remove unnecessary use of OUString constructor in CONNECTIVITY module

Change-Id: Ie32d03920d996db2793ead9940fc90668cde03dd

57 files changed, 168 insertions, 174 deletions

diff --git a/connectivity/source/cpool/ZPoolCollection.cxx b/connectivity/source/cpool/ZPoolCollection.cxx
index 1410984f4d92..57ce183a2777 100644
--- a/connectivity/source/cpool/ZPoolCollection.cxx
+++ b/connectivity/source/cpool/ZPoolCollection.cxx
@@ -171,7 +171,7 @@ OUString SAL_CALL OPoolCollection::getImplementationName_Static(  ) throw(Runtim
 Sequence< OUString > SAL_CALL OPoolCollection::getSupportedServiceNames_Static(  ) throw(RuntimeException)
 {
     Sequence< OUString > aSupported(1);
-    aSupported[0] = OUString("com.sun.star.sdbc.ConnectionPool");
+    aSupported[0] = "com.sun.star.sdbc.ConnectionPool";
     return aSupported;
 }
 // -----------------------------------------------------------------------------
diff --git a/connectivity/source/drivers/ado/ADatabaseMetaDataResultSet.cxx b/connectivity/source/drivers/ado/ADatabaseMetaDataResultSet.cxx
index b1b6dfe47a7c..74ccdee09ec3 100644
--- a/connectivity/source/drivers/ado/ADatabaseMetaDataResultSet.cxx
+++ b/connectivity/source/drivers/ado/ADatabaseMetaDataResultSet.cxx
@@ -907,8 +907,8 @@ void ODatabaseMetaDataResultSet::setColumnsMap()
     m_aValueRange[12] = aMap;
 
     ::std::map< sal_Int32,OUString> aMap2;
-    aMap2[0] = OUString("YES");
-    aMap2[1] = OUString("NO");
+    aMap2[0] = "YES";
+    aMap2[1] = "NO";
     m_aIntValueRange[18] = aMap2;
 
     ODatabaseMetaDataResultSetMetaData* pMetaData = new ODatabaseMetaDataResultSetMetaData(m_pRecordSet,this);
@@ -1040,9 +1040,9 @@ void ODatabaseMetaDataResultSet::setIndexInfoMap()
     m_aValueRange[8] = aMap2;
 
     ::std::map< sal_Int32,OUString> aMap3;
-    aMap3[0]                    = OUString();
-    aMap3[DB_COLLATION_ASC]     = OUString("A");
-    aMap3[DB_COLLATION_DESC]    = OUString("D");
+    aMap3[0]                    = "";
+    aMap3[DB_COLLATION_ASC]     = "A";
+    aMap3[DB_COLLATION_DESC]    = "D";
 
     m_aIntValueRange[21] = aMap3;
 
@@ -1063,8 +1063,8 @@ void ODatabaseMetaDataResultSet::setTablePrivilegesMap()
     m_aColMapping.push_back(7);
 
     ::std::map< sal_Int32,OUString> aMap;
-    aMap[0] = OUString("YES");
-    aMap[1] = OUString("NO");
+    aMap[0] = "YES";
+    aMap[1] = "NO";
     m_aIntValueRange[7] = aMap;
 
 
diff --git a/connectivity/source/drivers/ado/ADriver.cxx b/connectivity/source/drivers/ado/ADriver.cxx
index b1db42458a54..f55a03f5f974 100644
--- a/connectivity/source/drivers/ado/ADriver.cxx
+++ b/connectivity/source/drivers/ado/ADriver.cxx
@@ -90,8 +90,8 @@ OUString ODriver::getImplementationName_Static(  ) throw(RuntimeException)
 Sequence< OUString > ODriver::getSupportedServiceNames_Static(  ) throw (RuntimeException)
 {
     Sequence< OUString > aSNS( 2 );
-    aSNS[0] = OUString("com.sun.star.sdbc.Driver");
-    aSNS[1] = OUString("com.sun.star.sdbcx.Driver");
+    aSNS[0] = "com.sun.star.sdbc.Driver";
+    aSNS[1] = "com.sun.star.sdbcx.Driver";
     return aSNS;
 }
 //------------------------------------------------------------------
@@ -155,8 +155,8 @@ Sequence< DriverPropertyInfo > SAL_CALL ODriver::getPropertyInfo( const OUString
         ::std::vector< DriverPropertyInfo > aDriverInfo;
 
         Sequence< OUString > aBooleanValues(2);
-        aBooleanValues[0] = OUString( "false" );
-        aBooleanValues[1] = OUString( "true" );
+        aBooleanValues[0] = "false";
+        aBooleanValues[1] = "true";
 
         aDriverInfo.push_back(DriverPropertyInfo(
                 OUString("IgnoreDriverPrivileges")
diff --git a/connectivity/source/drivers/ado/AResultSet.cxx b/connectivity/source/drivers/ado/AResultSet.cxx
index 8994dc16cf85..08c2fc88917a 100644
--- a/connectivity/source/drivers/ado/AResultSet.cxx
+++ b/connectivity/source/drivers/ado/AResultSet.cxx
@@ -61,8 +61,8 @@ OUString SAL_CALL OResultSet::getImplementationName(  ) throw (::com::sun::star:
 ::com::sun::star::uno::Sequence< OUString > SAL_CALL OResultSet::getSupportedServiceNames(  ) throw(::com::sun::star::uno::RuntimeException)
 {
     ::com::sun::star::uno::Sequence< OUString > aSupported(2);
-    aSupported[0] = OUString("com.sun.star.sdbc.ResultSet");
-    aSupported[1] = OUString("com.sun.star.sdbcx.ResultSet");
+    aSupported[0] = "com.sun.star.sdbc.ResultSet";
+    aSupported[1] = "com.sun.star.sdbcx.ResultSet";
     return aSupported;
 }
 
diff --git a/connectivity/source/drivers/calc/CConnection.cxx b/connectivity/source/drivers/calc/CConnection.cxx
index 7cba8b0dea6f..39ada1a70ac5 100644
--- a/connectivity/source/drivers/calc/CConnection.cxx
+++ b/connectivity/source/drivers/calc/CConnection.cxx
@@ -87,7 +87,7 @@ void OCalcConnection::construct(const OUString& url,const Sequence< PropertyValu
     }
     m_aFileName = aURL.GetMainURL(INetURLObject::NO_DECODE);
 
