clang-tidy modernize-pass-by-value in connectivity

Change-Id: I1f1b609254c7f8cfba14c248167f81b51684d8e8
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/135727
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

97 files changed, 375 insertions, 314 deletions

diff --git a/connectivity/inc/sdbcx/VIndex.hxx b/connectivity/inc/sdbcx/VIndex.hxx
index c31bf5c4e20d..5d597efe3a4c 100644
--- a/connectivity/inc/sdbcx/VIndex.hxx
+++ b/connectivity/inc/sdbcx/VIndex.hxx
@@ -61,7 +61,7 @@ namespace connectivity::sdbcx
         public:
             OIndex(bool _bCase);
             OIndex( const OUString& Name,
-                    const OUString& Catalog,
+                    OUString Catalog,
                     bool _isUnique,
                     bool _isPrimaryKeyIndex,
                     bool _isClustered,
diff --git a/connectivity/inc/sdbcx/VKey.hxx b/connectivity/inc/sdbcx/VKey.hxx
index 1c4e51dc7f32..df17eba8729f 100644
--- a/connectivity/inc/sdbcx/VKey.hxx
+++ b/connectivity/inc/sdbcx/VKey.hxx
@@ -30,6 +30,7 @@
 #include <cppuhelper/basemutex.hxx>
 #include <com/sun/star/sdbcx/XDataDescriptorFactory.hpp>
 #include <memory>
+#include <utility>
 
 namespace connectivity::sdbcx
     {
@@ -41,11 +42,11 @@ namespace connectivity::sdbcx
             sal_Int32       m_Type;
             sal_Int32       m_UpdateRule;
             sal_Int32       m_DeleteRule;
-            KeyProperties(const OUString& ReferencedTable,
+            KeyProperties(OUString ReferencedTable,
                           sal_Int32     Type,
                           sal_Int32     UpdateRule,
                           sal_Int32     DeleteRule)
-                          :m_ReferencedTable(ReferencedTable),
+                          :m_ReferencedTable(std::move(ReferencedTable)),
                           m_Type(Type),
                           m_UpdateRule(UpdateRule),
                           m_DeleteRule(DeleteRule)
@@ -75,7 +76,7 @@ namespace connectivity::sdbcx
             virtual ::cppu::IPropertyArrayHelper & SAL_CALL getInfoHelper() override;
         public:
             OKey(bool _bCase);
-            OKey(const OUString& Name,const std::shared_ptr<KeyProperties>& _rProps,bool _bCase);
+            OKey(const OUString& Name,std::shared_ptr<KeyProperties> _xProps,bool _bCase);
 
             virtual ~OKey( ) override;
 
diff --git a/connectivity/inc/sdbcx/VKeyColumn.hxx b/connectivity/inc/sdbcx/VKeyColumn.hxx
index 5adf3e0aab9d..59b26131db9f 100644
--- a/connectivity/inc/sdbcx/VKeyColumn.hxx
+++ b/connectivity/inc/sdbcx/VKeyColumn.hxx
@@ -35,7 +35,7 @@ namespace connectivity::sdbcx
             virtual ::cppu::IPropertyArrayHelper& SAL_CALL getInfoHelper() override;
         public:
             OKeyColumn(bool _bCase);
-            OKeyColumn( const OUString& ReferencedColumn,
+            OKeyColumn( OUString ReferencedColumn,
                             const OUString& Name,
                             const OUString& TypeName,
                             const OUString& DefaultValue,
diff --git a/connectivity/source/commontools/DriversConfig.cxx b/connectivity/source/commontools/DriversConfig.cxx
index e1d492f9f51e..26a241e3f829 100644
--- a/connectivity/source/commontools/DriversConfig.cxx
+++ b/connectivity/source/commontools/DriversConfig.cxx
@@ -22,6 +22,7 @@
 #include <o3tl/string_view.hxx>
 #include <tools/wldcrd.hxx>
 #include <comphelper/sequence.hxx>
+#include <utility>
 
 using namespace connectivity;
 using namespace utl;
@@ -120,8 +121,8 @@ const TInstalledDrivers& DriversConfigImpl::getInstalledDrivers(const uno::Refer
     return m_aDrivers;
 }
 
-DriversConfig::DriversConfig(const uno::Reference< uno::XComponentContext >& _rxORB)
-:m_xORB(_rxORB)
+DriversConfig::DriversConfig(uno::Reference< uno::XComponentContext > _xORB)
+:m_xORB(std::move(_xORB))
 {
 }
 
diff --git a/connectivity/source/commontools/ParameterSubstitution.cxx b/connectivity/source/commontools/ParameterSubstitution.cxx
index ca96cf331406..6fa55780803f 100644
--- a/connectivity/source/commontools/ParameterSubstitution.cxx
+++ b/connectivity/source/commontools/ParameterSubstitution.cxx
@@ -20,6 +20,7 @@
 #include <connectivity/sqlparse.hxx>
 #include <comphelper/sequenceashashmap.hxx>
 #include <cppuhelper/supportsservice.hxx>
+#include <utility>
 
 namespace connectivity
 {
@@ -28,7 +29,7 @@ namespace connectivity
     using namespace ::com::sun::star::lang;
     using namespace ::com::sun::star;
 
-    ParameterSubstitution::ParameterSubstitution(const css::uno::Reference< css::uno::XComponentContext >& _rxContext ) : m_xContext(_rxContext)
+    ParameterSubstitution::ParameterSubstitution(css::uno::Reference< css::uno::XComponentContext > _xContext ) : m_xContext(std::move(_xContext))
     {
     }
     void SAL_CALL ParameterSubstitution::initialize( const uno::Sequence< uno::Any >& _aArguments )
diff --git a/connectivity/source/commontools/RowFunctionParser.cxx b/connectivity/source/commontools/RowFunctionParser.cxx
index 21f5e638a651..da4935dc618d 100644
--- a/connectivity/source/commontools/RowFunctionParser.cxx
+++ b/connectivity/source/commontools/RowFunctionParser.cxx
@@ -38,6 +38,7 @@
 #endif
 #include <algorithm>
 #include <stack>
+#include <utility>
 
 namespace connectivity
 {
@@ -56,8 +57,8 @@ class ConstantValueExpression : public ExpressionNode
 
 public:
 
-    explicit ConstantValueExpression( ORowSetValueDecoratorRef const & rValue ) :
-        maValue( rValue )
+    explicit ConstantValueExpression( ORowSetValueDecoratorRef aValue ) :
+        maValue(std::move( aValue ))
     {
     }
     virtual ORowSetValueDecoratorRef evaluate(const ODatabaseMetaDataResultSet::ORow& /*_aRow*/ ) const override
@@ -81,10 +82,10 @@ class BinaryFunctionExpression : public ExpressionNode
 
 public:
 
-    BinaryFunctionExpression( const ExpressionFunct eFunct, const std::shared_ptr<ExpressionNode>& rFirstArg, const std::shared_ptr<ExpressionNode>& rSecondArg ) :
+    BinaryFunctionExpression( const ExpressionFunct eFunct, std::shared_ptr<ExpressionNode> xFirstArg, std::shared_ptr<ExpressionNode> xSecondArg ) :
         meFunct( eFunct ),
-        mpFirstArg( rFirstArg ),
-        mpSecondArg( rSecondArg )
+        mpFirstArg(std::move( xFirstArg )),
+        mpSecondArg(std::move( xSecondArg ))
     {
     }
     virtual ORowSetValueDecoratorRef evaluate(const ODatabaseMetaDataResultSet::ORow& _aRow ) const override
@@ -93,13 +94,13 @@ public:
         switch(meFunct)
         {
             case ExpressionFunct::Equation:
-                aRet = new ORowSetValueDecorator( mpFirstArg->evaluate(_aRow )->getValue() == mpSecondArg->evaluate(_aRow )->getValue() );
+                aRet = new ORowSetValueDecorator( ORowSetValue(mpFirstArg->evaluate(_aRow )->getValue() == mpSecondArg->evaluate(_aRow )->getValue()) );
                 break;
             case ExpressionFunct::And:
-                aRet = new ORowSetValueDecorator( mpFirstArg->evaluate(_aRow )->getValue().getBool() && mpSecondArg->evaluate(_aRow )->getValue().getBool() );
+                aRet = new ORowSetValueDecorator( ORowSetValue(mpFirstArg->evaluate(_aRow )->getValue().getBool() && mpSecondArg->evaluate(_aRow )->getValue().getBool()) );
                 break;
             case ExpressionFunct::Or:
-                aRet = new ORowSetValueDecorator( mpFirstArg->evaluate(_aRow )->getValue().getBool() || mpSecondArg->evaluate(_aRow )->getValue().getBool() );
+                aRet = new ORowSetValueDecorator( ORowSetValue(mpFirstArg->evaluate(_aRow )->getValue().getBool() || mpSecondArg->evaluate(_aRow )->getValue().getBool()) );
                 break;
             default:
                 break;
@@ -148,8 +149,8 @@ class ConstantFunctor
 
 public:
 
-    explicit ConstantFunctor( const ParserContextSharedPtr& rContext ) :
-        mpContext( rContext )
+    explicit ConstantFunctor( ParserContextSharedPtr xContext ) :
+        mpContext(std::move( xContext ))
     {
     }
     void operator()( StringIteratorT rFirst,StringIteratorT rSecond) const
@@ -166,8 +167,8 @@ class IntConstantFunctor
     ParserContextSharedPtr  mpContext;
 
 public:
-    explicit IntConstantFunctor( const ParserContextSharedPtr& rContext ) :
-        mpContext( rContext )
+    explicit IntConstantFunctor( ParserContextSharedPtr xContext ) :
+        mpContext(std::move( xContext ))
     {
     }
     void operator()( sal_Int32 n ) const
@@ -190,9 +191,9 @@ class BinaryFunctionFunctor
 
 public:
 
-    BinaryFunctionFunctor( const ExpressionFunct eFunct, const ParserContextSharedPtr& rContext ) :
+    BinaryFunctionFunctor( const ExpressionFunct eFunct, ParserContextSharedPtr xContext ) :
         meFunct( eFunct ),
-        mpContext( rContext )
+        mpContext(std::move( xContext ))
     {
     }
 
@@ -223,8 +224,8 @@ class UnaryFunctionExpression : public ExpressionNode
     std::shared_ptr<ExpressionNode> mpArg;
 
 public:
-    explicit UnaryFunctionExpression( const std::shared_ptr<ExpressionNode>& rArg ) :
-        mpArg( rArg )
+    explicit UnaryFunctionExpression( std::shared_ptr<ExpressionNode> xArg ) :
+        mpArg(std::move( xArg ))
     {
     }
     virtual ORowSetValueDecoratorRef evaluate(const ODatabaseMetaDataResultSet::ORow& _aRow ) const override
@@ -242,8 +243,8 @@ class UnaryFunctionFunctor
 
 public:
 
-    explicit UnaryFunctionFunctor(const ParserContextSharedPtr& rContext)
-        : mpContext(rContext)
+    explicit UnaryFunctionFunctor(ParserContextSharedPtr xContext)
+        : mpContext(std::move(xContext))
     {
     }
     void operator()( StringIteratorT, StringIteratorT ) const
@@ -290,8 +291,8 @@ public:
         @param rParserContext
         Contains context info for the parser
         */
-    explicit ExpressionGrammar( const ParserContextSharedPtr& rParserContext ) :
-        mpParserContext( rParserContext )
+    explicit ExpressionGrammar( ParserContextSharedPtr xParserContext ) :
+        mpParserContext(std::move( xParserContext ))
     {
     }
 
diff --git a/connectivity/source/commontools/dbcharset.cxx b/connectivity/source/commontools/dbcharset.cxx
index ebe45c028207..9e0b9ac2dd07 100644
--- a/connectivity/source/commontools/dbcharset.cxx
+++ b/connectivity/source/commontools/dbcharset.cxx
@@ -18,6 +18,7 @@
  */
 
 #include <connectivity/dbcharset.hxx>
+#include <utility>
 #include <osl/diagnose.h>
 #include <rtl/tencinfo.h>
 
@@ -129,15 +130,15 @@ namespace dbtools
     }
 
 
-    CharsetIteratorDerefHelper:: CharsetIteratorDerefHelper(const rtl_TextEncoding _eEncoding, const OUString& _rIanaName )
+    CharsetIteratorDerefHelper:: CharsetIteratorDerefHelper(const rtl_TextEncoding _eEncoding, OUString _aIanaName )
         :m_eEncoding( _eEncoding )
-        ,m_aIanaName( _rIanaName )
+        ,m_aIanaName(std::move( _aIanaName ))
     {
     }
 
-    OCharsetMap::CharsetIterator::CharsetIterator(const OCharsetMap* _pContainer, OCharsetMap::TextEncBag::const_iterator const & _aPos )
+    OCharsetMap::CharsetIterator::CharsetIterator(const OCharsetMap* _pContainer, OCharsetMap::TextEncBag::const_iterator _aPos )
         :m_pContainer( _pContainer )
-        ,m_aPos( _aPos )
+        ,m_aPos(std::move( _aPos ))
     {
         OSL_ENSURE( m_pContainer, "OCharsetMap::CharsetIterator::CharsetIterator : invalid container!" );
     }
diff --git a/connectivity/source/drivers/dbase/DDatabaseMetaData.cxx b/connectivity/source/drivers/dbase/DDatabaseMetaData.cxx
index bdff15cafa82..bbf3b408ae01 100644
--- a/connectivity/source/drivers/dbase/DDatabaseMetaData.cxx
+++ b/connectivity/source/drivers/dbase/DDatabaseMetaData.cxx
@@ -116,13 +116,13 @@ Reference< XResultSet > ODbaseDatabaseMetaData::impl_getTypeInfo_throw(  )
         aRow[13] = new ORowSetValueDecorator(OUString("B"));
         aRows.push_back(aRow);
 
-        aRow[11] = new ORowSetValueDecorator(true);
+        aRow[11] = new ORowSetValueDecorator(ORowSetValue(true));
         aRow[13] = new ORowSetValueDecorator(OUString("Y"));
         aRows.push_back(aRow);
 
         aRow[1] = new ORowSetValueDecorator(OUString("TIMESTAMP"));
         aRow[2] = new ORowSetValueDecorator(DataType::TIMESTAMP);
-        aRow[11] = new ORowSetValueDecorator(false);
+        aRow[11] = new ORowSetValueDecorator(ORowSetValue(false));
         aRow[13] = new ORowSetValueDecorator(OUString("T"));
         aRows.push_back(aRow);
 
@@ -291,7 +291,7 @@ Reference< XResultSet > SAL_CALL ODbaseDatabaseMetaData::getIndexInfo(
 
         if(unique && !getBOOL(xIndex->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISUNIQUE))))
             continue;
-        aRow[4] = new ORowSetValueDecorator(getBOOL(xIndex->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISUNIQUE))));
+        aRow[4] = new ORowSetValueDecorator(ORowSetValue(getBOOL(xIndex->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISUNIQUE)))));
         aRow[6] = new ORowSetValueDecorator(*pBegin);
 
         auto pIndex = comphelper::getFromUnoTunnel<ODbaseIndex>(xIndex);
diff --git a/connectivity/source/drivers/dbase/dindexnode.cxx b/connectivity/source/drivers/dbase/dindexnode.cxx
index 3ac8b806499b..d091335f5495 100644
--- a/connectivity/source/drivers/dbase/dindexnode.cxx
+++ b/connectivity/source/drivers/dbase/dindexnode.cxx
@@ -26,6 +26,7 @@
 
 #include <algorithm>
 #include <memory>
+#include <utility>
 
 
 using namespace connectivity;
@@ -38,10 +39,10 @@ ONDXKey::ONDXKey()
 {
 }
 
-ONDXKey::ONDXKey(const ORowSetValue& rVal, sal_Int32 eType, sal_uInt32 nRec)
+ONDXKey::ONDXKey(ORowSetValue aVal, sal_Int32 eType, sal_uInt32 nRec)
     : ONDXKey_BASE(eType)
     , nRecord(nRec)
-    , xValue(rVal)
+    , xValue(std::move(aVal))
 {
 }
 
diff --git a/connectivity/source/drivers/evoab2/NResultSetMetaData.cxx b/connectivity/source/drivers/evoab2/NResultSetMetaData.cxx
index a2ce922ff193..338d4e397d3f 100644
--- a/connectivity/source/drivers/evoab2/NResultSetMetaData.cxx
+++ b/connectivity/source/drivers/evoab2/NResultSetMetaData.cxx
@@ -21,14 +21,15 @@
 #include "NDatabaseMetaData.hxx"
 #include <connectivity/dbexception.hxx>
 #include <strings.hrc>
+#include <utility>
 
 using namespace connectivity::evoab;
 using namespace com::sun::star::uno;
 using namespace com::sun::star::lang;
 using namespace com::sun::star::sdbc;
 