-    m_sPassword = OUString();
+    m_sPassword = "";
     const char* pPwd        = "password";
 
     const PropertyValue *pIter  = info.getConstArray();
@@ -114,16 +114,16 @@ Reference< XSpreadsheetDocument> OCalcConnection::acquireDoc()
     }
     //  open read-only as long as updating isn't implemented
     Sequence<PropertyValue> aArgs(2);
-    aArgs[0].Name = OUString("Hidden");
+    aArgs[0].Name = "Hidden";
     aArgs[0].Value <<= (sal_Bool) sal_True;
-    aArgs[1].Name = OUString("ReadOnly");
+    aArgs[1].Name = "ReadOnly";
     aArgs[1].Value <<= (sal_Bool) sal_True;
 
     if ( !m_sPassword.isEmpty() )
     {
         const sal_Int32 nPos = aArgs.getLength();
         aArgs.realloc(nPos+1);
-        aArgs[nPos].Name = OUString("Password");
+        aArgs[nPos].Name = "Password";
         aArgs[nPos].Value <<= m_sPassword;
     }
 
diff --git a/connectivity/source/drivers/calc/CResultSet.cxx b/connectivity/source/drivers/calc/CResultSet.cxx
index 81edb1093888..f6f977c0c8e5 100644
--- a/connectivity/source/drivers/calc/CResultSet.cxx
+++ b/connectivity/source/drivers/calc/CResultSet.cxx
@@ -51,8 +51,8 @@ OUString SAL_CALL OCalcResultSet::getImplementationName(  ) throw ( RuntimeExcep
 Sequence< OUString > SAL_CALL OCalcResultSet::getSupportedServiceNames(  ) throw( RuntimeException)
 {
      Sequence< OUString > aSupported(2);
-    aSupported[0] = OUString("com.sun.star.sdbc.ResultSet");
-    aSupported[1] = OUString("com.sun.star.sdbcx.ResultSet");
+    aSupported[0] = "com.sun.star.sdbc.ResultSet";
+    aSupported[1] = "com.sun.star.sdbcx.ResultSet";
     return aSupported;
 }
 
diff --git a/connectivity/source/drivers/calc/CTable.cxx b/connectivity/source/drivers/calc/CTable.cxx
index 9f05e883dff7..5b8630d63718 100644
--- a/connectivity/source/drivers/calc/CTable.cxx
+++ b/connectivity/source/drivers/calc/CTable.cxx
@@ -479,23 +479,23 @@ void OCalcTable::fillColumns()
                 }
                 break;
             case DataType::DECIMAL:
-                aTypeName = OUString("DECIMAL");
+                aTypeName = "DECIMAL";
                 break;
             case DataType::BIT:
-                aTypeName = OUString("BOOL");
+                aTypeName = "BOOL";
                 break;
             case DataType::DATE:
-                aTypeName = OUString("DATE");
+                aTypeName = "DATE";
                 break;
             case DataType::TIME:
-                aTypeName = OUString("TIME");
+                aTypeName = "TIME";
                 break;
             case DataType::TIMESTAMP:
-                aTypeName = OUString("TIMESTAMP");
+                aTypeName = "TIMESTAMP";
                 break;
             default:
                 SAL_WARN( "connectivity.drivers","missing type name");
-                aTypeName = OUString();
+                aTypeName = "";
         }
 
         // check if the column name already exists
diff --git a/connectivity/source/drivers/dbase/DConnection.cxx b/connectivity/source/drivers/dbase/DConnection.cxx
index 99658b39e542..0ef1c4229b38 100644
--- a/connectivity/source/drivers/dbase/DConnection.cxx
+++ b/connectivity/source/drivers/dbase/DConnection.cxx
@@ -45,7 +45,7 @@ DBG_NAME(ODbaseConnection)
 ODbaseConnection::ODbaseConnection(ODriver* _pDriver) : OConnection(_pDriver)
 {
     DBG_CTOR(ODbaseConnection,NULL);
-    m_aFilenameExtension = OUString("dbf");
+    m_aFilenameExtension = "dbf";
 }
 //-----------------------------------------------------------------------------
 ODbaseConnection::~ODbaseConnection()
diff --git a/connectivity/source/drivers/dbase/DDriver.cxx b/connectivity/source/drivers/dbase/DDriver.cxx
index 5711503bf7d6..67748a843ae8 100644
--- a/connectivity/source/drivers/dbase/DDriver.cxx
+++ b/connectivity/source/drivers/dbase/DDriver.cxx
@@ -81,8 +81,8 @@ Sequence< DriverPropertyInfo > SAL_CALL ODriver::getPropertyInfo( const OUString
         ::std::vector< DriverPropertyInfo > aDriverInfo;
 
         Sequence< OUString > aBoolean(2);
-        aBoolean[0] = OUString("0");
-        aBoolean[1] = OUString("1");
+        aBoolean[0] = "0";
+        aBoolean[1] = "1";
 
         aDriverInfo.push_back(DriverPropertyInfo(
                 OUString("CharSet")
diff --git a/connectivity/source/drivers/dbase/DResultSet.cxx b/connectivity/source/drivers/dbase/DResultSet.cxx
index 0ae11dd5d27e..dc5ac7d08c00 100644
--- a/connectivity/source/drivers/dbase/DResultSet.cxx
+++ b/connectivity/source/drivers/dbase/DResultSet.cxx
@@ -55,8 +55,8 @@ OUString SAL_CALL ODbaseResultSet::getImplementationName(  ) throw ( RuntimeExce
 Sequence< OUString > SAL_CALL ODbaseResultSet::getSupportedServiceNames(  ) throw( RuntimeException)
 {
      Sequence< OUString > aSupported(2);
-    aSupported[0] = OUString("com.sun.star.sdbc.ResultSet");
-    aSupported[1] = OUString("com.sun.star.sdbcx.ResultSet");
+    aSupported[0] = "com.sun.star.sdbc.ResultSet";
+    aSupported[1] = "com.sun.star.sdbcx.ResultSet";
     return aSupported;
 }
 
diff --git a/connectivity/source/drivers/evoab2/NCatalog.cxx b/connectivity/source/drivers/evoab2/NCatalog.cxx
index 06be9242db79..95ce61830f5a 100644
--- a/connectivity/source/drivers/evoab2/NCatalog.cxx
+++ b/connectivity/source/drivers/evoab2/NCatalog.cxx
@@ -43,7 +43,7 @@ void OEvoabCatalog::refreshTables()
 {
     TStringVector aVector;
     Sequence< OUString > aTypes(1);
-    aTypes[0] = OUString("TABLE");
+    aTypes[0] = "TABLE";
     Reference< XResultSet > xResult = m_xMetaData->getTables(Any(),
         OUString("%"),OUString("%"),aTypes);
 
diff --git a/connectivity/source/drivers/evoab2/NDriver.cxx b/connectivity/source/drivers/evoab2/NDriver.cxx
index 366ea73df94b..af4d24d6a3fc 100644
--- a/connectivity/source/drivers/evoab2/NDriver.cxx
+++ b/connectivity/source/drivers/evoab2/NDriver.cxx
@@ -92,7 +92,7 @@ Sequence< OUString > OEvoabDriver::getSupportedServiceNames_Static(  ) throw (Ru
     // which service is supported
     // for more information @see com.sun.star.sdbc.Driver
     Sequence< OUString > aSNS( 1 );
-    aSNS[0] = OUString("com.sun.star.sdbc.Driver");
+    aSNS[0] = "com.sun.star.sdbc.Driver";
     return aSNS;
 }
 //------------------------------------------------------------------
diff --git a/connectivity/source/drivers/evoab2/NResultSet.cxx b/connectivity/source/drivers/evoab2/NResultSet.cxx
index 75743e68a123..4bff96debd98 100644
--- a/connectivity/source/drivers/evoab2/NResultSet.cxx
+++ b/connectivity/source/drivers/evoab2/NResultSet.cxx
@@ -72,7 +72,7 @@ OUString SAL_CALL OEvoabResultSet::getImplementationName(  ) throw ( RuntimeExce
  Sequence< OUString > SAL_CALL OEvoabResultSet::getSupportedServiceNames(  ) throw( RuntimeException)
 {
      Sequence< OUString > aSupported(1);
-    aSupported[0] = OUString("com.sun.star.sdbc.ResultSet");
+    aSupported[0] = "com.sun.star.sdbc.ResultSet";
     return aSupported;
 }
 
diff --git a/connectivity/source/drivers/evoab2/NTables.cxx b/connectivity/source/drivers/evoab2/NTables.cxx
index c756cb6dfdcb..208cb6b83c0d 100644
--- a/connectivity/source/drivers/evoab2/NTables.cxx
+++ b/connectivity/source/drivers/evoab2/NTables.cxx
@@ -50,7 +50,7 @@ ObjectType OEvoabTables::createObject(const OUString& aName)
     OUString aSchema(  "%" );
 
     Sequence< OUString > aTypes(1);
-    aTypes[0] = OUString("TABLE");
+    aTypes[0] = "TABLE";
     OUString sEmpty;
 
     Reference< XResultSet > xResult = m_xMetaData->getTables(Any(),aSchema,aName,aTypes);
diff --git a/connectivity/source/drivers/file/FConnection.cxx b/connectivity/source/drivers/file/FConnection.cxx
index 01c5e82761cc..91beb1414048 100644
--- a/connectivity/source/drivers/file/FConnection.cxx
+++ b/connectivity/source/drivers/file/FConnection.cxx
@@ -167,7 +167,7 @@ void OConnection::construct(const OUString& url,const Sequence< PropertyValue >&
         // set fields to fetch
         Sequence< OUString > aProps(1);
         OUString* pProps = aProps.getArray();
-        pProps[ 0 ] = OUString("Title");
+        pProps[ 0 ] = "Title";
 
         try
         {
@@ -394,7 +394,7 @@ Reference< XDynamicResultSet > OConnection::getDir() const
     Reference<XDynamicResultSet> xContent;
     Sequence< OUString > aProps(1);
     OUString* pProps = aProps.getArray();
-    pProps[ 0 ] = OUString("Title");
+    pProps[ 0 ] = "Title";
     try
     {
         Reference<XContentIdentifier> xIdent = getContent()->getIdentifier();
@@ -437,7 +437,7 @@ void OConnection::throwUrlNotValid(const OUString & _rsUrl,const OUString & _rsM
                 "$URL$", _rsUrl
             );
 
-    aError.SQLState = OUString("S1000");
+    aError.SQLState = "S1000";
     aError.ErrorCode = 0;
     aError.Context = static_cast< XConnection* >(this);
     if (!_rsMessage.isEmpty())
diff --git a/connectivity/source/drivers/file/FDateFunctions.cxx b/connectivity/source/drivers/file/FDateFunctions.cxx
index 1bea9fec099f..447037f8fa2a 100644
--- a/connectivity/source/drivers/file/FDateFunctions.cxx
+++ b/connectivity/source/drivers/file/FDateFunctions.cxx
@@ -104,25 +104,25 @@ ORowSetValue OOp_DayName::operate(const ORowSetValue& lhs) const
     switch(eDayOfWeek)
     {
         case MONDAY:
-            sRet = OUString("Monday");
+            sRet = "Monday";
             break;
         case TUESDAY:
-            sRet = OUString("Tuesday");
+            sRet = "Tuesday";
             break;
         case WEDNESDAY:
-            sRet = OUString("Wednesday");
+            sRet = "Wednesday";
             break;
         case THURSDAY:
-            sRet = OUString("Thursday");
+            sRet = "Thursday";
             break;
         case FRIDAY:
-            sRet = OUString("Friday");
+            sRet = "Friday";
             break;
         case SATURDAY:
-            sRet = OUString("Saturday");
+            sRet = "Saturday";
             break;
         case SUNDAY:
-            sRet = OUString("Sunday");
+            sRet = "Sunday";
             break;
         default:
             OSL_FAIL("Error in enum values for date");
@@ -140,40 +140,40 @@ ORowSetValue OOp_MonthName::operate(const ORowSetValue& lhs) const
     switch(aD.Month)
     {
         case 1:
-            sRet = OUString("January");
+            sRet = "January";
             break;
         case 2:
-            sRet = OUString("February");
+            sRet = "February";
             break;
         case 3:
-            sRet = OUString("March");
+            sRet = "March";
             break;
         case 4:
-            sRet = OUString("April");
+            sRet = "April";
             break;
         case 5:
-            sRet = OUString("May");
+            sRet = "May";
             break;
         case 6:
-            sRet = OUString("June");
+            sRet = "June";
             break;
         case 7:
-            sRet = OUString("July");
+            sRet = "July";
             break;
         case 8:
-            sRet = OUString("August");
+            sRet = "August";
             break;
         case 9:
-            sRet = OUString("September");
+            sRet = "September";
             break;
         case 10:
-            sRet = OUString("October");
+            sRet = "October";
             break;
         case 11:
-            sRet = OUString("November");
+            sRet = "November";
             break;
         case 12:
-            sRet = OUString("December");
+            sRet = "December";
             break;
     }
     return sRet;
diff --git a/connectivity/source/drivers/file/FDriver.cxx b/connectivity/source/drivers/file/FDriver.cxx
index 0cbeb2a66e5a..6bb859620124 100644
--- a/connectivity/source/drivers/file/FDriver.cxx
+++ b/connectivity/source/drivers/file/FDriver.cxx
@@ -70,8 +70,8 @@ OUString OFileDriver::getImplementationName_Static(  ) throw(RuntimeException)
 Sequence< OUString > OFileDriver::getSupportedServiceNames_Static(  ) throw (RuntimeException)
 {
     Sequence< OUString > aSNS( 2 );
-    aSNS[0] = OUString("com.sun.star.sdbc.Driver");
-    aSNS[1] = OUString("com.sun.star.sdbcx.Driver");
+    aSNS[0] = "com.sun.star.sdbc.Driver";
+    aSNS[1] = "com.sun.star.sdbcx.Driver";
     return aSNS;
 }
 
@@ -122,8 +122,8 @@ Sequence< DriverPropertyInfo > SAL_CALL OFileDriver::getPropertyInfo( const OUSt
         ::std::vector< DriverPropertyInfo > aDriverInfo;
 
         Sequence< OUString > aBoolean(2);
-        aBoolean[0] = OUString("0");
-        aBoolean[1] = OUString("1");
+        aBoolean[0] = "0";
+        aBoolean[1] = "1";
 
         aDriverInfo.push_back(DriverPropertyInfo(
                 OUString("CharSet")
diff --git a/connectivity/source/drivers/firebird/Driver.cxx b/connectivity/source/drivers/firebird/Driver.cxx
index 63e884cd159e..16abcde2df29 100644
--- a/connectivity/source/drivers/firebird/Driver.cxx
+++ b/connectivity/source/drivers/firebird/Driver.cxx
@@ -105,8 +105,8 @@ rtl::OUString FirebirdDriver::getImplementationName_Static() throw(RuntimeExcept
 Sequence< OUString > FirebirdDriver::getSupportedServiceNames_Static() throw (RuntimeException)
 {
     Sequence< OUString > aSNS( 2 );
-    aSNS[0] = OUString("com.sun.star.sdbc.Driver");
-    aSNS[0] = OUString("com.sun.star.sdbcx.Driver");
+    aSNS[0] = "com.sun.star.sdbc.Driver";
+    aSNS[0] = "com.sun.star.sdbcx.Driver";
     return aSNS;
 }
 