-OEvoabResultSetMetaData::OEvoabResultSetMetaData(const OUString& _aTableName)
-    : m_aTableName(_aTableName)
+OEvoabResultSetMetaData::OEvoabResultSetMetaData(OUString _aTableName)
+    : m_aTableName(std::move(_aTableName))
 {
 
 }
diff --git a/connectivity/source/drivers/evoab2/NResultSetMetaData.hxx b/connectivity/source/drivers/evoab2/NResultSetMetaData.hxx
index 66fffb984e4f..e79d347b1c4d 100644
--- a/connectivity/source/drivers/evoab2/NResultSetMetaData.hxx
+++ b/connectivity/source/drivers/evoab2/NResultSetMetaData.hxx
@@ -40,7 +40,7 @@ namespace connectivity::evoab
         protected:
             virtual ~OEvoabResultSetMetaData() override;
         public:
-          explicit OEvoabResultSetMetaData(const OUString& _aTableName);
+          explicit OEvoabResultSetMetaData(OUString _aTableName);
           /// @throws css::sdbc::SQLException
           void setEvoabFields(const ::rtl::Reference<connectivity::OSQLColumns> &xColumns);
           sal_uInt32 fieldAtColumn(sal_Int32 columnIndex) const
diff --git a/connectivity/source/drivers/evoab2/NTables.hxx b/connectivity/source/drivers/evoab2/NTables.hxx
index 7e200ff6aee2..e5d454729431 100644
--- a/connectivity/source/drivers/evoab2/NTables.hxx
+++ b/connectivity/source/drivers/evoab2/NTables.hxx
@@ -20,6 +20,7 @@
 
 #include <connectivity/sdbcx/VCollection.hxx>
 #include <com/sun/star/sdbc/XDatabaseMetaData.hpp>
+#include <utility>
 
 namespace connectivity::evoab
 {
@@ -30,11 +31,11 @@ namespace connectivity::evoab
             virtual sdbcx::ObjectType createObject(const OUString& _rName) override;
             virtual void impl_refresh() override;
         public:
-            OEvoabTables(const css::uno::Reference< css::sdbc::XDatabaseMetaData >& _rMetaData,
+            OEvoabTables(css::uno::Reference< css::sdbc::XDatabaseMetaData > _xMetaData,
                          ::cppu::OWeakObject& _rParent, ::osl::Mutex& _rMutex,
                          const ::std::vector< OUString> &_rVector) :
                     sdbcx::OCollection(_rParent,true,_rMutex,_rVector),
-                    m_xMetaData(_rMetaData)
+                    m_xMetaData(std::move(_xMetaData))
                         {}
             virtual void disposing() override;
         };
diff --git a/connectivity/source/drivers/file/FDriver.cxx b/connectivity/source/drivers/file/FDriver.cxx
index 4b6d45fe7420..b24c4e67a532 100644
--- a/connectivity/source/drivers/file/FDriver.cxx
+++ b/connectivity/source/drivers/file/FDriver.cxx
@@ -26,6 +26,7 @@
 #include <connectivity/dbexception.hxx>
 #include <strings.hrc>
 #include <resource/sharedresources.hxx>
+#include <utility>
 
 
 using namespace connectivity::file;
@@ -36,9 +37,9 @@ using namespace com::sun::star::sdbc;
 using namespace com::sun::star::sdbcx;
 using namespace com::sun::star::container;
 
-OFileDriver::OFileDriver(const css::uno::Reference< css::uno::XComponentContext >& _rxContext)
+OFileDriver::OFileDriver(css::uno::Reference< css::uno::XComponentContext > _xContext)
     : ODriver_BASE(m_aMutex)
-    ,m_xContext(_rxContext)
+    ,m_xContext(std::move(_xContext))
 {
 }
 
diff --git a/connectivity/source/drivers/file/FResultSetMetaData.cxx b/connectivity/source/drivers/file/FResultSetMetaData.cxx
index fdc944043d2a..b9fdcc4c4cba 100644
--- a/connectivity/source/drivers/file/FResultSetMetaData.cxx
+++ b/connectivity/source/drivers/file/FResultSetMetaData.cxx
@@ -23,6 +23,7 @@
 #include <connectivity/dbexception.hxx>
 #include <comphelper/types.hxx>
 #include <o3tl/safeint.hxx>
+#include <utility>
 
 
 using namespace ::comphelper;
@@ -37,9 +38,9 @@ using namespace ::com::sun::star::container;
 using namespace ::com::sun::star::lang;
 
 
-OResultSetMetaData::OResultSetMetaData(const ::rtl::Reference<connectivity::OSQLColumns>& _rxColumns,const OUString& _aTableName,OFileTable* _pTable)
-    :m_aTableName(_aTableName)
-    ,m_xColumns(_rxColumns)
+OResultSetMetaData::OResultSetMetaData(::rtl::Reference<connectivity::OSQLColumns> _xColumns, OUString _aTableName, OFileTable* _pTable)
+    :m_aTableName(std::move(_aTableName))
+    ,m_xColumns(std::move(_xColumns))
     ,m_pTable(_pTable)
 {
 }
diff --git a/connectivity/source/drivers/firebird/DatabaseMetaData.cxx b/connectivity/source/drivers/firebird/DatabaseMetaData.cxx
index cfee4f41b81d..37c2ffe72c3d 100644
--- a/connectivity/source/drivers/firebird/DatabaseMetaData.cxx
+++ b/connectivity/source/drivers/firebird/DatabaseMetaData.cxx
@@ -821,14 +821,14 @@ uno::Reference< XResultSet > SAL_CALL ODatabaseMetaData::getTypeInfo()
         // Common data
         aRow[4] = ODatabaseMetaDataResultSet::getQuoteValue(); // Literal quote marks
         aRow[5] = ODatabaseMetaDataResultSet::getQuoteValue(); // Literal quote marks
-        aRow[7] = new ORowSetValueDecorator(true); // Nullable
-        aRow[8] = new ORowSetValueDecorator(true); // Case sensitive
-        aRow[10] = new ORowSetValueDecorator(false); // Is unsigned
+        aRow[7] = new ORowSetValueDecorator(ORowSetValue(true)); // Nullable
+        aRow[8] = new ORowSetValueDecorator(ORowSetValue(true)); // Case sensitive
+        aRow[10] = new ORowSetValueDecorator(ORowSetValue(false)); // Is unsigned
         // FIXED_PREC_SCALE: docs state "can it be a money value? " however
         // in reality this causes Base to treat all numbers as money formatted
         // by default which is wrong (and formatting as money value is still
         // possible for all values).
-        aRow[11] = new ORowSetValueDecorator(false);
+        aRow[11] = new ORowSetValueDecorator(ORowSetValue(false));
         // Localised Type Name -- TODO: implement (but can be null):
         aRow[13] = new ORowSetValueDecorator();
         aRow[16] = new ORowSetValueDecorator();             // Unused
@@ -842,7 +842,7 @@ uno::Reference< XResultSet > SAL_CALL ODatabaseMetaData::getTypeInfo()
         aRow[6] = new ORowSetValueDecorator(OUString("length")); // Create Params
         aRow[9] = new ORowSetValueDecorator(
                 sal_Int16(ColumnSearch::FULL)); // Searchable
-        aRow[12] = new ORowSetValueDecorator(false); // Autoincrement
+        aRow[12] = new ORowSetValueDecorator(ORowSetValue(false)); // Autoincrement
         aRow[14] = ODatabaseMetaDataResultSet::get0Value(); // Minimum scale
         aRow[15] = ODatabaseMetaDataResultSet::get0Value(); // Max scale
         tmp.push_back(aRow);
@@ -854,7 +854,7 @@ uno::Reference< XResultSet > SAL_CALL ODatabaseMetaData::getTypeInfo()
         aRow[6] = new ORowSetValueDecorator(OUString("length")); // Create Params
         aRow[9] = new ORowSetValueDecorator(
                 sal_Int16(ColumnSearch::FULL)); // Searchable
-        aRow[12] = new ORowSetValueDecorator(false); // Autoincrement
+        aRow[12] = new ORowSetValueDecorator(ORowSetValue(false)); // Autoincrement
         aRow[14] = ODatabaseMetaDataResultSet::get0Value(); // Minimum scale
         aRow[15] = ODatabaseMetaDataResultSet::get0Value(); // Max scale
         tmp.push_back(aRow);
@@ -888,7 +888,7 @@ uno::Reference< XResultSet > SAL_CALL ODatabaseMetaData::getTypeInfo()
         aRow[6] = new ORowSetValueDecorator(); // Create Params
         aRow[9] = new ORowSetValueDecorator(
                 sal_Int16(ColumnSearch::FULL)); // Searchable
-        aRow[12] = new ORowSetValueDecorator(false); // Autoincrement
+        aRow[12] = new ORowSetValueDecorator(ORowSetValue(false)); // Autoincrement
         aRow[14] = ODatabaseMetaDataResultSet::get0Value(); // Minimum scale
         aRow[15] = ODatabaseMetaDataResultSet::get0Value(); // Max scale
         tmp.push_back(aRow);
@@ -904,7 +904,7 @@ uno::Reference< XResultSet > SAL_CALL ODatabaseMetaData::getTypeInfo()
             aRow[6] = new ORowSetValueDecorator(); // Create Params
             aRow[9] = new ORowSetValueDecorator(
                 sal_Int16(ColumnSearch::FULL)); // Searchable
-            aRow[12] = new ORowSetValueDecorator(true); // Autoincrement
+            aRow[12] = new ORowSetValueDecorator(ORowSetValue(true)); // Autoincrement
             aRow[14] = ODatabaseMetaDataResultSet::get0Value(); // Minimum scale
             aRow[15] = ODatabaseMetaDataResultSet::get0Value(); // Max scale
         }
@@ -928,7 +928,7 @@ uno::Reference< XResultSet > SAL_CALL ODatabaseMetaData::getTypeInfo()
         {
             aRow[9] = new ORowSetValueDecorator(
                 sal_Int16(ColumnSearch::FULL)); // Searchable
-            aRow[12] = new ORowSetValueDecorator(true); // Autoincrement
+            aRow[12] = new ORowSetValueDecorator(ORowSetValue(true)); // Autoincrement
         }
 
         aRow[6] = new ORowSetValueDecorator(OUString("PRECISION,SCALE")); // Create params
@@ -972,7 +972,7 @@ uno::Reference< XResultSet > SAL_CALL ODatabaseMetaData::getTypeInfo()
         aRow[6] = new ORowSetValueDecorator(); // Create Params
         aRow[9] = new ORowSetValueDecorator(
                 sal_Int16(ColumnSearch::FULL)); // Searchable
-        aRow[12] = new ORowSetValueDecorator(false); // Autoincrement
+        aRow[12] = new ORowSetValueDecorator(ORowSetValue(false)); // Autoincrement
         aRow[14] = ODatabaseMetaDataResultSet::get0Value(); // Minimum scale
         aRow[15] = ODatabaseMetaDataResultSet::get0Value(); // Max scale
         tmp.push_back(aRow);
@@ -984,7 +984,7 @@ uno::Reference< XResultSet > SAL_CALL ODatabaseMetaData::getTypeInfo()
         aRow[6] = new ORowSetValueDecorator(); // Create Params
         aRow[9] = new ORowSetValueDecorator(
                 sal_Int16(ColumnSearch::FULL)); // Searchable
-        aRow[12] = new ORowSetValueDecorator(false); // Autoincrement
+        aRow[12] = new ORowSetValueDecorator(ORowSetValue(false)); // Autoincrement
         aRow[14] = ODatabaseMetaDataResultSet::get0Value(); // Minimum scale
         aRow[15] = ODatabaseMetaDataResultSet::get0Value(); // Max scale
         tmp.push_back(aRow);
@@ -996,7 +996,7 @@ uno::Reference< XResultSet > SAL_CALL ODatabaseMetaData::getTypeInfo()
         aRow[6] = new ORowSetValueDecorator(); // Create Params
         aRow[9] = new ORowSetValueDecorator(
                 sal_Int16(ColumnSearch::FULL)); // Searchable
-        aRow[12] = new ORowSetValueDecorator(false); // Autoincrement
+        aRow[12] = new ORowSetValueDecorator(ORowSetValue(false)); // Autoincrement
         aRow[14] = ODatabaseMetaDataResultSet::get0Value(); // Minimum scale
         aRow[15] = ODatabaseMetaDataResultSet::get0Value(); // Max scale
         tmp.push_back(aRow);
@@ -1008,7 +1008,7 @@ uno::Reference< XResultSet > SAL_CALL ODatabaseMetaData::getTypeInfo()
         aRow[6] = new ORowSetValueDecorator(); // Create Params
         aRow[9] = new ORowSetValueDecorator(
                 sal_Int16(ColumnSearch::NONE)); // Searchable
-        aRow[12] = new ORowSetValueDecorator(false); // Autoincrement
+        aRow[12] = new ORowSetValueDecorator(ORowSetValue(false)); // Autoincrement
         aRow[14] = ODatabaseMetaDataResultSet::get0Value(); // Minimum scale
         aRow[15] = ODatabaseMetaDataResultSet::get0Value(); // Max scale
         tmp.push_back(aRow);
@@ -1020,7 +1020,7 @@ uno::Reference< XResultSet > SAL_CALL ODatabaseMetaData::getTypeInfo()
         aRow[6] = new ORowSetValueDecorator(); // Create Params
         aRow[9] = new ORowSetValueDecorator(
                 sal_Int16(ColumnSearch::BASIC)); // Searchable
-        aRow[12] = new ORowSetValueDecorator(false); // Autoincrement
+        aRow[12] = new ORowSetValueDecorator(ORowSetValue(false)); // Autoincrement
         aRow[14] = ODatabaseMetaDataResultSet::get0Value(); // Minimum scale
         aRow[15] = ODatabaseMetaDataResultSet::get0Value(); // Max scale
         tmp.push_back(aRow);
@@ -1680,7 +1680,7 @@ uno::Reference< XResultSet > SAL_CALL ODatabaseMetaData::getIndexInfo(
         }
 
         // 4. NON_UNIQUE -- i.e. specifically negate here.
-        aCurrentRow[4] = new ORowSetValueDecorator(xRow->getShort(5) == 0);
+        aCurrentRow[4] = new ORowSetValueDecorator(ORowSetValue(xRow->getShort(5) == 0));
         // 6. INDEX NAME
         aCurrentRow[6] = new ORowSetValueDecorator(sanitizeIdentifier(xRow->getString(4)));
 
@@ -1773,7 +1773,7 @@ uno::Reference< XResultSet > SAL_CALL ODatabaseMetaData::getTablePrivileges(
         aRow[4] = new ORowSetValueDecorator(sanitizeIdentifier(xRow->getString(2))); // 4. GRANTOR
         aRow[5] = new ORowSetValueDecorator(sanitizeIdentifier(xRow->getString(3))); // 5. GRANTEE
         aRow[6] = new ORowSetValueDecorator(xRow->getString(4)); // 6. Privilege
-        aRow[7] = new ORowSetValueDecorator(bool(xRow->getBoolean(5))); // 7. Is Grantable
+        aRow[7] = new ORowSetValueDecorator(ORowSetValue(bool(xRow->getBoolean(5)))); // 7. Is Grantable
 
         aResults.push_back(aRow);
     }
diff --git a/connectivity/source/drivers/firebird/Tables.hxx b/connectivity/source/drivers/firebird/Tables.hxx
index 7d84edb2084a..ada1827097a5 100644
--- a/connectivity/source/drivers/firebird/Tables.hxx
+++ b/connectivity/source/drivers/firebird/Tables.hxx
@@ -13,6 +13,7 @@
 #include <com/sun/star/sdbc/XDatabaseMetaData.hpp>
 
 #include <connectivity/sdbcx/VCollection.hxx>
+#include <utility>
 
 namespace connectivity::firebird
     {
@@ -40,10 +41,10 @@ namespace connectivity::firebird
                         const css::uno::Reference< css::beans::XPropertySet >& rDescriptor) override;
 
         public:
-            Tables(const css::uno::Reference< css::sdbc::XDatabaseMetaData >& rMetaData,
+            Tables(css::uno::Reference< css::sdbc::XDatabaseMetaData > xMetaData,
                    ::cppu::OWeakObject& rParent,
                    ::osl::Mutex& rMutex,
-                   ::std::vector< OUString> const & rNames) : sdbcx::OCollection(rParent, true, rMutex, rNames), m_xMetaData(rMetaData) {}
+                   ::std::vector< OUString> const & rNames) : sdbcx::OCollection(rParent, true, rMutex, rNames), m_xMetaData(std::move(xMetaData)) {}
 
             // TODO: we should also implement XDataDescriptorFactory, XRefreshable,
             // XAppend,  etc., but all are optional.
diff --git a/connectivity/source/drivers/firebird/Util.hxx b/connectivity/source/drivers/firebird/Util.hxx
index bf1a172ed2c8..bfbfb62c22fc 100644
--- a/connectivity/source/drivers/firebird/Util.hxx
+++ b/connectivity/source/drivers/firebird/Util.hxx
@@ -14,6 +14,7 @@
 #include <rtl/ustring.hxx>
 
 #include <com/sun/star/uno/XInterface.hpp>
+#include <utility>
 
 namespace connectivity::firebird
     {
@@ -57,16 +58,16 @@ public:
              *
              */
             explicit ColumnTypeInfo( short aType, short aSubType = 0,
-                    short nScale = 0, const OUString& sCharset = OUString() )
+                    short nScale = 0, OUString sCharset = OUString() )
                 : m_aType(aType)
                 , m_aSubType(aSubType)
                 , m_nScale(nScale)
-                , m_sCharsetName(sCharset) {}
-            explicit ColumnTypeInfo( short aType, const OUString& sCharset )
+                , m_sCharsetName(std::move(sCharset)) {}
+            explicit ColumnTypeInfo( short aType, OUString sCharset )
                 : m_aType(aType)
                 , m_aSubType(0)
                 , m_nScale(0)
-                , m_sCharsetName(sCharset) {}
+                , m_sCharsetName(std::move(sCharset)) {}
             short getType() const { return m_aType; }
             short getSubType() const { return m_aSubType; }
             short getScale() const { return m_nScale; }
diff --git a/connectivity/source/drivers/hsqldb/HUser.cxx b/connectivity/source/drivers/hsqldb/HUser.cxx
index 2ed0c06262ff..f493e282a2b1 100644
--- a/connectivity/source/drivers/hsqldb/HUser.cxx
+++ b/connectivity/source/drivers/hsqldb/HUser.cxx
@@ -27,6 +27,7 @@
 #include <com/sun/star/sdbcx/PrivilegeObject.hpp>
 #include <TConnection.hxx>
 #include <strings.hrc>
+#include <utility>
 
 using namespace connectivity;
 using namespace connectivity::hsqldb;
@@ -37,16 +38,16 @@ using namespace ::com::sun::star::sdbc;
 using namespace ::com::sun::star::container;
 using namespace ::com::sun::star::lang;
 
-OHSQLUser::OHSQLUser(   const css::uno::Reference< css::sdbc::XConnection >& _xConnection) : connectivity::sdbcx::OUser(true)
-                ,m_xConnection(_xConnection)
+OHSQLUser::OHSQLUser(   css::uno::Reference< css::sdbc::XConnection > _xConnection) : connectivity::sdbcx::OUser(true)
+                ,m_xConnection(std::move(_xConnection))
 {
     construct();
 }
 
-OHSQLUser::OHSQLUser(   const css::uno::Reference< css::sdbc::XConnection >& _xConnection,
+OHSQLUser::OHSQLUser(   css::uno::Reference< css::sdbc::XConnection > _xConnection,
                 const OUString& Name
             ) : connectivity::sdbcx::OUser(Name,true)
-                ,m_xConnection(_xConnection)
+                ,m_xConnection(std::move(_xConnection))
 {
     construct();
 }
diff --git a/connectivity/source/drivers/hsqldb/HUsers.cxx b/connectivity/source/drivers/hsqldb/HUsers.cxx
index 9fe31e58eb01..12959833331e 100644
--- a/connectivity/source/drivers/hsqldb/HUsers.cxx
+++ b/connectivity/source/drivers/hsqldb/HUsers.cxx
@@ -23,6 +23,7 @@
 #include <comphelper/types.hxx>
 #include <connectivity/dbtools.hxx>
 #include <TConnection.hxx>
+#include <utility>
 
 using namespace ::comphelper;
 using namespace connectivity;
@@ -36,10 +37,10 @@ using namespace ::com::sun::star::lang;
 OUsers::OUsers( ::cppu::OWeakObject& _rParent,
                 ::osl::Mutex& _rMutex,
                 const ::std::vector< OUString> &_rVector,
-                const css::uno::Reference< css::sdbc::XConnection >& _xConnection,
+                css::uno::Reference< css::sdbc::XConnection > _xConnection,
                 connectivity::sdbcx::IRefreshableUsers* _pParent)
     : sdbcx::OCollection(_rParent, true, _rMutex, _rVector)
-    ,m_xConnection(_xConnection)
+    ,m_xConnection(std::move(_xConnection))
     ,m_pParent(_pParent)
 {
 }
diff --git a/connectivity/source/drivers/jdbc/JConnection.cxx b/connectivity/source/drivers/jdbc/JConnection.cxx
index 19391e60edac..cff6f8f4e45b 100644
--- a/connectivity/source/drivers/jdbc/JConnection.cxx
+++ b/connectivity/source/drivers/jdbc/JConnection.cxx
@@ -43,6 +43,7 @@
 #include <unotools/confignode.hxx>
 #include <strings.hxx>
 
+#include <utility>
 #include <vector>
 #include <memory>
 
@@ -58,8 +59,8 @@ namespace {
 
 struct ClassMapEntry {
     ClassMapEntry(
-        OUString const & theClassPath, OUString const & theClassName):
-        classPath(theClassPath), className(theClassName), classLoader(nullptr),
+        OUString theClassPath, OUString theClassName):
+        classPath(std::move(theClassPath)), className(std::move(theClassName)), classLoader(nullptr),
         classObject(nullptr) {}
 
     OUString classPath;
diff --git a/connectivity/source/drivers/mozab/bootstrap/MNSProfileDiscover.cxx b/connectivity/source/drivers/mozab/bootstrap/MNSProfileDiscover.cxx
index 18d95cdbdb81..804c8ccc66d8 100644
--- a/connectivity/source/drivers/mozab/bootstrap/MNSProfileDiscover.cxx
+++ b/connectivity/source/drivers/mozab/bootstrap/MNSProfileDiscover.cxx
@@ -18,6 +18,8 @@
  */
 
 
+#include <utility>
+
 #include "MNSProfileDiscover.hxx"
 #include "MNSFolders.hxx"
 #include "MNSINIParser.hxx"
@@ -28,10 +30,10 @@ namespace connectivity::mozab
         {
         }
 
-        ProfileStruct::ProfileStruct(const OUString& aProfileName,
-                                     const OUString& aProfilePath)
-            : profileName(aProfileName)
-            , profilePath(aProfilePath)
+        ProfileStruct::ProfileStruct(OUString aProfileName,
+                                     OUString aProfilePath)
+            : profileName(std::move(aProfileName))
+            , profilePath(std::move(aProfilePath))
         {
         }
 
diff --git a/connectivity/source/drivers/mozab/bootstrap/MNSProfileDiscover.hxx b/connectivity/source/drivers/mozab/bootstrap/MNSProfileDiscover.hxx
index a5f271183b27..132ac06c003c 100644
--- a/connectivity/source/drivers/mozab/bootstrap/MNSProfileDiscover.hxx
+++ b/connectivity/source/drivers/mozab/bootstrap/MNSProfileDiscover.hxx
@@ -37,7 +37,7 @@ namespace connectivity::mozab
         {
         public:
             ProfileStruct();
-            ProfileStruct(const OUString& aProfileName, const OUString &aProfilePath);
+            ProfileStruct(OUString aProfileName, OUString aProfilePath);
             const OUString& getProfileName() const { return profileName;}
             const OUString& getProfilePath() const;
         private:
diff --git a/connectivity/source/drivers/mysql_jdbc/YUser.cxx b/connectivity/source/drivers/mysql_jdbc/YUser.cxx
index b683fe2b2757..ec3a6265967f 100644
--- a/connectivity/source/drivers/mysql_jdbc/YUser.cxx
+++ b/connectivity/source/drivers/mysql_jdbc/YUser.cxx
@@ -27,6 +27,7 @@
 #include <TConnection.hxx>
 #include <strings.hrc>
 #include <comphelper/types.hxx>
+#include <utility>
 
 using namespace connectivity;
 using namespace connectivity::mysql;
@@ -37,17 +38,17 @@ using namespace ::com::sun::star::sdbc;
 using namespace ::com::sun::star::container;
 using namespace ::com::sun::star::lang;
 
-OMySQLUser::OMySQLUser(const css::uno::Reference<css::sdbc::XConnection>& _xConnection)
+OMySQLUser::OMySQLUser(css::uno::Reference<css::sdbc::XConnection> _xConnection)
     : connectivity::sdbcx::OUser(true)
-    , m_xConnection(_xConnection)
+    , m_xConnection(std::move(_xConnection))
 {
     construct();
 }
 
-OMySQLUser::OMySQLUser(const css::uno::Reference<css::sdbc::XConnection>& _xConnection,
+OMySQLUser::OMySQLUser(css::uno::Reference<css::sdbc::XConnection> _xConnection,
                        const OUString& Name)
     : connectivity::sdbcx::OUser(Name, true)
-    , m_xConnection(_xConnection)
+    , m_xConnection(std::move(_xConnection))
 {
     construct();
 }
diff --git a/connectivity/source/drivers/mysql_jdbc/YUsers.cxx b/connectivity/source/drivers/mysql_jdbc/YUsers.cxx
index ed33cb0e2d7c..eba995a91044 100644
--- a/connectivity/source/drivers/mysql_jdbc/YUsers.cxx
+++ b/connectivity/source/drivers/mysql_jdbc/YUsers.cxx
@@ -23,6 +23,7 @@
 #include <comphelper/types.hxx>
 #include <connectivity/dbtools.hxx>
 #include <TConnection.hxx>
+#include <utility>
 
 using namespace ::comphelper;
 using namespace connectivity;
@@ -35,10 +36,10 @@ using namespace ::com::sun::star::lang;
 
 OUsers::OUsers(::cppu::OWeakObject& _rParent, ::osl::Mutex& _rMutex,
                const ::std::vector<OUString>& _rVector,
-               const css::uno::Reference<css::sdbc::XConnection>& _xConnection,
+               css::uno::Reference<css::sdbc::XConnection> _xConnection,
                connectivity::sdbcx::IRefreshableUsers* _pParent)
     : sdbcx::OCollection(_rParent, true, _rMutex, _rVector)
-    , m_xConnection(_xConnection)
+    , m_xConnection(std::move(_xConnection))
     , m_pParent(_pParent)
 {
 }
diff --git a/connectivity/source/drivers/mysqlc/mysqlc_tables.hxx b/connectivity/source/drivers/mysqlc/mysqlc_tables.hxx
index 2d3c4c74533d..8b05c5afaf9f 100644
--- a/connectivity/source/drivers/mysqlc/mysqlc_tables.hxx
+++ b/connectivity/source/drivers/mysqlc/mysqlc_tables.hxx
@@ -12,6 +12,7 @@
 #include <com/sun/star/sdbc/XDatabaseMetaData.hpp>
 
 #include <connectivity/sdbcx/VCollection.hxx>
+#include <utility>
 
 namespace connectivity::mysqlc
 {
@@ -38,11 +39,11 @@ protected:
     virtual void dropObject(sal_Int32 nPosition, const OUString& rName) override;
 
 public:
-    Tables(const css::uno::Reference<css::sdbc::XDatabaseMetaData>& rMetaData,
+    Tables(css::uno::Reference<css::sdbc::XDatabaseMetaData> xMetaData,
            ::cppu::OWeakObject& rParent, ::osl::Mutex& rMutex,
            ::std::vector<OUString> const& rNames)
         : sdbcx::OCollection(rParent, true, rMutex, rNames)
-        , m_xMetaData(rMetaData)
+        , m_xMetaData(std::move(xMetaData))
     {
     }
 
diff --git a/connectivity/source/drivers/mysqlc/mysqlc_user.cxx b/connectivity/source/drivers/mysqlc/mysqlc_user.cxx
index 65470be59b86..c1cdc1e537af 100644
--- a/connectivity/source/drivers/mysqlc/mysqlc_user.cxx
+++ b/connectivity/source/drivers/mysqlc/mysqlc_user.cxx
@@ -7,6 +7,8 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
  */
 
+#include <utility>
+
 #include "mysqlc_user.hxx"
 
 using namespace ::connectivity;
@@ -16,16 +18,16 @@ using namespace ::connectivity::sdbcx;
 using namespace ::com::sun::star;
 using namespace ::com::sun::star::sdbc;
 
-User::User(const css::uno::Reference<css::sdbc::XConnection>& rConnection)
+User::User(css::uno::Reference<css::sdbc::XConnection> xConnection)
     : OUser(true) // Case Sensitive
-    , m_xConnection(rConnection)
+    , m_xConnection(std::move(xConnection))
 {
 }
 
-User::User(const css::uno::Reference<css::sdbc::XConnection>& rConnection, const OUString& rName)
+User::User(css::uno::Reference<css::sdbc::XConnection> xConnection, const OUString& rName)
     : OUser(rName,
             true) // Case Sensitive
-    , m_xConnection(rConnection)
+    , m_xConnection(std::move(xConnection))
 {
 }
 
diff --git a/connectivity/source/drivers/mysqlc/mysqlc_user.hxx b/connectivity/source/drivers/mysqlc/mysqlc_user.hxx
index e9e37e3fac47..aad2baa214d3 100644
--- a/connectivity/source/drivers/mysqlc/mysqlc_user.hxx
+++ b/connectivity/source/drivers/mysqlc/mysqlc_user.hxx
@@ -25,11 +25,11 @@ public:
     /**
     * Create a "new" descriptor, which isn't yet in the database.
     */
-    User(const css::uno::Reference<css::sdbc::XConnection>& rConnection);
+    User(css::uno::Reference<css::sdbc::XConnection> xConnection);
     /**
     * For a user that already exists in the db.
     */
-    User(const css::uno::Reference<css::sdbc::XConnection>& rConnection, const OUString& rName);
+    User(css::uno::Reference<css::sdbc::XConnection> xConnection, const OUString& rName);
 
     // XAuthorizable
     virtual void SAL_CALL changePassword(const OUString&, const OUString& newPassword) override;
diff --git a/connectivity/source/drivers/odbc/ODriver.cxx b/connectivity/source/drivers/odbc/ODriver.cxx
index df7b3fd206b8..cf3c5596aad4 100644
--- a/connectivity/source/drivers/odbc/ODriver.cxx
+++ b/connectivity/source/drivers/odbc/ODriver.cxx
@@ -24,6 +24,7 @@
 #include <cppuhelper/supportsservice.hxx>
 #include <strings.hrc>
 #include <resource/sharedresources.hxx>
+#include <utility>
 
 using namespace connectivity::odbc;
 using namespace com::sun::star::uno;
@@ -31,9 +32,9 @@ using namespace com::sun::star::lang;
 using namespace com::sun::star::beans;
 using namespace com::sun::star::sdbc;
 
-ODBCDriver::ODBCDriver(const css::uno::Reference< css::uno::XComponentContext >& _rxContext)
+ODBCDriver::ODBCDriver(css::uno::Reference< css::uno::XComponentContext > _xContext)
     :ODriver_BASE(m_aMutex)
-    ,m_xContext(_rxContext)
+    ,m_xContext(std::move(_xContext))
     ,m_pDriverHandle(SQL_NULL_HANDLE)
 {
 }
diff --git a/connectivity/source/drivers/postgresql/pq_array.hxx b/connectivity/source/drivers/postgresql/pq_array.hxx
index b847d646a913..589fe063d234 100644
--- a/connectivity/source/drivers/postgresql/pq_array.hxx
+++ b/connectivity/source/drivers/postgresql/pq_array.hxx
@@ -39,6 +39,7 @@
 #include <com/sun/star/sdbc/XArray.hpp>
 