diff --git a/connectivity/source/drivers/firebird/ResultSet.cxx b/connectivity/source/drivers/firebird/ResultSet.cxx
index f07048a0db1d..fa148bbd8acc 100644
--- a/connectivity/source/drivers/firebird/ResultSet.cxx
+++ b/connectivity/source/drivers/firebird/ResultSet.cxx
@@ -807,8 +807,8 @@ Sequence< OUString > SAL_CALL OResultSet::getSupportedServiceNames()
     throw( RuntimeException)
 {
      Sequence< OUString > aSupported(2);
-    aSupported[0] = OUString("com.sun.star.sdbc.ResultSet");
-    aSupported[1] = OUString("com.sun.star.sdbcx.ResultSet");
+    aSupported[0] = "com.sun.star.sdbc.ResultSet";
+    aSupported[1] = "com.sun.star.sdbcx.ResultSet";
     return aSupported;
 }
 
diff --git a/connectivity/source/drivers/flat/EDriver.cxx b/connectivity/source/drivers/flat/EDriver.cxx
index c9b5fac684a4..b5c8235acc7b 100644
--- a/connectivity/source/drivers/flat/EDriver.cxx
+++ b/connectivity/source/drivers/flat/EDriver.cxx
@@ -85,8 +85,8 @@ Sequence< DriverPropertyInfo > SAL_CALL ODriver::getPropertyInfo( const OUString
         ::std::vector< DriverPropertyInfo > aDriverInfo;
 
         Sequence< OUString > aBoolean(2);
-        aBoolean[0] = OUString("0");
-        aBoolean[1] = OUString("1");
+        aBoolean[0] = "0";
+        aBoolean[1] = "1";
 
         aDriverInfo.push_back(DriverPropertyInfo(
                 OUString("FieldDelimiter")
diff --git a/connectivity/source/drivers/flat/EResultSet.cxx b/connectivity/source/drivers/flat/EResultSet.cxx
index b29aaf86a6bd..f766ce704277 100644
--- a/connectivity/source/drivers/flat/EResultSet.cxx
+++ b/connectivity/source/drivers/flat/EResultSet.cxx
@@ -52,8 +52,8 @@ OUString SAL_CALL OFlatResultSet::getImplementationName(  ) throw ( RuntimeExcep
 Sequence< OUString > SAL_CALL OFlatResultSet::getSupportedServiceNames(  ) throw( RuntimeException)
 {
      Sequence< OUString > aSupported(2);
-    aSupported[0] = OUString("com.sun.star.sdbc.ResultSet");
-    aSupported[1] = OUString("com.sun.star.sdbcx.ResultSet");
+    aSupported[0] = "com.sun.star.sdbc.ResultSet";
+    aSupported[1] = "com.sun.star.sdbcx.ResultSet";
     return aSupported;
 }
 
diff --git a/connectivity/source/drivers/hsqldb/HCatalog.cxx b/connectivity/source/drivers/hsqldb/HCatalog.cxx
index 9c12e10e9fb2..2bbdbe859970 100644
--- a/connectivity/source/drivers/hsqldb/HCatalog.cxx
+++ b/connectivity/source/drivers/hsqldb/HCatalog.cxx
@@ -71,7 +71,7 @@ void OHCatalog::refreshTables()
 void OHCatalog::refreshViews()
 {
     Sequence< OUString > aTypes(1);
-    aTypes[0] = OUString("VIEW");
+    aTypes[0] = "VIEW";
 
     sal_Bool bSupportsViews = sal_False;
     try
diff --git a/connectivity/source/drivers/hsqldb/HColumns.cxx b/connectivity/source/drivers/hsqldb/HColumns.cxx
index 07e3fb47aecf..78f2eac9352d 100644
--- a/connectivity/source/drivers/hsqldb/HColumns.cxx
+++ b/connectivity/source/drivers/hsqldb/HColumns.cxx
@@ -55,7 +55,7 @@ OHSQLColumn::OHSQLColumn(   sal_Bool    _bCase)
 // -------------------------------------------------------------------------
 void OHSQLColumn::construct()
 {
-    m_sAutoIncrement = OUString("IDENTITY");
+    m_sAutoIncrement = "IDENTITY";
     registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_AUTOINCREMENTCREATION),PROPERTY_ID_AUTOINCREMENTCREATION,0,&m_sAutoIncrement, ::getCppuType(&m_sAutoIncrement));
 }
 // -----------------------------------------------------------------------------
@@ -72,7 +72,7 @@ void OHSQLColumn::construct()
 Sequence< OUString > SAL_CALL OHSQLColumn::getSupportedServiceNames(  ) throw(RuntimeException)
 {
     Sequence< OUString > aSupported(1);
-    aSupported[0] = OUString("com.sun.star.sdbcx.Column");
+    aSupported[0] = "com.sun.star.sdbcx.Column";
 
     return aSupported;
 }
diff --git a/connectivity/source/drivers/hsqldb/HDriver.cxx b/connectivity/source/drivers/hsqldb/HDriver.cxx
index e22bab21b33c..21ed0d2ccbde 100644
--- a/connectivity/source/drivers/hsqldb/HDriver.cxx
+++ b/connectivity/source/drivers/hsqldb/HDriver.cxx
@@ -510,8 +510,8 @@ namespace connectivity
     Sequence< OUString > ODriverDelegator::getSupportedServiceNames_Static(  ) throw (RuntimeException)
     {
         Sequence< OUString > aSNS( 2 );
-        aSNS[0] = OUString("com.sun.star.sdbc.Driver");
-        aSNS[1] = OUString("com.sun.star.sdbcx.Driver");
+        aSNS[0] = "com.sun.star.sdbc.Driver";
+        aSNS[1] = "com.sun.star.sdbcx.Driver";
         return aSNS;
     }
     //------------------------------------------------------------------
@@ -829,7 +829,7 @@ namespace connectivity
         //..............................................................
         OUString lcl_getSystemLocale( const Reference< XComponentContext >& _rxContext )
         {
-            OUString sLocaleString = OUString(  "en-US"  );
+            OUString sLocaleString = "en-US";
             try
             {
                 //.........................................................
diff --git a/connectivity/source/drivers/jdbc/JDriver.cxx b/connectivity/source/drivers/jdbc/JDriver.cxx
index 0de62212a542..d867e50e784c 100644
--- a/connectivity/source/drivers/jdbc/JDriver.cxx
+++ b/connectivity/source/drivers/jdbc/JDriver.cxx
@@ -63,7 +63,7 @@ OUString java_sql_Driver::getImplementationName_Static(  ) throw(RuntimeExceptio
 Sequence< OUString > java_sql_Driver::getSupportedServiceNames_Static(  ) throw (RuntimeException)
 {
     Sequence< OUString > aSNS( 1 );
-    aSNS[0] = OUString("com.sun.star.sdbc.Driver");
+    aSNS[0] = "com.sun.star.sdbc.Driver";
     return aSNS;
 }
 //------------------------------------------------------------------
@@ -136,8 +136,8 @@ Sequence< DriverPropertyInfo > SAL_CALL java_sql_Driver::getPropertyInfo( const
         ::std::vector< DriverPropertyInfo > aDriverInfo;
 