 #include "pq_connection.hxx"
+#include <utility>
 #include <vector>
 
 namespace pq_sdbc_driver
@@ -53,14 +54,14 @@ class Array : public cppu::WeakImplHelper< css::sdbc::XArray >
 
 public:
     Array(
-        const rtl::Reference< comphelper::RefCountedMutex > & mutex,
+        rtl::Reference< comphelper::RefCountedMutex > mutex,
         std::vector< css::uno::Any > && data,
-        const css::uno::Reference< css::uno::XInterface > & owner,
-        const css::uno::Reference< css::script::XTypeConverter > &tc) :
+        css::uno::Reference< css::uno::XInterface > owner,
+        css::uno::Reference< css::script::XTypeConverter > tc) :
         m_data( std::move(data) ),
-        m_owner( owner ),
-        m_tc( tc ),
-        m_xMutex( mutex )
+        m_owner(std::move( owner )),
+        m_tc(std::move( tc )),
+        m_xMutex(std::move( mutex ))
     {}
 
 public: // XArray
diff --git a/connectivity/source/drivers/postgresql/pq_connection.cxx b/connectivity/source/drivers/postgresql/pq_connection.cxx
index 6661a97d5669..422d97f76e22 100644
--- a/connectivity/source/drivers/postgresql/pq_connection.cxx
+++ b/connectivity/source/drivers/postgresql/pq_connection.cxx
@@ -34,6 +34,7 @@
  *
  ************************************************************************/
 
+#include <utility>
 #include <vector>
 #include <string.h>
 
@@ -96,8 +97,8 @@ class ClosableReference : public cppu::WeakImplHelper< css::uno::XReference >
     rtl::Reference<Connection> m_conn;
     ::rtl::ByteSequence m_id;
 public:
-    ClosableReference( const ::rtl::ByteSequence & id , Connection *that )
-      :  m_conn( that ), m_id( id )
+    ClosableReference( ::rtl::ByteSequence id , Connection *that )
+      :  m_conn( that ), m_id(std::move( id ))
     {
     }
 
@@ -115,9 +116,9 @@ public:
 
 Connection::Connection(
     const rtl::Reference< comphelper::RefCountedMutex > &refMutex,
-    const css::uno::Reference< css::uno::XComponentContext > & ctx )
+    css::uno::Reference< css::uno::XComponentContext > ctx )
     : ConnectionBase( refMutex->GetMutex() ),
-      m_ctx( ctx ) ,
+      m_ctx(std::move( ctx )) ,
       m_xMutex( refMutex )
 {
 }
diff --git a/connectivity/source/drivers/postgresql/pq_connection.hxx b/connectivity/source/drivers/postgresql/pq_connection.hxx
index f30483f70938..2bba070a7273 100644
--- a/connectivity/source/drivers/postgresql/pq_connection.hxx
+++ b/connectivity/source/drivers/postgresql/pq_connection.hxx
@@ -134,7 +134,7 @@ private:
 public:
     Connection(
         const rtl::Reference< comphelper::RefCountedMutex > &refMutex,
-        const css::uno::Reference< css::uno::XComponentContext > & ctx );
+        css::uno::Reference< css::uno::XComponentContext > ctx );
 
     virtual ~Connection( ) override;
 
diff --git a/connectivity/source/drivers/postgresql/pq_databasemetadata.cxx b/connectivity/source/drivers/postgresql/pq_databasemetadata.cxx
index 7da57d1b675c..99f82a1c3957 100644
--- a/connectivity/source/drivers/postgresql/pq_databasemetadata.cxx
+++ b/connectivity/source/drivers/postgresql/pq_databasemetadata.cxx
@@ -84,6 +84,7 @@
 #include <com/sun/star/sdbc/IndexType.hpp>
 #include <com/sun/star/sdbc/ColumnValue.hpp>
 #include <com/sun/star/sdbc/ColumnSearch.hpp>
+#include <utility>
 
 using ::osl::MutexGuard;
 
@@ -114,12 +115,12 @@ namespace pq_sdbc_driver
 #define DEFERRABILITY_NONE                7
 
 DatabaseMetaData::DatabaseMetaData(
-    const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
-    const css::uno::Reference< css::sdbc::XConnection >  & origin,
+    ::rtl::Reference< comphelper::RefCountedMutex > refMutex,
+    css::uno::Reference< css::sdbc::XConnection > origin,
     ConnectionSettings *pSettings )
-  : m_xMutex( refMutex ),
+  : m_xMutex(std::move( refMutex )),
     m_pSettings( pSettings ),
-    m_origin( origin ),
+    m_origin(std::move( origin )),
     m_getIntSetting_stmt ( m_origin->prepareStatement("SELECT setting FROM pg_catalog.pg_settings WHERE name=?") )
 {
     init_getReferences_stmt();
@@ -1364,9 +1365,9 @@ namespace {
     {
         DatabaseTypeDescription()
         {}
-        DatabaseTypeDescription( const OUString &name, const OUString & type ) :
-            typeName( name ),
-            typeType( type )
+        DatabaseTypeDescription( OUString name, OUString type ) :
+            typeName(std::move( name )),
+            typeType(std::move( type ))
         {}
         DatabaseTypeDescription( const DatabaseTypeDescription &source ) :
             typeName( source.typeName ),
diff --git a/connectivity/source/drivers/postgresql/pq_databasemetadata.hxx b/connectivity/source/drivers/postgresql/pq_databasemetadata.hxx
index 134f72cf0186..4e8b717a96b2 100644
--- a/connectivity/source/drivers/postgresql/pq_databasemetadata.hxx
+++ b/connectivity/source/drivers/postgresql/pq_databasemetadata.hxx
@@ -74,8 +74,8 @@ class DatabaseMetaData :
 
 public:
     DatabaseMetaData(
-        const ::rtl::Reference< comphelper::RefCountedMutex > & reMutex,
-        const css::uno::Reference< css::sdbc::XConnection >  & origin,
+        ::rtl::Reference< comphelper::RefCountedMutex > reMutex,
+        css::uno::Reference< css::sdbc::XConnection > origin,
         ConnectionSettings *pSettings
         );
 
diff --git a/connectivity/source/drivers/postgresql/pq_fakedupdateableresultset.cxx b/connectivity/source/drivers/postgresql/pq_fakedupdateableresultset.cxx
index a75897ccb211..216a25220355 100644
--- a/connectivity/source/drivers/postgresql/pq_fakedupdateableresultset.cxx
+++ b/connectivity/source/drivers/postgresql/pq_fakedupdateableresultset.cxx
@@ -38,6 +38,7 @@
 #include <com/sun/star/sdbc/SQLException.hpp>
 #include <cppuhelper/typeprovider.hxx>
 #include <cppuhelper/queryinterface.hxx>
+#include <utility>
 
 
 using com::sun::star::uno::Sequence;
@@ -58,9 +59,9 @@ FakedUpdateableResultSet::FakedUpdateableResultSet(
         PGresult *result,
         const OUString &schema,
         const OUString &table,
-        const OUString &aReason )
+        OUString aReason )
     : ResultSet( mutex, owner, pSettings, result, schema, table ),
-      m_aReason( aReason )
+      m_aReason(std::move( aReason ))
 {}
 
 
diff --git a/connectivity/source/drivers/postgresql/pq_fakedupdateableresultset.hxx b/connectivity/source/drivers/postgresql/pq_fakedupdateableresultset.hxx
index c2907aeb0290..44e7dc9bcf13 100644
--- a/connectivity/source/drivers/postgresql/pq_fakedupdateableresultset.hxx
+++ b/connectivity/source/drivers/postgresql/pq_fakedupdateableresultset.hxx
@@ -61,7 +61,7 @@ public:
         PGresult *result,
         const OUString &schema,
         const OUString &table,
-        const OUString &aReason );
+        OUString aReason );
 
 public: // XInterface
     virtual void SAL_CALL acquire() noexcept override { ResultSet::acquire(); }
diff --git a/connectivity/source/drivers/postgresql/pq_preparedstatement.cxx b/connectivity/source/drivers/postgresql/pq_preparedstatement.cxx
index 2f31b4226c08..dd30a39317ec 100644
--- a/connectivity/source/drivers/postgresql/pq_preparedstatement.cxx
+++ b/connectivity/source/drivers/postgresql/pq_preparedstatement.cxx
@@ -57,6 +57,7 @@
 #include <string_view>
 
 #include <connectivity/dbconversion.hxx>
+#include <utility>
 
 using osl::MutexGuard;
 
@@ -149,12 +150,12 @@ PreparedStatement::PreparedStatement(
     const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
     const Reference< XConnection > & conn,
     struct ConnectionSettings *pSettings,
-    const OString & stmt )
+    OString stmt )
     : PreparedStatement_BASE(refMutex->GetMutex())
     , OPropertySetHelper(PreparedStatement_BASE::rBHelper)
     , m_connection(conn)
     , m_pSettings(pSettings)
-    , m_stmt(stmt)
+    , m_stmt(std::move(stmt))
     , m_xMutex(refMutex)
     , m_multipleResultAvailable(false)
     , m_multipleResultUpdateCount(0)
diff --git a/connectivity/source/drivers/postgresql/pq_preparedstatement.hxx b/connectivity/source/drivers/postgresql/pq_preparedstatement.hxx
index 4755efbe0368..ed81420cec7d 100644
--- a/connectivity/source/drivers/postgresql/pq_preparedstatement.hxx
+++ b/connectivity/source/drivers/postgresql/pq_preparedstatement.hxx
@@ -98,7 +98,7 @@ public:
     PreparedStatement( const rtl::Reference< comphelper::RefCountedMutex > & refMutex,
                        const css::uno::Reference< css::sdbc::XConnection> & con,
                        struct ConnectionSettings *pSettings,
-                       const OString &stmt );
+                       OString stmt );
 
      virtual ~PreparedStatement() override;
 public: // XInterface
diff --git a/connectivity/source/drivers/postgresql/pq_resultset.cxx b/connectivity/source/drivers/postgresql/pq_resultset.cxx
index 556bae92d5be..0058041c87b5 100644
--- a/connectivity/source/drivers/postgresql/pq_resultset.cxx
+++ b/connectivity/source/drivers/postgresql/pq_resultset.cxx
@@ -44,6 +44,7 @@
 #include <com/sun/star/sdbc/ResultSetType.hpp>
 #include <com/sun/star/sdbc/DataType.hpp>
 #include <com/sun/star/sdbc/SQLException.hpp>
+#include <utility>
 
 
 using osl::MutexGuard;
@@ -79,14 +80,14 @@ ResultSet::ResultSet( const ::rtl::Reference< comphelper::RefCountedMutex > & re
                       const Reference< XInterface > & owner,
                       ConnectionSettings **ppSettings,
                       PGresult * result,
-                      const OUString &schema,
-                      const OUString &table)
+                      OUString schema,
+                      OUString table)
     : BaseResultSet(
         refMutex, owner, PQntuples( result ),
         PQnfields( result ),(*ppSettings)->tc ),
       m_result( result ),
-      m_schema( schema ),
-      m_table( table ),
+      m_schema(std::move( schema )),
+      m_table(std::move( table )),
       m_ppSettings( ppSettings )
 {
     // LEM TODO: shouldn't these things be inherited from the statement or something like that?
diff --git a/connectivity/source/drivers/postgresql/pq_resultset.hxx b/connectivity/source/drivers/postgresql/pq_resultset.hxx
index 340e34b70c3b..cf2888bf5b93 100644
--- a/connectivity/source/drivers/postgresql/pq_resultset.hxx
+++ b/connectivity/source/drivers/postgresql/pq_resultset.hxx
@@ -72,8 +72,8 @@ public:
         const css::uno::Reference< css::uno::XInterface > &owner,
         ConnectionSettings **pSettings,
         PGresult *result,
-        const OUString &schema,
-        const OUString &table );
+        OUString schema,
+        OUString table );
     virtual ~ResultSet() override;
 
 public: // XCloseable
diff --git a/connectivity/source/drivers/postgresql/pq_resultsetmetadata.cxx b/connectivity/source/drivers/postgresql/pq_resultsetmetadata.cxx
index fbe10f82dacb..0b12f3a73d77 100644
--- a/connectivity/source/drivers/postgresql/pq_resultsetmetadata.cxx
+++ b/connectivity/source/drivers/postgresql/pq_resultsetmetadata.cxx
@@ -46,6 +46,7 @@
 #include <com/sun/star/sdbc/DataType.hpp>
 #include <com/sun/star/sdbc/SQLException.hpp>
 #include <com/sun/star/sdbc/XRow.hpp>
+#include <utility>
 
 #include <string.h>
 
@@ -113,18 +114,18 @@ static void extractPrecisionAndScale( sal_Int32 atttypmod, sal_Int32 *precision,
 }
 
 ResultSetMetaData::ResultSetMetaData(
-    const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
-    const css::uno::Reference< css::sdbc::XResultSet >  & origin,
+    ::rtl::Reference< comphelper::RefCountedMutex > refMutex,
+    css::uno::Reference< css::sdbc::XResultSet > origin,
     ResultSet * pResultSet,
     ConnectionSettings **ppSettings,
     PGresult const *pResult,
-    const OUString &schemaName,
-    const OUString &tableName ) :
-    m_xMutex( refMutex ),
+    OUString schemaName,
+    OUString tableName ) :
+    m_xMutex(std::move( refMutex )),
     m_ppSettings( ppSettings ),
-    m_origin( origin ),
-    m_tableName( tableName ),
-    m_schemaName( schemaName ),
+    m_origin(std::move( origin )),
+    m_tableName(std::move( tableName )),
+    m_schemaName(std::move( schemaName )),
     m_colDesc( PQnfields( pResult ) ),
     m_pResultSet( pResultSet ),
     m_checkedForTable( false ),
diff --git a/connectivity/source/drivers/postgresql/pq_resultsetmetadata.hxx b/connectivity/source/drivers/postgresql/pq_resultsetmetadata.hxx
index 67e34d44d257..71c98190ba2b 100644
--- a/connectivity/source/drivers/postgresql/pq_resultsetmetadata.hxx
+++ b/connectivity/source/drivers/postgresql/pq_resultsetmetadata.hxx
@@ -89,13 +89,13 @@ class ResultSetMetaData :
 
 public:
     ResultSetMetaData(
-        const ::rtl::Reference< comphelper::RefCountedMutex > & reMutex,
-        const css::uno::Reference< css::sdbc::XResultSet >  & origin,
+        ::rtl::Reference< comphelper::RefCountedMutex > reMutex,
+        css::uno::Reference< css::sdbc::XResultSet > origin,
         ResultSet *pResultSet,
         ConnectionSettings **pSettings,
         PGresult const *pResult,
-        const OUString &schemaName,
-        const OUString &tableName );
+        OUString schemaName,
+        OUString tableName );
 
 public:
     // Methods
diff --git a/connectivity/source/drivers/postgresql/pq_statics.cxx b/connectivity/source/drivers/postgresql/pq_statics.cxx
index ec3d0d8ac587..f69556202240 100644
--- a/connectivity/source/drivers/postgresql/pq_statics.cxx
+++ b/connectivity/source/drivers/postgresql/pq_statics.cxx
@@ -37,6 +37,7 @@
 #include "pq_statics.hxx"
 #include <com/sun/star/sdbc/DataType.hpp>
 #include <com/sun/star/beans/PropertyAttribute.hpp>
+#include <utility>
 
 using com::sun::star::uno::Sequence;
 using com::sun::star::uno::Any;
@@ -68,8 +69,8 @@ struct BaseTypeDef { const char * typeName; sal_Int32 value; };
 
 struct PropertyDef
 {
-    PropertyDef( const OUString &str, const Type &t )
-        : name( str ) , type( t ) {}
+    PropertyDef( OUString str, const Type &t )
+        : name(std::move( str )) , type( t ) {}
     OUString name;
     css::uno::Type type;
 };
diff --git a/connectivity/source/drivers/postgresql/pq_statics.hxx b/connectivity/source/drivers/postgresql/pq_statics.hxx
index b5a868d6c691..4e745e4086ee 100644
--- a/connectivity/source/drivers/postgresql/pq_statics.hxx
+++ b/connectivity/source/drivers/postgresql/pq_statics.hxx
@@ -37,6 +37,7 @@
 #pragma once
 
 #include <unordered_map>
+#include <utility>
 #include <vector>
 
 #include <com/sun/star/uno/Any.hxx>
@@ -50,20 +51,20 @@ namespace pq_sdbc_driver
 struct ColumnMetaData
 {
     ColumnMetaData(
-        const OUString &_columnName,
-        const OUString &_tableName,
-        const OUString &_schemaTableName,
-        const OUString &_typeName,
+        OUString _columnName,
+        OUString _tableName,
+        OUString _schemaTableName,
+        OUString _typeName,
         sal_Int32 _type,
         sal_Int32 _precision,
         sal_Int32 _scale,
         bool _isCurrency,
         bool _isNullable,
         bool _isAutoIncrement ) :
-        columnName( _columnName ),
-        tableName( _tableName ),
-        schemaTableName( _schemaTableName ),
-        typeName( _typeName ),
+        columnName(std::move( _columnName )),
+        tableName(std::move( _tableName )),
+        schemaTableName(std::move( _schemaTableName )),
+        typeName(std::move( _typeName )),
         type( _type ),
         precision( _precision ),
         scale( _scale ),
diff --git a/connectivity/source/drivers/postgresql/pq_updateableresultset.hxx b/connectivity/source/drivers/postgresql/pq_updateableresultset.hxx
index 1beeadc31e98..52cb513a5856 100644
--- a/connectivity/source/drivers/postgresql/pq_updateableresultset.hxx
+++ b/connectivity/source/drivers/postgresql/pq_updateableresultset.hxx
@@ -44,6 +44,7 @@
 #include <com/sun/star/sdbc/ResultSetType.hpp>
 #include <com/sun/star/sdbc/XResultSetUpdate.hpp>
 #include <com/sun/star/sdbc/XRowUpdate.hpp>
+#include <utility>
 
 namespace pq_sdbc_driver
 {
@@ -78,13 +79,13 @@ private:
         std::vector< OUString >&& colNames,
         std::vector< std::vector< css::uno::Any > >&& data,
         ConnectionSettings **ppSettings,
-        const OUString &schema,
-        const OUString &table,
+        OUString schema,
+        OUString table,
         std::vector< OUString >&& primaryKey)
         : SequenceResultSet( mutex, owner, std::move(colNames), std::move(data), (*ppSettings)->tc ),
           m_ppSettings( ppSettings ),
-          m_schema( schema ),
-          m_table( table ),
+          m_schema(std::move( schema )),
+          m_table(std::move( table )),
           m_primaryKey( std::move(primaryKey) ),
           m_insertRow( false )
     {
diff --git a/connectivity/source/drivers/postgresql/pq_xbase.cxx b/connectivity/source/drivers/postgresql/pq_xbase.cxx
index 5dbe6e98b5ab..001046aa52fa 100644
--- a/connectivity/source/drivers/postgresql/pq_xbase.cxx
+++ b/connectivity/source/drivers/postgresql/pq_xbase.cxx
@@ -36,6 +36,7 @@
 
 #include <cppuhelper/supportsservice.hxx>
 #include <comphelper/sequence.hxx>
+#include <utility>
 
 #include "pq_statics.hxx"
 #include "pq_tools.hxx"
@@ -56,18 +57,18 @@ namespace pq_sdbc_driver
 {
 
 ReflectionBase::ReflectionBase(
-    const OUString &implName,
+    OUString implName,
     const css::uno::Sequence< OUString > &supportedServices,
     const ::rtl::Reference< comphelper::RefCountedMutex >& refMutex,
-    const css::uno::Reference< css::sdbc::XConnection > &conn,
+    css::uno::Reference< css::sdbc::XConnection > conn,
     ConnectionSettings *pSettings,
     cppu::IPropertyArrayHelper & props /* must survive this object !*/ )
     : ReflectionBase_BASE( refMutex->GetMutex() ),
       OPropertySetHelper( ReflectionBase_BASE::rBHelper ),
-      m_implName( implName ),
+      m_implName(std::move( implName )),
       m_supportedServices( supportedServices ),
       m_xMutex( refMutex ),
-      m_conn( conn ),
+      m_conn(std::move( conn )),
       m_pSettings( pSettings ),
       m_propsDesc( props ),
       m_values( props.getProperties().getLength() )
diff --git a/connectivity/source/drivers/postgresql/pq_xbase.hxx b/connectivity/source/drivers/postgresql/pq_xbase.hxx
index 3cd16bc70ee2..e4ca16fd5e6a 100644
--- a/connectivity/source/drivers/postgresql/pq_xbase.hxx
+++ b/connectivity/source/drivers/postgresql/pq_xbase.hxx
@@ -65,10 +65,10 @@ protected:
     std::vector< css::uno::Any > m_values;
 public:
     ReflectionBase(
-        const OUString &implName,
+        OUString implName,
         const css::uno::Sequence< OUString > &supportedServices,
         const ::rtl::Reference< comphelper::RefCountedMutex >& refMutex,
-        const css::uno::Reference< css::sdbc::XConnection > &conn,
+        css::uno::Reference< css::sdbc::XConnection > conn,
         ConnectionSettings *pSettings,
         cppu::IPropertyArrayHelper & props /* must survive this object !*/ );
 
diff --git a/connectivity/source/drivers/postgresql/pq_xcolumns.cxx b/connectivity/source/drivers/postgresql/pq_xcolumns.cxx
index f1d3c0a53e88..0c0a80c44809 100644
--- a/connectivity/source/drivers/postgresql/pq_xcolumns.cxx
+++ b/connectivity/source/drivers/postgresql/pq_xcolumns.cxx
@@ -50,6 +50,7 @@
 #include <com/sun/star/sdbc/ColumnValue.hpp>
 
 #include <cppuhelper/exc_hlp.hxx>
+#include <utility>
 
 #include "pq_xcolumns.hxx"
 #include "pq_xcolumn.hxx"
@@ -109,11 +110,11 @@ Columns::Columns(
         const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
         const css::uno::Reference< css::sdbc::XConnection >  & origin,
         ConnectionSettings *pSettings,
-        const OUString &schemaName,
-        const OUString &tableName)
+        OUString schemaName,
+        OUString tableName)
     : Container( refMutex, origin, pSettings,  "COLUMN" ),
-      m_schemaName( schemaName ),
-      m_tableName( tableName )
+      m_schemaName(std::move( schemaName )),
+      m_tableName(std::move( tableName ))
 {}
 
 Columns::~Columns()
diff --git a/connectivity/source/drivers/postgresql/pq_xcolumns.hxx b/connectivity/source/drivers/postgresql/pq_xcolumns.hxx
index aa91a9754218..8ff8fcfbd95c 100644
--- a/connectivity/source/drivers/postgresql/pq_xcolumns.hxx
+++ b/connectivity/source/drivers/postgresql/pq_xcolumns.hxx
@@ -80,8 +80,8 @@ private:
         const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
         const css::uno::Reference< css::sdbc::XConnection >  & origin,
         ConnectionSettings *pSettings,
-        const OUString &schemaName,
-        const OUString &tableName);
+        OUString schemaName,
+        OUString tableName);
 
 
     virtual ~Columns() override;
diff --git a/connectivity/source/drivers/postgresql/pq_xcontainer.cxx b/connectivity/source/drivers/postgresql/pq_xcontainer.cxx
index fea88b682cdb..5c0567b2dc3a 100644
--- a/connectivity/source/drivers/postgresql/pq_xcontainer.cxx
+++ b/connectivity/source/drivers/postgresql/pq_xcontainer.cxx
@@ -38,6 +38,7 @@
 #include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
 #include <cppuhelper/implbase.hxx>
 #include <o3tl/safeint.hxx>
+#include <utility>
 
 #include "pq_xcontainer.hxx"
 #include "pq_statics.hxx"
@@ -136,14 +137,14 @@ public:
 
 Container::Container(
     const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
-    const css::uno::Reference< css::sdbc::XConnection >  & origin,
+    css::uno::Reference< css::sdbc::XConnection > origin,
     ConnectionSettings *pSettings,
-    const OUString &type)
+    OUString type)
     : ContainerBase( refMutex->GetMutex() ),
       m_xMutex( refMutex ),
       m_pSettings( pSettings ),
-      m_origin( origin ),
-      m_type( type )
+      m_origin(std::move( origin )),
+      m_type(std::move( type ))
 {
 }
 
diff --git a/connectivity/source/drivers/postgresql/pq_xcontainer.hxx b/connectivity/source/drivers/postgresql/pq_xcontainer.hxx
index fd9d432bfad3..4b6c190b0a59 100644
--- a/connectivity/source/drivers/postgresql/pq_xcontainer.hxx
+++ b/connectivity/source/drivers/postgresql/pq_xcontainer.hxx
@@ -117,9 +117,9 @@ protected:
 public:
     Container(
         const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
-        const css::uno::Reference< css::sdbc::XConnection >  & origin,
+        css::uno::Reference< css::sdbc::XConnection > origin,
         ConnectionSettings *pSettings,
-        const OUString & type  // for exception messages
+        OUString type  // for exception messages
         );
 
 public: // XIndexAccess
diff --git a/connectivity/source/drivers/postgresql/pq_xindex.cxx b/connectivity/source/drivers/postgresql/pq_xindex.cxx
index 5a96eeeb119d..4753b5fd4e3c 100644
--- a/connectivity/source/drivers/postgresql/pq_xindex.cxx
+++ b/connectivity/source/drivers/postgresql/pq_xindex.cxx
@@ -37,6 +37,7 @@
 #include <cppuhelper/typeprovider.hxx>
 #include <cppuhelper/queryinterface.hxx>
 #include <rtl/ref.hxx>
+#include <utility>
 
 #include "pq_xindex.hxx"
 #include "pq_xindexcolumns.hxx"
@@ -58,8 +59,8 @@ namespace pq_sdbc_driver
 Index::Index( const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
           const Reference< css::sdbc::XConnection > & connection,
           ConnectionSettings *pSettings,
-          const OUString & schemaName,
-          const OUString & tableName )
+          OUString schemaName,
+          OUString tableName )
     : ReflectionBase(
         getStatics().refl.index.implName,
         getStatics().refl.index.serviceNames,
@@ -67,8 +68,8 @@ Index::Index( const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
         connection,
         pSettings,
         * getStatics().refl.index.pProps ),
-      m_schemaName( schemaName ),
-      m_tableName( tableName )
+      m_schemaName(std::move( schemaName )),
+      m_tableName(std::move( tableName ))
 {}
 
 Reference< XPropertySet > Index::createDataDescriptor(  )
diff --git a/connectivity/source/drivers/postgresql/pq_xindex.hxx b/connectivity/source/drivers/postgresql/pq_xindex.hxx
index 46275ad3aafa..8ccf45660467 100644
--- a/connectivity/source/drivers/postgresql/pq_xindex.hxx
+++ b/connectivity/source/drivers/postgresql/pq_xindex.hxx
@@ -61,8 +61,8 @@ public:
     Index( const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
            const css::uno::Reference< css::sdbc::XConnection > & connection,
            ConnectionSettings *pSettings,
-           const OUString &schemaName,
-           const OUString &tableName);
+           OUString schemaName,
+           OUString tableName);
 
 public: // XInterface
     virtual void SAL_CALL acquire() noexcept override { ReflectionBase::acquire(); }
diff --git a/connectivity/source/drivers/postgresql/pq_xindexcolumns.cxx b/connectivity/source/drivers/postgresql/pq_xindexcolumns.cxx
index 841ea98054d9..2bca00e13b77 100644
--- a/connectivity/source/drivers/postgresql/pq_xindexcolumns.cxx
+++ b/connectivity/source/drivers/postgresql/pq_xindexcolumns.cxx
@@ -37,6 +37,7 @@
 #include <sal/log.hxx>
 
 #include <string_view>
+#include <utility>
 #include <vector>
 
 #include <com/sun/star/lang/WrappedTargetRuntimeException.hpp>
@@ -72,14 +73,14 @@ IndexColumns::IndexColumns(
         const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
         const css::uno::Reference< css::sdbc::XConnection >  & origin,
         ConnectionSettings *pSettings,
-        const OUString &schemaName,
-        const OUString &tableName,
-        const OUString &indexName,
+        OUString schemaName,
+        OUString tableName,
+        OUString indexName,
         const css::uno::Sequence< OUString > &columns )
     : Container( refMutex, origin, pSettings,  "INDEX_COLUMN" ),
-      m_schemaName( schemaName ),
-      m_tableName( tableName ),
-      m_indexName( indexName ),
+      m_schemaName(std::move( schemaName )),
+      m_tableName(std::move( tableName )),
+      m_indexName(std::move( indexName )),
       m_columns( columns )
 {}
 
diff --git a/connectivity/source/drivers/postgresql/pq_xindexcolumns.hxx b/connectivity/source/drivers/postgresql/pq_xindexcolumns.hxx
index eaaa709e671a..a838d5d66908 100644
--- a/connectivity/source/drivers/postgresql/pq_xindexcolumns.hxx
+++ b/connectivity/source/drivers/postgresql/pq_xindexcolumns.hxx
@@ -63,9 +63,9 @@ private:
         const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
         const css::uno::Reference< css::sdbc::XConnection >  & origin,
         ConnectionSettings *pSettings,
-        const OUString &schemaName,
-        const OUString &tableName,
-        const OUString &indexName,
+        OUString schemaName,
+        OUString tableName,
+        OUString indexName,
         const css::uno::Sequence< OUString > &columns );
 
     virtual ~IndexColumns() override;
diff --git a/connectivity/source/drivers/postgresql/pq_xindexes.cxx b/connectivity/source/drivers/postgresql/pq_xindexes.cxx
index ef1e7116a1b0..79f0939c1aba 100644
--- a/connectivity/source/drivers/postgresql/pq_xindexes.cxx
+++ b/connectivity/source/drivers/postgresql/pq_xindexes.cxx
@@ -44,6 +44,7 @@
 #include <com/sun/star/sdbc/XParameters.hpp>
 #include <cppuhelper/exc_hlp.hxx>
 #include <o3tl/safeint.hxx>
+#include <utility>
 
 #include "pq_xindexes.hxx"
 #include "pq_xindex.hxx"
@@ -78,11 +79,11 @@ Indexes::Indexes(
         const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
         const css::uno::Reference< css::sdbc::XConnection >  & origin,
         ConnectionSettings *pSettings,
-        const OUString &schemaName,
-        const OUString &tableName)
+        OUString schemaName,
+        OUString tableName)
     : Container( refMutex, origin, pSettings,  getStatics().KEY ),
-      m_schemaName( schemaName ),
-      m_tableName( tableName )
+      m_schemaName(std::move( schemaName )),
+      m_tableName(std::move( tableName ))
 {
 }
 
diff --git a/connectivity/source/drivers/postgresql/pq_xindexes.hxx b/connectivity/source/drivers/postgresql/pq_xindexes.hxx
index c2e81f61751f..536d17b96198 100644
--- a/connectivity/source/drivers/postgresql/pq_xindexes.hxx
+++ b/connectivity/source/drivers/postgresql/pq_xindexes.hxx
@@ -58,8 +58,8 @@ private:
         const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
         const css::uno::Reference< css::sdbc::XConnection >  & origin,
         ConnectionSettings *pSettings,
-        const OUString &schemaName,
-        const OUString &tableName);
+        OUString schemaName,
+        OUString tableName);
 
     virtual ~Indexes() override;
 
diff --git a/connectivity/source/drivers/postgresql/pq_xkey.cxx b/connectivity/source/drivers/postgresql/pq_xkey.cxx
index e2777824568f..81d1f7a86eb6 100644
--- a/connectivity/source/drivers/postgresql/pq_xkey.cxx
+++ b/connectivity/source/drivers/postgresql/pq_xkey.cxx
@@ -37,6 +37,7 @@
 #include <cppuhelper/typeprovider.hxx>
 #include <cppuhelper/queryinterface.hxx>
 #include <rtl/ref.hxx>
+#include <utility>
 