         Sequence< OUString > aBooleanValues(2);
-        aBooleanValues[0] = OUString(  "false"  );
-        aBooleanValues[1] = OUString(  "true"  );
+        aBooleanValues[0] = "false";
+        aBooleanValues[1] = "true";
 
         aDriverInfo.push_back(DriverPropertyInfo(
                 OUString("JavaDriverClass")
diff --git a/connectivity/source/drivers/kab/KCatalog.cxx b/connectivity/source/drivers/kab/KCatalog.cxx
index fb6e330fac6a..a0b22b34e6e1 100644
--- a/connectivity/source/drivers/kab/KCatalog.cxx
+++ b/connectivity/source/drivers/kab/KCatalog.cxx
@@ -43,7 +43,7 @@ void KabCatalog::refreshTables()
 {
     TStringVector aVector;
     Sequence< OUString > aTypes(1);
-    aTypes[0] = OUString("%");
+    aTypes[0] = "%";
     Reference< XResultSet > xResult = m_xMetaData->getTables(
         Any(),
         OUString("%"),
diff --git a/connectivity/source/drivers/kab/KDriver.cxx b/connectivity/source/drivers/kab/KDriver.cxx
index 9b1da8574b77..798d7405e224 100644
--- a/connectivity/source/drivers/kab/KDriver.cxx
+++ b/connectivity/source/drivers/kab/KDriver.cxx
@@ -233,7 +233,7 @@ void KabImplModule::impl_throwGenericSQLException( const OUString& _rMessage )
 {
     SQLException aError;
     aError.Message = _rMessage;
-    aError.SQLState = OUString(  "S1000"  );
+    aError.SQLState = "S1000";
     aError.ErrorCode = 0;
     throw aError;
 }
@@ -249,7 +249,7 @@ void KabImplModule::impl_throwKdeTooNewException()
             "$major$",OUString::number(MIN_KDE_VERSION_MAJOR),
             "$minor$",OUString::number(MIN_KDE_VERSION_MINOR)
          );
-    aError.SQLState = OUString(  "S1000"  );
+    aError.SQLState = "S1000";
     aError.ErrorCode = 0;
 
     SQLContext aDetails;
@@ -351,7 +351,7 @@ Sequence< OUString > KabDriver::getSupportedServiceNames_Static(  ) throw (Runti
     // which service is supported
     // for more information @see com.sun.star.sdbc.Driver
     Sequence< OUString > aSNS( 1 );
-    aSNS[0] = OUString("com.sun.star.sdbc.Driver");
+    aSNS[0] = "com.sun.star.sdbc.Driver";
 
     return aSNS;
 }
diff --git a/connectivity/source/drivers/kab/KTables.cxx b/connectivity/source/drivers/kab/KTables.cxx
index 285759543cbb..f0ec31cad9ba 100644
--- a/connectivity/source/drivers/kab/KTables.cxx
+++ b/connectivity/source/drivers/kab/KTables.cxx
@@ -38,11 +38,11 @@ using namespace ::com::sun::star::lang;
 sdbcx::ObjectType KabTables::createObject(const OUString& _rName)
 {
     OUString aName,aSchema;
-    aSchema = OUString("%");
+    aSchema = "%";
     aName = _rName;
 
     Sequence< OUString > aTypes(1);
-    aTypes[0] = OUString("%");
+    aTypes[0] = "%";
     OUString sEmpty;
 
     Reference< XResultSet > xResult = m_xMetaData->getTables(Any(), aSchema, aName, aTypes);
diff --git a/connectivity/source/drivers/macab/MacabCatalog.cxx b/connectivity/source/drivers/macab/MacabCatalog.cxx
index 1061782d9c93..17e7ed69cd35 100644
--- a/connectivity/source/drivers/macab/MacabCatalog.cxx
+++ b/connectivity/source/drivers/macab/MacabCatalog.cxx
@@ -43,7 +43,7 @@ void MacabCatalog::refreshTables()
 {
     TStringVector aVector;
     Sequence< OUString > aTypes(1);
-    aTypes[0] = OUString("%");
+    aTypes[0] = "%";
     Reference< XResultSet > xResult = m_xMetaData->getTables(
         Any(),
         OUString("%"),
@@ -84,7 +84,7 @@ void MacabCatalog::refreshUsers()
 // -------------------------------------------------------------------------
 const OUString& MacabCatalog::getDot()
 {
-    static const OUString sDot = OUString(".");
+    static const OUString sDot = ".";
     return sDot;
 }
 // -----------------------------------------------------------------------------
diff --git a/connectivity/source/drivers/macab/MacabDriver.cxx b/connectivity/source/drivers/macab/MacabDriver.cxx
index b6d3066ce7cc..b08e754a7e20 100644
--- a/connectivity/source/drivers/macab/MacabDriver.cxx
+++ b/connectivity/source/drivers/macab/MacabDriver.cxx
@@ -141,7 +141,7 @@ void MacabImplModule::impl_throwGenericSQLException( const OUString& _rMessage )
 {
     SQLException aError;
     aError.Message = _rMessage;
-    aError.SQLState = OUString(  "S1000"  );
+    aError.SQLState = "S1000";
     aError.ErrorCode = 0;
     throw aError;
 }
@@ -219,7 +219,7 @@ Sequence< OUString > MacabDriver::getSupportedServiceNames_Static(  ) throw (Run
     // which service is supported
     // for more information @see com.sun.star.sdbc.Driver
     Sequence< OUString > aSNS( 1 );
-    aSNS[0] = OUString("com.sun.star.sdbc.Driver");
+    aSNS[0] = "com.sun.star.sdbc.Driver";
 
     return aSNS;
 }
diff --git a/connectivity/source/drivers/macab/MacabTables.cxx b/connectivity/source/drivers/macab/MacabTables.cxx
index 285d6d992a58..32fd6ab96cbf 100644
--- a/connectivity/source/drivers/macab/MacabTables.cxx
+++ b/connectivity/source/drivers/macab/MacabTables.cxx
@@ -38,11 +38,11 @@ using namespace ::com::sun::star::lang;
 sdbcx::ObjectType MacabTables::createObject(const OUString& _rName)
 {
     OUString aName,aSchema;
-    aSchema = OUString("%");
+    aSchema = "%";
     aName = _rName;
 
     Sequence< OUString > aTypes(1);
-    aTypes[0] = OUString("%");
+    aTypes[0] = "%";
     OUString sEmpty;
 
     Reference< XResultSet > xResult = m_xMetaData->getTables(Any(), aSchema, aName, aTypes);
diff --git a/connectivity/source/drivers/mork/MCatalog.cxx b/connectivity/source/drivers/mork/MCatalog.cxx
index 869cdb44164a..663ee08d2267 100644
--- a/connectivity/source/drivers/mork/MCatalog.cxx
+++ b/connectivity/source/drivers/mork/MCatalog.cxx
@@ -51,7 +51,7 @@ void OCatalog::refreshTables()
 {
     TStringVector aVector;
     Sequence< OUString > aTypes(1);
-    aTypes[0] = OUString("%");
+    aTypes[0] = "%";
     Reference< XResultSet > xResult = m_xMetaData->getTables(Any(),
         OUString("%"),OUString("%"),aTypes);
 
diff --git a/connectivity/source/drivers/mork/MNSINIParser.cxx b/connectivity/source/drivers/mork/MNSINIParser.cxx
index bd7ac6e97d79..641fbbd4061d 100644
--- a/connectivity/source/drivers/mork/MNSINIParser.cxx
+++ b/connectivity/source/drivers/mork/MNSINIParser.cxx
@@ -75,7 +75,7 @@ IniParser::IniParser(OUString const & rIniName) throw(com::sun::star::io::IOExce
                     sectionName =  OStringToOUString(
                         line.copy(nIndexStart + 1,nIndexEnd - nIndexStart -1).trim(), RTL_TEXTENCODING_ASCII_US );
                     if (sectionName.isEmpty())
-                        sectionName = OUString("no name section");
+                        sectionName = "no name section";
 