 #include "pq_xkey.hxx"
 #include "pq_xkeycolumns.hxx"
@@ -57,8 +58,8 @@ namespace pq_sdbc_driver
 Key::Key( const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
           const Reference< css::sdbc::XConnection > & connection,
           ConnectionSettings *pSettings,
-          const OUString & schemaName,
-          const OUString & tableName )
+          OUString schemaName,
+          OUString tableName )
     : ReflectionBase(
         getStatics().refl.key.implName,
         getStatics().refl.key.serviceNames,
@@ -66,8 +67,8 @@ Key::Key( const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
         connection,
         pSettings,
         * getStatics().refl.key.pProps ),
-      m_schemaName( schemaName ),
-      m_tableName( tableName )
+      m_schemaName(std::move( schemaName )),
+      m_tableName(std::move( tableName ))
 {}
 
 Reference< XPropertySet > Key::createDataDescriptor(  )
diff --git a/connectivity/source/drivers/postgresql/pq_xkey.hxx b/connectivity/source/drivers/postgresql/pq_xkey.hxx
index d231e1e89945..68f05fd27d4e 100644
--- a/connectivity/source/drivers/postgresql/pq_xkey.hxx
+++ b/connectivity/source/drivers/postgresql/pq_xkey.hxx
@@ -61,8 +61,8 @@ public:
     Key( const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
          const css::uno::Reference< css::sdbc::XConnection > & connection,
          ConnectionSettings *pSettings,
-         const OUString &schemaName,
-         const OUString &tableName);
+         OUString schemaName,
+         OUString tableName);
 
 public: // XInterface
     virtual void SAL_CALL acquire() noexcept override { ReflectionBase::acquire(); }
diff --git a/connectivity/source/drivers/postgresql/pq_xkeycolumns.cxx b/connectivity/source/drivers/postgresql/pq_xkeycolumns.cxx
index 8b62f28423a5..97e0ef29bbda 100644
--- a/connectivity/source/drivers/postgresql/pq_xkeycolumns.cxx
+++ b/connectivity/source/drivers/postgresql/pq_xkeycolumns.cxx
@@ -40,6 +40,7 @@
 #include <com/sun/star/sdbc/XRow.hpp>
 #include <cppuhelper/exc_hlp.hxx>
 #include <rtl/ref.hxx>
+#include <utility>
 
 #include "pq_xcolumns.hxx"
 #include "pq_xkeycolumns.hxx"
@@ -68,13 +69,13 @@ KeyColumns::KeyColumns(
         const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
         const css::uno::Reference< css::sdbc::XConnection >  & origin,
         ConnectionSettings *pSettings,
-        const OUString &schemaName,
-        const OUString &tableName,
+        OUString schemaName,
+        OUString tableName,
         const Sequence< OUString > &columnNames,
         const Sequence< OUString > &foreignColumnNames )
     : Container( refMutex, origin, pSettings,  "KEY_COLUMN" ),
-      m_schemaName( schemaName ),
-      m_tableName( tableName ),
+      m_schemaName(std::move( schemaName )),
+      m_tableName(std::move( tableName )),
       m_columnNames( columnNames ),
       m_foreignColumnNames( foreignColumnNames )
 {}
diff --git a/connectivity/source/drivers/postgresql/pq_xkeycolumns.hxx b/connectivity/source/drivers/postgresql/pq_xkeycolumns.hxx
index 0c56fd189e9a..60bbd0c0de36 100644
--- a/connectivity/source/drivers/postgresql/pq_xkeycolumns.hxx
+++ b/connectivity/source/drivers/postgresql/pq_xkeycolumns.hxx
@@ -63,8 +63,8 @@ private:
         const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
         const css::uno::Reference< css::sdbc::XConnection >  & origin,
         ConnectionSettings *pSettings,
-        const OUString &schemaName,
-        const OUString &tableName,
+        OUString schemaName,
+        OUString tableName,
         const css::uno::Sequence< OUString > &keyColumns,
         const css::uno::Sequence< OUString > &foreignColumnNames);
 
diff --git a/connectivity/source/drivers/postgresql/pq_xkeys.cxx b/connectivity/source/drivers/postgresql/pq_xkeys.cxx
index dced2bc9baa5..0758be630e04 100644
--- a/connectivity/source/drivers/postgresql/pq_xkeys.cxx
+++ b/connectivity/source/drivers/postgresql/pq_xkeys.cxx
@@ -50,6 +50,7 @@
 #include <com/sun/star/sdbcx/KeyType.hpp>
 #include <cppuhelper/exc_hlp.hxx>
 #include <o3tl/safeint.hxx>
+#include <utility>
 
 #include "pq_xkeys.hxx"
 #include "pq_xkey.hxx"
@@ -79,11 +80,11 @@ Keys::Keys(
         const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
         const css::uno::Reference< css::sdbc::XConnection >  & origin,
         ConnectionSettings *pSettings,
-        const OUString &schemaName,
-        const OUString &tableName)
+        OUString schemaName,
+        OUString tableName)
     : Container( refMutex, origin, pSettings,  getStatics().KEY ),
-      m_schemaName( schemaName ),
-      m_tableName( tableName )
+      m_schemaName(std::move( schemaName )),
+      m_tableName(std::move( tableName ))
 {}
 
 Keys::~Keys()
diff --git a/connectivity/source/drivers/postgresql/pq_xkeys.hxx b/connectivity/source/drivers/postgresql/pq_xkeys.hxx
index fe1afef35a4b..ef6376d4d780 100644
--- a/connectivity/source/drivers/postgresql/pq_xkeys.hxx
+++ b/connectivity/source/drivers/postgresql/pq_xkeys.hxx
@@ -58,8 +58,8 @@ private:
         const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
         const css::uno::Reference< css::sdbc::XConnection >  & origin,
         ConnectionSettings *pSettings,
-        const OUString &schemaName,
-        const OUString &tableName);
+        OUString schemaName,
+        OUString tableName);
 
     virtual ~Keys() override;
 
diff --git a/connectivity/source/inc/OColumn.hxx b/connectivity/source/inc/OColumn.hxx
index 57addead1235..2131b3e15254 100644
--- a/connectivity/source/inc/OColumn.hxx
+++ b/connectivity/source/inc/OColumn.hxx
@@ -22,6 +22,7 @@
 #include <rtl/ustring.hxx>
 #include <sal/types.h>
 #include <connectivity/dbtoolsdllapi.hxx>
+#include <utility>
 
 namespace connectivity
 {
@@ -64,14 +65,14 @@ namespace connectivity
             , m_DefinitelyWritable(false)
             {}
 
-        OColumn(const OUString &_aTableName,
+        OColumn(OUString _aTableName,
                 const OUString &_aColumnName,
                 sal_Int32       _aNullable,
                 sal_Int32       _aColumnDisplaySize,
                 sal_Int32       _aPrecision,
                 sal_Int32       _aScale,
                 sal_Int32       _aColumnType)
-        :   m_TableName(_aTableName),
+        :   m_TableName(std::move(_aTableName)),
             m_ColumnName(_aColumnName),
             m_ColumnLabel(),
 
diff --git a/connectivity/source/inc/ParameterSubstitution.hxx b/connectivity/source/inc/ParameterSubstitution.hxx
index 11ac90982ca9..a76bd09398fa 100644
--- a/connectivity/source/inc/ParameterSubstitution.hxx
+++ b/connectivity/source/inc/ParameterSubstitution.hxx
@@ -41,7 +41,7 @@ namespace connectivity
         ParameterSubstitution( const ParameterSubstitution& ) = delete;
         ParameterSubstitution& operator=( const ParameterSubstitution& ) = delete;
     public:
-        ParameterSubstitution(const css::uno::Reference< css::uno::XComponentContext >& _rxContext );
+        ParameterSubstitution(css::uno::Reference< css::uno::XComponentContext > _rContext );
     private:
 
         // XServiceInfo
diff --git a/connectivity/source/inc/dbase/dindexnode.hxx b/connectivity/source/inc/dbase/dindexnode.hxx
index 6000c36224cf..85666f9e5290 100644
--- a/connectivity/source/inc/dbase/dindexnode.hxx
+++ b/connectivity/source/inc/dbase/dindexnode.hxx
@@ -44,7 +44,7 @@ namespace connectivity::dbase
 
         public:
             ONDXKey();
-            ONDXKey(const ORowSetValue& rVal, sal_Int32 eType, sal_uInt32 nRec);
+            ONDXKey(ORowSetValue aVal, sal_Int32 eType, sal_uInt32 nRec);
             ONDXKey(const OUString& aStr, sal_uInt32 nRec);
             ONDXKey(double aVal, sal_uInt32 nRec);
 
diff --git a/connectivity/source/inc/file/FDriver.hxx b/connectivity/source/inc/file/FDriver.hxx
index 9d289d618a3d..0351c59ca27a 100644
--- a/connectivity/source/inc/file/FDriver.hxx
+++ b/connectivity/source/inc/file/FDriver.hxx
@@ -42,7 +42,7 @@ namespace connectivity::file
                                                                                 //  for this Driver
             css::uno::Reference< css::uno::XComponentContext > m_xContext;
         public:
-            OFileDriver(const css::uno::Reference< css::uno::XComponentContext >& _rxContext);
+            OFileDriver(css::uno::Reference< css::uno::XComponentContext > _xContext);
 
             // OComponentHelper
             virtual void SAL_CALL disposing() override;
diff --git a/connectivity/source/inc/file/FResultSetMetaData.hxx b/connectivity/source/inc/file/FResultSetMetaData.hxx
index 65fc0bb3c83e..dee656a915f4 100644
--- a/connectivity/source/inc/file/FResultSetMetaData.hxx
+++ b/connectivity/source/inc/file/FResultSetMetaData.hxx
@@ -46,7 +46,7 @@ namespace connectivity::file
             virtual ~OResultSetMetaData() override;
         public:
             // a Constructor, that is needed for when Returning the Object is needed:
-            OResultSetMetaData(const ::rtl::Reference<connectivity::OSQLColumns>& _rxColumns,const OUString& _aTableName,OFileTable* _pTable);
+            OResultSetMetaData(::rtl::Reference<connectivity::OSQLColumns> _xColumns, OUString  _aTableName, OFileTable* _pTable);
 
             virtual sal_Int32 SAL_CALL getColumnCount(  ) override;
             virtual sal_Bool SAL_CALL isAutoIncrement( sal_Int32 column ) override;
diff --git a/connectivity/source/inc/file/fcode.hxx b/connectivity/source/inc/file/fcode.hxx
index c78461743c27..daadbf880f5a 100644
--- a/connectivity/source/inc/file/fcode.hxx
+++ b/connectivity/source/inc/file/fcode.hxx
@@ -25,6 +25,7 @@
 #include <file/filedllapi.hxx>
 
 #include <stack>
+#include <utility>
 
 namespace connectivity
 {
@@ -107,9 +108,9 @@ namespace connectivity
 
         protected:
             OOperandValue(){}
-            OOperandValue(const ORowSetValue& _rVar, sal_Int32 eDbType)
+            OOperandValue(ORowSetValue _aVar, sal_Int32 eDbType)
                 : OOperand(eDbType)
-                , m_aValue(_rVar)
+                , m_aValue(std::move(_aVar))
             {}
 
             OOperandValue(sal_Int32 eDbType) :OOperand(eDbType){}
diff --git a/connectivity/source/inc/file/fcomp.hxx b/connectivity/source/inc/file/fcomp.hxx
index ebdb0679e452..72afcdb0a84e 100644
--- a/connectivity/source/inc/file/fcomp.hxx
+++ b/connectivity/source/inc/file/fcomp.hxx
@@ -19,6 +19,7 @@
 #pragma once
 
 #include <file/fcode.hxx>
+#include <utility>
 
 namespace connectivity
 {
@@ -86,7 +87,7 @@ namespace connectivity
             ::rtl::Reference<OPredicateCompiler> m_rCompiler;
 
         public:
-            OPredicateInterpreter(const ::rtl::Reference<OPredicateCompiler>& rComp) : m_rCompiler(rComp){}
+            OPredicateInterpreter(::rtl::Reference<OPredicateCompiler> xComp) : m_rCompiler(std::move(xComp)){}
             virtual ~OPredicateInterpreter() override;
 
             bool        evaluate(OCodeList& rCodeList);
diff --git a/connectivity/source/inc/hsqldb/HTables.hxx b/connectivity/source/inc/hsqldb/HTables.hxx
index a421be35e1b4..bff5e0e6421a 100644
--- a/connectivity/source/inc/hsqldb/HTables.hxx
+++ b/connectivity/source/inc/hsqldb/HTables.hxx
@@ -20,6 +20,7 @@
 
 #include <connectivity/sdbcx/VCollection.hxx>
 #include <com/sun/star/sdbc/XDatabaseMetaData.hpp>
+#include <utility>
 namespace connectivity::hsqldb
     {
         class OTables final : public sdbcx::OCollection
@@ -35,9 +36,9 @@ namespace connectivity::hsqldb
             void createTable( const css::uno::Reference< css::beans::XPropertySet >& descriptor );
             virtual OUString getNameForObject(const sdbcx::ObjectType& _xObject) override;
         public:
-            OTables(const css::uno::Reference< css::sdbc::XDatabaseMetaData >& _rMetaData,::cppu::OWeakObject& _rParent, ::osl::Mutex& _rMutex,
+            OTables(css::uno::Reference< css::sdbc::XDatabaseMetaData > _xMetaData, ::cppu::OWeakObject& _rParent, ::osl::Mutex& _rMutex,
                 const ::std::vector< OUString> &_rVector) : sdbcx::OCollection(_rParent, true, _rMutex, _rVector)
-                ,m_xMetaData(_rMetaData)
+                ,m_xMetaData(std::move(_xMetaData))
             {}
 
             // only the name is identical to ::cppu::OComponentHelper
diff --git a/connectivity/source/inc/hsqldb/HUser.hxx b/connectivity/source/inc/hsqldb/HUser.hxx
index dc69c636eb00..67c44e185bd2 100644
--- a/connectivity/source/inc/hsqldb/HUser.hxx
+++ b/connectivity/source/inc/hsqldb/HUser.hxx
@@ -38,8 +38,8 @@ namespace connectivity::hsqldb
         public:
             virtual void refreshGroups() override;
         public:
-            OHSQLUser(  const css::uno::Reference< css::sdbc::XConnection >& _xConnection);
-            OHSQLUser(  const css::uno::Reference< css::sdbc::XConnection >& _xConnection,const OUString& Name);
+            OHSQLUser(  css::uno::Reference< css::sdbc::XConnection > _xConnection);
+            OHSQLUser(  css::uno::Reference< css::sdbc::XConnection > _xConnection, const OUString& Name);
 
             // XUser
             virtual void SAL_CALL changePassword( const OUString& objPassword, const OUString& newPassword ) override;
diff --git a/connectivity/source/inc/hsqldb/HUsers.hxx b/connectivity/source/inc/hsqldb/HUsers.hxx
index 5f72bceb7b9b..a5a099e9927e 100644
--- a/connectivity/source/inc/hsqldb/HUsers.hxx
+++ b/connectivity/source/inc/hsqldb/HUsers.hxx
@@ -43,7 +43,7 @@ namespace connectivity
             OUsers( ::cppu::OWeakObject& _rParent,
                     ::osl::Mutex& _rMutex,
                     const ::std::vector< OUString> &_rVector,
-                    const css::uno::Reference< css::sdbc::XConnection >& _xConnection,
+                    css::uno::Reference< css::sdbc::XConnection > _xConnection,
                     connectivity::sdbcx::IRefreshableUsers* _pParent);
         };
     }
diff --git a/connectivity/source/inc/mysql/YTables.hxx b/connectivity/source/inc/mysql/YTables.hxx
index 11d76812399c..3e3283ca96da 100644
--- a/connectivity/source/inc/mysql/YTables.hxx
+++ b/connectivity/source/inc/mysql/YTables.hxx
@@ -21,6 +21,7 @@
 #include <connectivity/sdbcx/VCollection.hxx>
 #include <SQLStatementHelper.hxx>
 #include <com/sun/star/sdbc/XDatabaseMetaData.hpp>
+#include <utility>
 namespace connectivity::mysql
     {
         class OTables final : public sdbcx::OCollection,
@@ -37,9 +38,9 @@ namespace connectivity::mysql
             void createTable( const css::uno::Reference< css::beans::XPropertySet >& descriptor );
             virtual OUString getNameForObject(const sdbcx::ObjectType& _xObject) override;
         public:
-            OTables(const css::uno::Reference< css::sdbc::XDatabaseMetaData >& _rMetaData,::cppu::OWeakObject& _rParent, ::osl::Mutex& _rMutex,
+            OTables(css::uno::Reference< css::sdbc::XDatabaseMetaData > _xMetaData, ::cppu::OWeakObject& _rParent, ::osl::Mutex& _rMutex,
                 const ::std::vector< OUString> &_rVector) : sdbcx::OCollection(_rParent, true, _rMutex, _rVector)
-                ,m_xMetaData(_rMetaData)
+                ,m_xMetaData(std::move(_xMetaData))
             {}
 
             // only the name is identical to ::cppu::OComponentHelper
diff --git a/connectivity/source/inc/mysql/YUser.hxx b/connectivity/source/inc/mysql/YUser.hxx
index ecb93fa21118..1713f63bfb64 100644
--- a/connectivity/source/inc/mysql/YUser.hxx
+++ b/connectivity/source/inc/mysql/YUser.hxx
@@ -38,8 +38,8 @@ namespace connectivity::mysql
         public:
             virtual void refreshGroups() override;
         public:
-            OMySQLUser(  const css::uno::Reference< css::sdbc::XConnection >& _xConnection);
-            OMySQLUser(  const css::uno::Reference< css::sdbc::XConnection >& _xConnection,const OUString& Name);
+            OMySQLUser(  css::uno::Reference< css::sdbc::XConnection > _xConnection);
+            OMySQLUser(  css::uno::Reference< css::sdbc::XConnection > _xConnection, const OUString& Name);
 
             // XUser
             virtual void SAL_CALL changePassword( const OUString& objPassword, const OUString& newPassword ) override;
diff --git a/connectivity/source/inc/mysql/YUsers.hxx b/connectivity/source/inc/mysql/YUsers.hxx
index d27244775c07..e4b35c12e718 100644
--- a/connectivity/source/inc/mysql/YUsers.hxx
+++ b/connectivity/source/inc/mysql/YUsers.hxx
@@ -43,7 +43,7 @@ namespace connectivity
             OUsers( ::cppu::OWeakObject& _rParent,
                     ::osl::Mutex& _rMutex,
                     const ::std::vector< OUString> &_rVector,
-                    const css::uno::Reference< css::sdbc::XConnection >& _xConnection,
+                    css::uno::Reference< css::sdbc::XConnection > _xConnection,
                     connectivity::sdbcx::IRefreshableUsers* _pParent);
         };
     }
diff --git a/connectivity/source/inc/mysql/YViews.hxx b/connectivity/source/inc/mysql/YViews.hxx
index 22a1f605b657..2e9a1b25162a 100644
--- a/connectivity/source/inc/mysql/YViews.hxx
+++ b/connectivity/source/inc/mysql/YViews.hxx
@@ -20,6 +20,7 @@
 
 #include <connectivity/sdbcx/VCollection.hxx>
 #include <com/sun/star/sdbc/XDatabaseMetaData.hpp>
+#include <utility>
 namespace connectivity::mysql
     {
         class OViews final : public sdbcx::OCollection
@@ -34,9 +35,9 @@ namespace connectivity::mysql
 
             void createView( const css::uno::Reference< css::beans::XPropertySet >& descriptor );
         public:
-            OViews(const css::uno::Reference< css::sdbc::XDatabaseMetaData >& _rMetaData,::cppu::OWeakObject& _rParent, ::osl::Mutex& _rMutex,
+            OViews(css::uno::Reference< css::sdbc::XDatabaseMetaData > _xMetaData, ::cppu::OWeakObject& _rParent, ::osl::Mutex& _rMutex,
                 const ::std::vector< OUString> &_rVector) : sdbcx::OCollection(_rParent, true, _rMutex, _rVector)
-                ,m_xMetaData(_rMetaData)
+                ,m_xMetaData(std::move(_xMetaData))
                 ,m_bInDrop(false)
             {}
 
diff --git a/connectivity/source/inc/odbc/ODriver.hxx b/connectivity/source/inc/odbc/ODriver.hxx
index 0152346b2473..6cba90648d6e 100644
--- a/connectivity/source/inc/odbc/ODriver.hxx
+++ b/connectivity/source/inc/odbc/ODriver.hxx
@@ -49,7 +49,7 @@ namespace connectivity::odbc
 
         public:
 
-            ODBCDriver(const css::uno::Reference< css::uno::XComponentContext >& rxContext);
+            ODBCDriver(css::uno::Reference< css::uno::XComponentContext > xContext);
 
             // only possibility to get the odbc functions
             virtual oslGenericFunction getOdbcFunction(ODBC3SQLFunctionId _nIndex)  const = 0;
diff --git a/connectivity/source/manager/mdrivermanager.cxx b/connectivity/source/manager/mdrivermanager.cxx
index e7e0adf5e4fb..5159623f9265 100644
--- a/connectivity/source/manager/mdrivermanager.cxx
+++ b/connectivity/source/manager/mdrivermanager.cxx
@@ -35,6 +35,7 @@
 
 #include <algorithm>
 #include <iterator>
+#include <utility>
 #include <vector>
 
 namespace drivermanager
@@ -225,7 +226,7 @@ namespace
     struct EqualDriverAccessToName
     {
         OUString m_sImplName;
-        explicit EqualDriverAccessToName(const OUString& _sImplName) : m_sImplName(_sImplName){}
+        explicit EqualDriverAccessToName(OUString _sImplName) : m_sImplName(std::move(_sImplName)){}
 
         bool operator()( const DriverAccess& lhs)
         {
diff --git a/connectivity/source/parse/sqliterator.cxx b/connectivity/source/parse/sqliterator.cxx
index fcebd2879a4f..083e80426f11 100644
--- a/connectivity/source/parse/sqliterator.cxx
+++ b/connectivity/source/parse/sqliterator.cxx
@@ -42,6 +42,7 @@
 
 #include <iterator>
 #include <memory>
+#include <utility>
 
 using namespace ::comphelper;
 using namespace ::connectivity;
@@ -120,9 +121,9 @@ namespace connectivity
         OUString                         m_sForbiddenQueryName;
 
     public:
-        ForbidQueryName( OSQLParseTreeIteratorImpl& _rIteratorImpl, const OUString& _rForbiddenQueryName )
+        ForbidQueryName( OSQLParseTreeIteratorImpl& _rIteratorImpl, OUString _aForbiddenQueryName )
             :m_rpAllForbiddenNames( _rIteratorImpl.m_pForbiddenQueryNames )
-            ,m_sForbiddenQueryName( _rForbiddenQueryName )
+            ,m_sForbiddenQueryName(std::move( _aForbiddenQueryName ))
         {
             if ( !m_rpAllForbiddenNames )
                 m_rpAllForbiddenNames = std::make_shared<QueryNameSet>();
diff --git a/connectivity/source/parse/sqlnode.cxx b/connectivity/source/parse/sqlnode.cxx
index 75acac48f7b8..ab93c41511ad 100644
--- a/connectivity/source/parse/sqlnode.cxx
+++ b/connectivity/source/parse/sqlnode.cxx
@@ -59,6 +59,7 @@
 
 #include <rtl/ustrbuf.hxx>
 #include <sal/log.hxx>
+#include <utility>
 
 using namespace ::com::sun::star::sdbc;
 using namespace ::com::sun::star::util;
@@ -191,7 +192,7 @@ namespace connectivity
 
 SQLParseNodeParameter::SQLParseNodeParameter( const Reference< XConnection >& _rxConnection,
         const Reference< XNumberFormatter >& _xFormatter, const Reference< XPropertySet >& _xField,
-        const OUString &_sPredicateTableAlias,
+        OUString _sPredicateTableAlias,
         const Locale& _rLocale, const IParseContext* _pContext,
         bool _bIntl, bool _bQuote, OUString _sDecSep, bool _bPredicate, bool _bParseToSDBC )
     :rLocale(_rLocale)
@@ -200,9 +201,9 @@ SQLParseNodeParameter::SQLParseNodeParameter( const Reference< XConnection >& _r
     ,pSubQueryHistory( std::make_shared<QueryNameSet>() )
     ,xFormatter(_xFormatter)
     ,xField(_xField)
-    ,sPredicateTableAlias(_sPredicateTableAlias)
+    ,sPredicateTableAlias(std::move(_sPredicateTableAlias))
     ,m_rContext( _pContext ? *_pContext : OSQLParser::s_aDefaultContext )
-    ,sDecSep(_sDecSep)
+    ,sDecSep(std::move(_sDecSep))
     ,bQuote(_bQuote)
     ,bInternational(_bIntl)
     ,bPredicate(_bPredicate)
@@ -1316,12 +1317,12 @@ std::unique_ptr<OSQLParseNode> OSQLParser::predicateTree(OUString& rErrorMessage
 }
 
 
-OSQLParser::OSQLParser(const css::uno::Reference< css::uno::XComponentContext >& rxContext, const IParseContext* _pContext)
+OSQLParser::OSQLParser(css::uno::Reference< css::uno::XComponentContext > xContext, const IParseContext* _pContext)
     :m_pContext(_pContext)
     ,m_pData( new OSQLParser_Data )
     ,m_nFormatKey(0)
     ,m_nDateFormatKey(0)
-    ,m_xContext(rxContext)
+    ,m_xContext(std::move(xContext))
 {
 
 
@@ -1611,11 +1612,11 @@ OSQLParseNode::OSQLParseNode(std::string_view _rNewValue,
     OSL_ENSURE(m_eNodeType >= SQLNodeType::Rule && m_eNodeType <= SQLNodeType::Concat,"OSQLParseNode: created with invalid NodeType");
 }
 
-OSQLParseNode::OSQLParseNode(const OUString &_rNewValue,
+OSQLParseNode::OSQLParseNode(OUString _aNewValue,
                                  SQLNodeType eNewNodeType,
                                  sal_uInt32 nNewNodeID)
         :m_pParent(nullptr)
-        ,m_aNodeValue(_rNewValue)
+        ,m_aNodeValue(std::move(_aNewValue))
         ,m_eNodeType(eNewNodeType)
         ,m_nNodeID(nNewNodeID)
 {
diff --git a/connectivity/source/sdbcx/VColumn.cxx b/connectivity/source/sdbcx/VColumn.cxx
index 398d64b49f57..a61d0619a6e3 100644
--- a/connectivity/source/sdbcx/VColumn.cxx
+++ b/connectivity/source/sdbcx/VColumn.cxx
@@ -23,6 +23,7 @@
 #include <cppuhelper/supportsservice.hxx>
 #include <TConnection.hxx>
 #include <com/sun/star/sdbc/ColumnValue.hpp>
+#include <utility>
 
 using namespace connectivity;
 using namespace connectivity::sdbcx;
@@ -65,9 +66,9 @@ OColumn::OColumn(bool _bCase)
 }
 
 OColumn::OColumn(   const OUString& Name,
-                    const OUString& TypeName,
-                    const OUString& DefaultValue,
-                    const OUString& Description,
+                    OUString TypeName,
+                    OUString DefaultValue,
+                    OUString Description,
                     sal_Int32       IsNullable,
                     sal_Int32       Precision,
                     sal_Int32       Scale,
@@ -76,14 +77,14 @@ OColumn::OColumn(   const OUString& Name,
                     bool            IsRowVersion,
                     bool            IsCurrency,
                     bool            _bCase,
-                    const OUString& CatalogName,
-                    const OUString& SchemaName,
-                    const OUString& TableName)
+                    OUString CatalogName,
+                    OUString SchemaName,
+                    OUString TableName)
     :OColumnDescriptor_BASE(m_aMutex)
     ,ODescriptor(OColumnDescriptor_BASE::rBHelper,_bCase)
-    ,m_TypeName(TypeName)
-    ,m_Description(Description)
-    ,m_DefaultValue(DefaultValue)
+    ,m_TypeName(std::move(TypeName))
+    ,m_Description(std::move(Description))
+    ,m_DefaultValue(std::move(DefaultValue))
     ,m_IsNullable(IsNullable)
     ,m_Precision(Precision)
     ,m_Scale(Scale)
@@ -91,9 +92,9 @@ OColumn::OColumn(   const OUString& Name,
     ,m_IsAutoIncrement(IsAutoIncrement)
     ,m_IsRowVersion(IsRowVersion)
     ,m_IsCurrency(IsCurrency)
-    ,m_CatalogName(CatalogName)
-    ,m_SchemaName(SchemaName)
-    ,m_TableName(TableName)
+    ,m_CatalogName(std::move(CatalogName))
+    ,m_SchemaName(std::move(SchemaName))
+    ,m_TableName(std::move(TableName))
 {
     m_Name = Name;
 
diff --git a/connectivity/source/sdbcx/VIndex.cxx b/connectivity/source/sdbcx/VIndex.cxx
index e04cf2527791..6a574ac5a321 100644
--- a/connectivity/source/sdbcx/VIndex.cxx
+++ b/connectivity/source/sdbcx/VIndex.cxx
@@ -24,6 +24,7 @@
 #include <connectivity/sdbcx/VCollection.hxx>
 #include <cppuhelper/supportsservice.hxx>
 #include <TConnection.hxx>
+#include <utility>
 #include <tools/diagnose_ex.h>
 
 using namespace ::connectivity;
@@ -64,13 +65,13 @@ OIndex::OIndex(bool _bCase) : ODescriptor_BASE(m_aMutex)
 }
 
 OIndex::OIndex( const OUString& Name,
-                const OUString& Catalog,
+                OUString Catalog,
                 bool _isUnique,
                 bool _isPrimaryKeyIndex,
                 bool _isClustered,
                 bool _bCase) :  ODescriptor_BASE(m_aMutex)
                         ,ODescriptor(ODescriptor_BASE::rBHelper, _bCase)
-                        ,m_Catalog(Catalog)
+                        ,m_Catalog(std::move(Catalog))
                         ,m_IsUnique(_isUnique)
                         ,m_IsPrimaryKeyIndex(_isPrimaryKeyIndex)
                         ,m_IsClustered(_isClustered)
diff --git a/connectivity/source/sdbcx/VKey.cxx b/connectivity/source/sdbcx/VKey.cxx
index f267db161504..2cf7bceb4d14 100644
--- a/connectivity/source/sdbcx/VKey.cxx
+++ b/connectivity/source/sdbcx/VKey.cxx
@@ -24,6 +24,7 @@
 #include <cppuhelper/supportsservice.hxx>
 #include <connectivity/sdbcx/VCollection.hxx>
 #include <TConnection.hxx>
+#include <utility>
 
 using namespace connectivity;
 using namespace connectivity::sdbcx;
@@ -58,10 +59,10 @@ OKey::OKey(bool _bCase) :   ODescriptor_BASE(m_aMutex)
 {
 }
 
-OKey::OKey(const OUString& Name,const std::shared_ptr<KeyProperties>& _rProps, bool _bCase)
+OKey::OKey(const OUString& Name,std::shared_ptr<KeyProperties> _xProps, bool _bCase)
 : ODescriptor_BASE(m_aMutex)
  ,ODescriptor(ODescriptor_BASE::rBHelper, _bCase)
- ,m_aProps(_rProps)
+ ,m_aProps(std::move(_xProps))
 {
     m_Name = Name;
 }
diff --git a/connectivity/source/sdbcx/VKeyColumn.cxx b/connectivity/source/sdbcx/VKeyColumn.cxx
index b6f69e65c9de..e22620fb599d 100644
--- a/connectivity/source/sdbcx/VKeyColumn.cxx
+++ b/connectivity/source/sdbcx/VKeyColumn.cxx
@@ -21,6 +21,7 @@
 #include <com/sun/star/beans/PropertyAttribute.hpp>
 #include <cppuhelper/supportsservice.hxx>
 #include <TConnection.hxx>
+#include <utility>
 
 using namespace connectivity;
 using namespace connectivity::sdbcx;
@@ -50,7 +51,7 @@ OKeyColumn::OKeyColumn(bool _bCase) : OColumn(_bCase)
     construct();
 }
 