                     ini_Section *aSection = &mAllSection[sectionName];
                     aSection->sName = sectionName;
diff --git a/connectivity/source/drivers/mork/MResultSet.cxx b/connectivity/source/drivers/mork/MResultSet.cxx
index d14a0468d7e3..163054e46110 100644
--- a/connectivity/source/drivers/mork/MResultSet.cxx
+++ b/connectivity/source/drivers/mork/MResultSet.cxx
@@ -71,8 +71,8 @@ OUString SAL_CALL OResultSet::getImplementationName(  ) throw ( RuntimeException
  Sequence< OUString > SAL_CALL OResultSet::getSupportedServiceNames(  ) throw( RuntimeException)
 {
     ::com::sun::star::uno::Sequence< OUString > aSupported(2);
-    aSupported[0] = OUString("com.sun.star.sdbc.ResultSet");
-    aSupported[1] = OUString("com.sun.star.sdbcx.ResultSet");
+    aSupported[0] = "com.sun.star.sdbc.ResultSet";
+    aSupported[1] = "com.sun.star.sdbcx.ResultSet";
     return aSupported;
 }
 
@@ -734,11 +734,11 @@ void OResultSet::parseParameter( const OSQLParseNode* pNode, OUString& rMatchStr
     OSQLParseNode *pMark = pNode->getChild(0);
 
     // Initialize to empty string
-    rMatchString = OUString("");
+    rMatchString = "";
 
     OUString aParameterName;
     if (SQL_ISPUNCTUATION(pMark,"?")) {
-        aParameterName = OUString("?");
+        aParameterName = "?";
     }
     else if (SQL_ISPUNCTUATION(pMark,":")) {
         aParameterName = pNode->getChild(1)->getTokenValue();
@@ -940,7 +940,7 @@ void OResultSet::analyseWhereClause( const OSQLParseNode*                 parseT
             // String containing only a '%' and nothing else
             op = MQueryOp::Exists;
             // Will be ignored for Exists case, but clear anyway.
-            matchString = OUString("");
+            matchString = "";
         }
         else if ( matchString.indexOf ( WILDCARD ) == -1 &&
              matchString.indexOf ( MATCHCHAR ) == -1 )
@@ -1369,7 +1369,7 @@ void OResultSet::setBoundedColumns(const OValueRow& _rRow,
             if (xTableColumn.is())
                 xTableColumn->getPropertyValue(sName) >>= sTableColumnName;
             else
-                sTableColumnName = OUString();
+                sTableColumnName = "";
 
             // look if we have such a select column
             // TODO: would like to have a O(log n) search here ...
diff --git a/connectivity/source/drivers/mork/MTables.cxx b/connectivity/source/drivers/mork/MTables.cxx
index e1f8bfae0c69..546103ec4c40 100644
--- a/connectivity/source/drivers/mork/MTables.cxx
+++ b/connectivity/source/drivers/mork/MTables.cxx
@@ -47,11 +47,11 @@ using namespace dbtools;
 sdbcx::ObjectType OTables::createObject(const OUString& _rName)
 {
     OUString aName,aSchema;
-    aSchema = OUString("%");
+    aSchema = "%";
     aName = _rName;
 
     Sequence< OUString > aTypes(1);
-    aTypes[0] = OUString("%");
+    aTypes[0] = "%";
 
     Reference< XResultSet > xResult = m_xMetaData->getTables(Any(),aSchema,aName,aTypes);
 
diff --git a/connectivity/source/drivers/mozab/MCatalog.cxx b/connectivity/source/drivers/mozab/MCatalog.cxx
index 06cf96816710..a4a288d1a70c 100644
--- a/connectivity/source/drivers/mozab/MCatalog.cxx
+++ b/connectivity/source/drivers/mozab/MCatalog.cxx
@@ -51,7 +51,7 @@ void OCatalog::refreshTables()
 {
     TStringVector aVector;
     Sequence< OUString > aTypes(1);
-    aTypes[0] = OUString("%");
+    aTypes[0] = "%";
     Reference< XResultSet > xResult = m_xMetaData->getTables(Any(),
         OUString("%"),OUString("%"),aTypes);
 
diff --git a/connectivity/source/drivers/mozab/MResultSet.cxx b/connectivity/source/drivers/mozab/MResultSet.cxx
index fbf0b8538e3b..13ce879b32c2 100644
--- a/connectivity/source/drivers/mozab/MResultSet.cxx
+++ b/connectivity/source/drivers/mozab/MResultSet.cxx
@@ -70,8 +70,8 @@ OUString SAL_CALL OResultSet::getImplementationName(  ) throw ( RuntimeException
  Sequence< OUString > SAL_CALL OResultSet::getSupportedServiceNames(  ) throw( RuntimeException)
 {
     ::com::sun::star::uno::Sequence< OUString > aSupported(2);
-    aSupported[0] = OUString("com.sun.star.sdbc.ResultSet");
-    aSupported[1] = OUString("com.sun.star.sdbcx.ResultSet");
+    aSupported[0] = "com.sun.star.sdbc.ResultSet";
+    aSupported[1] = "com.sun.star.sdbcx.ResultSet";
     return aSupported;
 }
 
@@ -716,11 +716,11 @@ void OResultSet::parseParameter( const OSQLParseNode* pNode, OUString& rMatchStr
     OSQLParseNode *pMark = pNode->getChild(0);
 
     // Initialize to empty string
-    rMatchString = OUString("");
+    rMatchString = "";
 
     OUString aParameterName;
     if (SQL_ISPUNCTUATION(pMark,"?")) {
-        aParameterName = OUString("?");
+        aParameterName = "?";
     }
     else if (SQL_ISPUNCTUATION(pMark,":")) {
         aParameterName = pNode->getChild(1)->getTokenValue();
@@ -922,7 +922,7 @@ void OResultSet::analyseWhereClause( const OSQLParseNode*                 parseT
             // String containing only a '%' and nothing else
             op = MQueryOp::Exists;
             // Will be ignored for Exists case, but clear anyway.
-            matchString = OUString("");
+            matchString = "";
         }
         else if ( matchString.indexOf ( WILDCARD ) == -1 &&
              matchString.indexOf ( MATCHCHAR ) == -1 )
@@ -1088,9 +1088,9 @@ void OResultSet::fillRowData()
         OSL_ENSURE(m_pStatement, "Cannot determine Parent Statement");
         OUString aStr;
         if (xConnection->isLDAP())
-            aStr = OUString("PrimaryEmail");
+            aStr = "PrimaryEmail";
         else
-            aStr = OUString("card:nsIAbCard");
+            aStr = "card:nsIAbCard";
         eVector.push_back( new MQueryExpressionString(aStr, MQueryOp::Exists) );
 
         queryExpression.setExpressions( eVector );
@@ -1370,7 +1370,7 @@ void OResultSet::setBoundedColumns(const OValueRow& _rRow,
             if (xTableColumn.is())
                 xTableColumn->getPropertyValue(sName) >>= sTableColumnName;
             else
-                sTableColumnName = OUString();
+                sTableColumnName = "";
 