-OKeyColumn::OKeyColumn( const OUString&  ReferencedColumn,
+OKeyColumn::OKeyColumn( OUString ReferencedColumn,
                         const OUString&  Name,
                         const OUString&  TypeName,
                         const OUString&  DefaultValue,
@@ -77,7 +78,7 @@ OKeyColumn::OKeyColumn( const OUString&  ReferencedColumn,
                             CatalogName,
                             SchemaName,
                             TableName)
-                        ,   m_ReferencedColumn(ReferencedColumn)
+                        ,   m_ReferencedColumn(std::move(ReferencedColumn))
 {
     construct();
 }
diff --git a/connectivity/source/sdbcx/VTable.cxx b/connectivity/source/sdbcx/VTable.cxx
index 7a28bc5f4289..f569d01baef3 100644
--- a/connectivity/source/sdbcx/VTable.cxx
+++ b/connectivity/source/sdbcx/VTable.cxx
@@ -25,6 +25,7 @@
 #include <connectivity/dbtools.hxx>
 #include <connectivity/dbexception.hxx>
 #include <cppuhelper/supportsservice.hxx>
+#include <utility>
 
 using namespace ::connectivity;
 using namespace ::connectivity::sdbcx;
@@ -65,14 +66,14 @@ OTable::OTable(OCollection* _pTables,
 
 OTable::OTable( OCollection*    _pTables,
                 bool            _bCase,
-                const OUString& Name,       const OUString& Type,
-                const OUString& Description,const OUString& SchemaName,
-                const OUString& CatalogName) :  OTableDescriptor_BASE(m_aMutex)
+                const OUString& Name,       OUString Type,
+                OUString Description, OUString SchemaName,
+                OUString CatalogName) :  OTableDescriptor_BASE(m_aMutex)
                 ,ODescriptor(OTableDescriptor_BASE::rBHelper,_bCase)
-                ,m_CatalogName(CatalogName)
-                ,m_SchemaName(SchemaName)
-                ,m_Description(Description)
-                ,m_Type(Type)
+                ,m_CatalogName(std::move(CatalogName))
+                ,m_SchemaName(std::move(SchemaName))
+                ,m_Description(std::move(Description))
+                ,m_Type(std::move(Type))
                 ,m_pTables(_pTables)
 {
     m_Name = Name;
diff --git a/connectivity/source/sdbcx/VView.cxx b/connectivity/source/sdbcx/VView.cxx
index b36817a40f3d..aa016c0e5891 100644
--- a/connectivity/source/sdbcx/VView.cxx
+++ b/connectivity/source/sdbcx/VView.cxx
@@ -22,6 +22,7 @@
 #include <comphelper/sequence.hxx>
 #include <connectivity/dbtools.hxx>
 #include <TConnection.hxx>
+#include <utility>
 
 
 using namespace connectivity;
@@ -36,24 +37,24 @@ IMPLEMENT_SERVICE_INFO(OView,"com.sun.star.sdbcx.VView","com.sun.star.sdbcx.View
 
 OView::OView(bool _bCase,
             const OUString& Name,
-            const css::uno::Reference< css::sdbc::XDatabaseMetaData >& _xMetaData,
-            const OUString& Command,
-            const OUString& SchemaName,
-            const OUString& CatalogName) : ODescriptor(::comphelper::OMutexAndBroadcastHelper::m_aBHelper,_bCase)
-            ,m_CatalogName(CatalogName)
-            ,m_SchemaName(SchemaName)
-            ,m_Command(Command)
+            css::uno::Reference< css::sdbc::XDatabaseMetaData >  _xMetaData,
+            OUString Command,
+            OUString SchemaName,
+            OUString CatalogName) : ODescriptor(::comphelper::OMutexAndBroadcastHelper::m_aBHelper,_bCase)
+            ,m_CatalogName(std::move(CatalogName))
+            ,m_SchemaName(std::move(SchemaName))
+            ,m_Command(std::move(Command))
             ,m_CheckOption(0)
-            ,m_xMetaData(_xMetaData)
+            ,m_xMetaData(std::move(_xMetaData))
 
 {
     m_Name = Name;
     construct();
 }
 
-OView::OView(bool _bCase, const css::uno::Reference< css::sdbc::XDatabaseMetaData >& _xMetaData)
+OView::OView(bool _bCase, css::uno::Reference< css::sdbc::XDatabaseMetaData > _xMetaData)
     : ODescriptor(::comphelper::OMutexAndBroadcastHelper::m_aBHelper, _bCase, true)
-    ,m_xMetaData(_xMetaData)
+    ,m_xMetaData(std::move(_xMetaData))
 {
     construct();
 }
diff --git a/include/connectivity/DriversConfig.hxx b/include/connectivity/DriversConfig.hxx
index ceb15bedd2db..239259313a72 100644
--- a/include/connectivity/DriversConfig.hxx
+++ b/include/connectivity/DriversConfig.hxx
@@ -60,7 +60,7 @@ namespace connectivity
 
         const ::comphelper::NamedValueCollection& impl_get(std::u16string_view _sURL,sal_Int32 _nProps) const;
     public:
-        DriversConfig(const css::uno::Reference< css::uno::XComponentContext >& _rxORB);
+        DriversConfig(css::uno::Reference< css::uno::XComponentContext > _xORB);
         ~DriversConfig();
 
         DriversConfig( const DriversConfig& );
diff --git a/include/connectivity/FValue.hxx b/include/connectivity/FValue.hxx
index 1fe2b9d5fe34..6bd54fb29ddc 100644
--- a/include/connectivity/FValue.hxx
+++ b/include/connectivity/FValue.hxx
@@ -31,6 +31,7 @@
 #include <com/sun/star/util/Date.hpp>
 #include <com/sun/star/util/Time.hpp>
 #include <com/sun/star/uno/Sequence.hxx>
+#include <utility>
 
 namespace com::sun::star::sdb { class XColumn; }
 namespace com::sun::star::sdbc { class XRow; }
@@ -402,7 +403,7 @@ namespace connectivity
         ORowSetValue    m_aValue;   // my own value
     public:
         ORowSetValueDecorator(){m_aValue.setBound(true);}
-        ORowSetValueDecorator(const ORowSetValue& _aValue) : m_aValue(_aValue){m_aValue.setBound(true);}
+        ORowSetValueDecorator(ORowSetValue _aValue) : m_aValue(std::move(_aValue)){m_aValue.setBound(true);}
         ORowSetValueDecorator& operator=(const ORowSetValue& _aValue);
 
         operator const ORowSetValue&()   const               { return m_aValue; }
diff --git a/include/connectivity/TTableHelper.hxx b/include/connectivity/TTableHelper.hxx
index e987241a6847..7bb2772e76e7 100644
--- a/include/connectivity/TTableHelper.hxx
+++ b/include/connectivity/TTableHelper.hxx
@@ -27,6 +27,7 @@
 
 #include <connectivity/dbtoolsdllapi.hxx>
 #include <connectivity/sdbcx/VTable.hxx>
+#include <utility>
 
 namespace com::sun::star::sdbc { class XConnection; }
 namespace com::sun::star::sdb::tools { class XIndexAlteration; }
@@ -51,19 +52,19 @@ namespace connectivity
 
         OrdinalPosition nOrdinalPosition;
 
-        ColumnDesc( const OUString& _rName
+        ColumnDesc( OUString _sName
             , sal_Int32     _nField5
-            , const OUString& _aField6
+            , OUString _aField6
             , sal_Int32     _nField7
             , sal_Int32     _nField9
             , sal_Int32     _nField11
-            , const OUString& _sField12
-            , const OUString& _sField13
+            , OUString _sField12
+            , OUString _sField13
             ,OrdinalPosition _nPosition )
-            :sName( _rName )
-            ,aField6(_aField6)
-            ,sField12(_sField12)
-            ,sField13(_sField13)
+            :sName(std::move( _sName ))
+            ,aField6(std::move(_aField6))
+            ,sField12(std::move(_sField12))
+            ,sField13(std::move(_sField13))
             ,nField5(_nField5)
             ,nField7(_nField7)
             ,nField9(_nField9)
diff --git a/include/connectivity/dbcharset.hxx b/include/connectivity/dbcharset.hxx
index 3ee993243d25..8d98710594ed 100644
--- a/include/connectivity/dbcharset.hxx
+++ b/include/connectivity/dbcharset.hxx
@@ -105,7 +105,7 @@ namespace dbtools
         const OUString&     getIanaName() const { return m_aIanaName; }
 
     protected:
-        CharsetIteratorDerefHelper( const rtl_TextEncoding _eEncoding, const OUString& _rIanaName );
+        CharsetIteratorDerefHelper( const rtl_TextEncoding _eEncoding, OUString _sIanaName );
 
     };
 
@@ -137,7 +137,7 @@ namespace dbtools
         const CharsetIterator&  operator--();
 
     protected:
-        CharsetIterator(const OCharsetMap* _pContainer, OCharsetMap::TextEncBag::const_iterator const & _aPos );
+        CharsetIterator(const OCharsetMap* _pContainer, OCharsetMap::TextEncBag::const_iterator _aPos );
     };
 
 
diff --git a/include/connectivity/parameters.hxx b/include/connectivity/parameters.hxx
index f2196af12bac..8d526c983af5 100644
--- a/include/connectivity/parameters.hxx
+++ b/include/connectivity/parameters.hxx
@@ -20,6 +20,7 @@
 #define INCLUDED_CONNECTIVITY_PARAMETERS_HXX
 
 #include <map>
+#include <utility>
 #include <vector>
 
 #include <com/sun/star/sdb/XSingleSelectQueryComposer.hpp>
@@ -87,9 +88,9 @@ namespace dbtools
             ::std::vector< sal_Int32 >  aInnerIndexes;
 
             /// ctor with composer column
-            ParameterMetaData( const css::uno::Reference< css::beans::XPropertySet >& _rxColumn )
+            ParameterMetaData( css::uno::Reference< css::beans::XPropertySet > _xColumn )
                 :eType           ( ParameterClassification::FilledExternally )
-                ,xComposerColumn ( _rxColumn         )
+                ,xComposerColumn (std::move( _xColumn         ))
             {
             }
         };
diff --git a/include/connectivity/sdbcx/VColumn.hxx b/include/connectivity/sdbcx/VColumn.hxx
index 579611cdf63a..5862eb06f40c 100644
--- a/include/connectivity/sdbcx/VColumn.hxx
+++ b/include/connectivity/sdbcx/VColumn.hxx
@@ -76,9 +76,9 @@ namespace connectivity::sdbcx
 
             OColumn(    bool _bCase);
             OColumn(    const OUString& Name,
-                        const OUString& TypeName,
-                        const OUString& DefaultValue,
-                        const OUString& Description,
+                        OUString TypeName,
+                        OUString DefaultValue,
+                        OUString Description,
                         sal_Int32       IsNullable,
                         sal_Int32       Precision,
                         sal_Int32       Scale,
@@ -87,9 +87,9 @@ namespace connectivity::sdbcx
                         bool            IsRowVersion,
                         bool            IsCurrency,
                         bool            _bCase,
-                        const OUString& CatalogName,
-                        const OUString& SchemaName,
-                        const OUString& TableName);
+                        OUString CatalogName,
+                        OUString SchemaName,
+                        OUString TableName);
 
             DECLARE_SERVICE_INFO();
             //XInterface
diff --git a/include/connectivity/sdbcx/VTable.hxx b/include/connectivity/sdbcx/VTable.hxx
index 6d575615fd44..cd7a18bf138d 100644
--- a/include/connectivity/sdbcx/VTable.hxx
+++ b/include/connectivity/sdbcx/VTable.hxx
@@ -90,10 +90,10 @@ namespace connectivity::sdbcx
             OTable( OCollection*    _pTables,
                     bool _bCase,
                     const OUString& Name,
-                    const OUString& Type,
-                    const OUString& Description = OUString(),
-                    const OUString& SchemaName  = OUString(),
-                    const OUString& CatalogName = OUString());
+                    OUString Type,
+                    OUString Description = OUString(),
+                    OUString SchemaName  = OUString(),
+                    OUString CatalogName = OUString());
 
             virtual ~OTable() override;
 
diff --git a/include/connectivity/sdbcx/VView.hxx b/include/connectivity/sdbcx/VView.hxx
index 3a7714f95f11..a1a68e337e5e 100644
--- a/include/connectivity/sdbcx/VView.hxx
+++ b/include/connectivity/sdbcx/VView.hxx
@@ -61,13 +61,13 @@ namespace connectivity::sdbcx
         public:
             DECLARE_SERVICE_INFO();
 
-            OView(bool _bCase,const css::uno::Reference< css::sdbc::XDatabaseMetaData >& _xMetaData);
+            OView(bool _bCase, css::uno::Reference< css::sdbc::XDatabaseMetaData > _xMetaData);
             OView(  bool _bCase,
                     const OUString& _rName,
-                    const css::uno::Reference< css::sdbc::XDatabaseMetaData >& _xMetaData,
-                    const OUString& _rCommand = OUString(),
-                    const OUString& _rSchemaName = OUString(),
-                    const OUString& _rCatalogName = OUString());
+                    css::uno::Reference< css::sdbc::XDatabaseMetaData > _xMetaData,
+                    OUString _sCommand = OUString(),
+                    OUString _sSchemaName = OUString(),
+                    OUString _sCatalogName = OUString());
             virtual ~OView() override;
 
             // ODescriptor
diff --git a/include/connectivity/sqlnode.hxx b/include/connectivity/sqlnode.hxx
index 3bd9327e1ce7..b59c26f95432 100644
--- a/include/connectivity/sqlnode.hxx
+++ b/include/connectivity/sqlnode.hxx
@@ -87,7 +87,7 @@ namespace connectivity
             const css::uno::Reference< css::sdbc::XConnection >& _rxConnection,
             const css::uno::Reference< css::util::XNumberFormatter >& _xFormatter,
             const css::uno::Reference< css::beans::XPropertySet >& _xField,
-            const OUString &_sPredicateTableAlias,
+            OUString _sPredicateTableAlias,
             const css::lang::Locale& _rLocale,
             const IParseContext* _pContext,
             bool _bIntl,
@@ -235,7 +235,7 @@ namespace connectivity
                       SQLNodeType eNewNodeType,
                       sal_uInt32 nNewNodeID=0);
 
-        OSQLParseNode(const OUString& _rValue,
+        OSQLParseNode(OUString _sValue,
                       SQLNodeType _eNodeType,
                       sal_uInt32 _nNodeID = 0);
 
diff --git a/include/connectivity/sqlparse.hxx b/include/connectivity/sqlparse.hxx
index b92ff3b1c7c0..7e55d41e339f 100644
--- a/include/connectivity/sqlparse.hxx
+++ b/include/connectivity/sqlparse.hxx
@@ -156,7 +156,7 @@ namespace connectivity
     public:
         // if NULL, a default context will be used
         // the context must live as long as the parser
-        OSQLParser(const css::uno::Reference< css::uno::XComponentContext >& rxContext, const IParseContext* _pContext = nullptr);
+        OSQLParser(css::uno::Reference< css::uno::XComponentContext > xContext, const IParseContext* _pContext = nullptr);
         ~OSQLParser();
 
         // Parsing an SQLStatement
diff --git a/include/connectivity/warningscontainer.hxx b/include/connectivity/warningscontainer.hxx
index 7d017057bbb8..5be03ca5efcf 100644
--- a/include/connectivity/warningscontainer.hxx
+++ b/include/connectivity/warningscontainer.hxx
@@ -23,6 +23,7 @@
 #include <connectivity/dbtoolsdllapi.hxx>
 
 #include <com/sun/star/uno/Reference.hxx>
+#include <utility>
 
 namespace com::sun::star::sdbc { class SQLException; }
 namespace com::sun::star::sdbc { class SQLWarning; }
@@ -44,8 +45,8 @@ namespace dbtools
 
     public:
         WarningsContainer() {}
-        WarningsContainer( const css::uno::Reference< css::sdbc::XWarningsSupplier >& _rxExternalWarnings )
-            :m_xExternalWarnings( _rxExternalWarnings ) {}
+        WarningsContainer( css::uno::Reference< css::sdbc::XWarningsSupplier > _xExternalWarnings )
+            :m_xExternalWarnings(std::move( _xExternalWarnings )) {}
 
         void setExternalWarnings( const css::uno::Reference< css::sdbc::XWarningsSupplier >& _rxExternalWarnings )
         {