             // look if we have such a select column
             // TODO: would like to have a O(log n) search here ...
diff --git a/connectivity/source/drivers/mozab/MTables.cxx b/connectivity/source/drivers/mozab/MTables.cxx
index be6239457d0b..91bd7da14abe 100644
--- a/connectivity/source/drivers/mozab/MTables.cxx
+++ b/connectivity/source/drivers/mozab/MTables.cxx
@@ -47,11 +47,11 @@ using namespace dbtools;
 sdbcx::ObjectType OTables::createObject(const OUString& _rName)
 {
     OUString aName,aSchema;
-    aSchema = OUString("%");
+    aSchema = "%";
     aName = _rName;
 
     Sequence< OUString > aTypes(1);
-    aTypes[0] = OUString("%");
+    aTypes[0] = "%";
 
     Reference< XResultSet > xResult = m_xMetaData->getTables(Any(),aSchema,aName,aTypes);
 
diff --git a/connectivity/source/drivers/mozab/bootstrap/MNSINIParser.cxx b/connectivity/source/drivers/mozab/bootstrap/MNSINIParser.cxx
index 55e57f573401..358cb930843c 100644
--- a/connectivity/source/drivers/mozab/bootstrap/MNSINIParser.cxx
+++ b/connectivity/source/drivers/mozab/bootstrap/MNSINIParser.cxx
@@ -82,7 +82,7 @@ IniParser::IniParser(OUString const & rIniName) throw(com::sun::star::io::IOExce
                     sectionName =  OStringToOUString(
                         line.copy(nIndexStart + 1,nIndexEnd - nIndexStart -1).trim(), RTL_TEXTENCODING_ASCII_US );
                     if (sectionName.isEmpty())
-                        sectionName = OUString("no name section");
+                        sectionName = "no name section";
 
                     ini_Section *aSection = &mAllSection[sectionName];
                     aSection->sName = sectionName;
diff --git a/connectivity/source/drivers/mozab/mozillasrc/MDatabaseMetaDataHelper.cxx b/connectivity/source/drivers/mozab/mozillasrc/MDatabaseMetaDataHelper.cxx
index 0de2424fd0f1..c4790a5e7eb9 100644
--- a/connectivity/source/drivers/mozab/mozillasrc/MDatabaseMetaDataHelper.cxx
+++ b/connectivity/source/drivers/mozab/mozillasrc/MDatabaseMetaDataHelper.cxx
@@ -440,7 +440,7 @@ nsresult getTableStringsProxied(const sal_Char* sAbURI, sal_Int32 *nDirectoryTyp
 
         // Insert table into map
         if ( aTableName.isEmpty() )
-            aTableName = OUString("AddressBook");
+            aTableName = "AddressBook";
 
         OSL_TRACE("TableName = >%s<", OUtoCStr( aTableName ) );
 
@@ -624,7 +624,7 @@ sal_Bool MDatabaseMetaDataHelper::getTables( OConnection* _pCon,
 
     ::std::vector< OUString > tables;
     ::std::vector< OUString > tabletypes;
-    OUString matchAny = OUString("%");
+    OUString matchAny = "%";
 
     if ( !getTableStrings( _pCon, tables,tabletypes ) )
         return sal_False;
@@ -643,7 +643,7 @@ sal_Bool MDatabaseMetaDataHelper::getTables( OConnection* _pCon,
                        0 != ::comphelper::findValue( types, aTableType, sal_True ).getLength() ||
                        0 != ::comphelper::findValue( types, matchAny, sal_True ).getLength())) {
             if ( aTableName.isEmpty() ) {
-                aTableName = OUString("AddressBook");
+                aTableName = "AddressBook";
             }
 
             OSL_TRACE( "TableName = %s ; TableType = %s", OUtoCStr(aTableName), OUtoCStr(aTableType) );
diff --git a/connectivity/source/drivers/mysql/YCatalog.cxx b/connectivity/source/drivers/mysql/YCatalog.cxx
index cab7b9d0045f..e8d1d3323641 100644
--- a/connectivity/source/drivers/mysql/YCatalog.cxx
+++ b/connectivity/source/drivers/mysql/YCatalog.cxx
@@ -74,7 +74,7 @@ void OMySQLCatalog::refreshTables()
 void OMySQLCatalog::refreshViews()
 {
     Sequence< OUString > aTypes(1);
-    aTypes[0] = OUString("VIEW");
+    aTypes[0] = "VIEW";
 
     // let's simply assume the server is new enough to support views. Current drivers
     // as of this writing might not return the proper information in getTableTypes, so
diff --git a/connectivity/source/drivers/mysql/YColumns.cxx b/connectivity/source/drivers/mysql/YColumns.cxx
index 169bdc57c0de..f936432e76e7 100644
--- a/connectivity/source/drivers/mysql/YColumns.cxx
+++ b/connectivity/source/drivers/mysql/YColumns.cxx
@@ -55,7 +55,7 @@ OMySQLColumn::OMySQLColumn( sal_Bool    _bCase)
 // -------------------------------------------------------------------------
 void OMySQLColumn::construct()
 {
-    m_sAutoIncrement = OUString("auto_increment");
+    m_sAutoIncrement = "auto_increment";
     registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_AUTOINCREMENTCREATION),PROPERTY_ID_AUTOINCREMENTCREATION,0,&m_sAutoIncrement, ::getCppuType(&m_sAutoIncrement));
 }
 // -----------------------------------------------------------------------------
@@ -72,7 +72,7 @@ void OMySQLColumn::construct()
 Sequence< OUString > SAL_CALL OMySQLColumn::getSupportedServiceNames(  ) throw(RuntimeException)
 {
     Sequence< OUString > aSupported(1);
-    aSupported[0] = OUString("com.sun.star.sdbcx.Column");
+    aSupported[0] = "com.sun.star.sdbcx.Column";
 
     return aSupported;
 }
diff --git a/connectivity/source/drivers/mysql/YDriver.cxx b/connectivity/source/drivers/mysql/YDriver.cxx
index cb005e9e7363..d7cd83bfc91f 100644
--- a/connectivity/source/drivers/mysql/YDriver.cxx
+++ b/connectivity/source/drivers/mysql/YDriver.cxx
@@ -137,17 +137,12 @@ namespace connectivity
         {
             OUString sNewUrl = _sUrl.copy(11);
             if ( isOdbcUrl( _sUrl ) )
-                sNewUrl = OUString("sdbc:") + sNewUrl;
+                sNewUrl = "sdbc:" + sNewUrl;
             else if ( isNativeUrl( _sUrl ) )
-                sNewUrl = OUString("sdbc:") + sNewUrl;
+                sNewUrl = "sdbc:" + sNewUrl;
             else
             {
-                sNewUrl = sNewUrl.copy(5);
-
-                OUString sTempUrl = OUString("jdbc:mysql://");
-
-                sTempUrl += sNewUrl;
-                sNewUrl = sTempUrl;
+                sNewUrl = "jdbc:mysql://" + sNewUrl.copy(5);
             }
             return sNewUrl;
         }
@@ -340,8 +335,8 @@ namespace connectivity
             return Sequence< DriverPropertyInfo >();
 
         Sequence< OUString > aBoolean(2);
-        aBoolean[0] = OUString("0");
-        aBoolean[1] = OUString("1");
+        aBoolean[0] = "0";
+        aBoolean[1] = "1";
 
 
         aDriverInfo.push_back(DriverPropertyInfo(
@@ -478,8 +473,8 @@ namespace connectivity
     Sequence< OUString > ODriverDelegator::getSupportedServiceNames_Static(  ) throw (RuntimeException)
     {
         Sequence< OUString > aSNS( 2 );
-        aSNS[0] = OUString("com.sun.star.sdbc.Driver");
-        aSNS[1] = OUString("com.sun.star.sdbcx.Driver");
+        aSNS[0] = "com.sun.star.sdbc.Driver";
+        aSNS[1] = "com.sun.star.sdbcx.Driver";
         return aSNS;
     }
     //------------------------------------------------------------------
diff --git a/connectivity/source/drivers/odbc/OFunctions.cxx b/connectivity/source/drivers/odbc/OFunctions.cxx
index 36b3930ba870..6e6f6ce2de48 100644
--- a/connectivity/source/drivers/odbc/OFunctions.cxx
+++ b/connectivity/source/drivers/odbc/OFunctions.cxx
@@ -91,16 +91,16 @@ sal_Bool LoadLibrary_ODBC3(OUString &_rPath)
     if (bLoaded)
         return sal_True;
 #ifdef WNT
-    _rPath = OUString("ODBC32.DLL");
+    _rPath = "ODBC32.DLL";
 #endif
 #ifdef UNX
  #ifdef MACOSX
-     _rPath = OUString("libiodbc.dylib");
+     _rPath = "libiodbc.dylib";
  #else
-    _rPath = OUString("libodbc.so.1");
+    _rPath = "libodbc.so.1";
     pODBCso = osl_loadModule( _rPath.pData,SAL_LOADMODULE_NOW );
     if ( !pODBCso )
-        _rPath = OUString("libodbc.so");
+        _rPath = "libodbc.so";
  #endif   /* MACOSX */
 #endif
 
diff --git a/connectivity/source/drivers/odbcbase/ODatabaseMetaData.cxx b/connectivity/source/drivers/odbcbase/ODatabaseMetaData.cxx
index df7cf2aee687..63f20e2ee020 100644
--- a/connectivity/source/drivers/odbcbase/ODatabaseMetaData.cxx
+++ b/connectivity/source/drivers/odbcbase/ODatabaseMetaData.cxx
@@ -51,7 +51,7 @@ ODatabaseMetaData::ODatabaseMetaData(const SQLHANDLE _pHandle,OConnection* _pCon
         {
             m_bUseCatalog   = !(usesLocalFiles() || usesLocalFilePerTable());
             OUString sVersion = getDriverVersion();
-            m_bOdbc3        =  sVersion != OUString("02.50") && sVersion != OUString("02.00");
+            m_bOdbc3        =  sVersion != "02.50" && sVersion != "02.00";
         }
         catch(SQLException& )
         { // doesn't matter here
@@ -1188,8 +1188,7 @@ OUString SAL_CALL ODatabaseMetaData::getURL(  ) throw(SQLException, RuntimeExcep
     OUString aValue = m_pConnection->getURL();
     if ( aValue.isEmpty() )
     {
-        aValue = OUString("sdbc:odbc:");
-        aValue += getURLImpl();
+        aValue = "sdbc:odbc:" + getURLImpl();
     }
     return aValue;
 }
diff --git a/connectivity/source/drivers/odbcbase/ODriver.cxx b/connectivity/source/drivers/odbcbase/ODriver.cxx
index e5871f012918..091efa9a696c 100644
--- a/connectivity/source/drivers/odbcbase/ODriver.cxx
+++ b/connectivity/source/drivers/odbcbase/ODriver.cxx
@@ -68,7 +68,7 @@ OUString ODBCDriver::getImplementationName_Static(  ) throw(RuntimeException)
 Sequence< OUString > ODBCDriver::getSupportedServiceNames_Static(  ) throw (RuntimeException)
 {
     Sequence< OUString > aSNS( 1 );
-    aSNS[0] = OUString("com.sun.star.sdbc.Driver");
+    aSNS[0] = "com.sun.star.sdbc.Driver";
     return aSNS;
 }
 
@@ -122,8 +122,8 @@ Sequence< DriverPropertyInfo > SAL_CALL ODBCDriver::getPropertyInfo( const OUStr
         ::std::vector< DriverPropertyInfo > aDriverInfo;
 
         Sequence< OUString > aBooleanValues(2);
-        aBooleanValues[0] = OUString(  "false"  );
-        aBooleanValues[1] = OUString(  "true"  );
+        aBooleanValues[0] = "false";
+        aBooleanValues[1] = "true";
 
         aDriverInfo.push_back(DriverPropertyInfo(
                 OUString("CharSet")
diff --git a/connectivity/source/drivers/odbcbase/OResultSet.cxx b/connectivity/source/drivers/odbcbase/OResultSet.cxx
index bf6e9e95e146..1812e8722765 100644
--- a/connectivity/source/drivers/odbcbase/OResultSet.cxx
+++ b/connectivity/source/drivers/odbcbase/OResultSet.cxx
@@ -75,8 +75,8 @@ OUString SAL_CALL OResultSet::getImplementationName(  ) throw ( RuntimeException
  Sequence< OUString > SAL_CALL OResultSet::getSupportedServiceNames(  ) throw( RuntimeException)
 {
      Sequence< OUString > aSupported(2);
-    aSupported[0] = OUString("com.sun.star.sdbc.ResultSet");
-    aSupported[1] = OUString("com.sun.star.sdbcx.ResultSet");
+    aSupported[0] = "com.sun.star.sdbc.ResultSet";
+    aSupported[1] = "com.sun.star.sdbcx.ResultSet";
     return aSupported;
 }
 
diff --git a/connectivity/source/drivers/postgresql/pq_connection.cxx b/connectivity/source/drivers/postgresql/pq_connection.cxx
index e9cd423a55d1..8910f8afe5d5 100644
--- a/connectivity/source/drivers/postgresql/pq_connection.cxx
+++ b/connectivity/source/drivers/postgresql/pq_connection.cxx
@@ -148,7 +148,7 @@ static sal_Int32 readLogLevelFromConfiguration()
     OUString fileName;
     osl_getModuleURLFromAddress(
         (void*) readLogLevelFromConfiguration, (rtl_uString **) &fileName );
-    fileName = OUString( fileName.getStr(), fileName.lastIndexOf( '/' )+1 );
+    fileName = fileName.copy( fileName.lastIndexOf( '/' )+1 );
     fileName += "postgresql-sdbc.ini";
     rtl::Bootstrap bootstrapHandle( fileName );
 
@@ -558,7 +558,7 @@ void Connection::initialize( const Sequence< Any >& aArguments )
                     free(err);
                 }
                 else
-                    errorMessage = OUString("#no error message#");
+                    errorMessage = "#no error message#";
                 OUStringBuffer buf( 128 );
                 buf.appendAscii( "Error in database URL '" );
                 buf.append( url );
diff --git a/connectivity/source/parse/PColumn.cxx b/connectivity/source/parse/PColumn.cxx
index d687b6913bbb..b6808d037083 100644
--- a/connectivity/source/parse/PColumn.cxx
+++ b/connectivity/source/parse/PColumn.cxx
@@ -266,7 +266,7 @@ void OOrderColumn::construct()
 ::com::sun::star::uno::Sequence< OUString > SAL_CALL OOrderColumn::getSupportedServiceNames(  ) throw(::com::sun::star::uno::RuntimeException)
 {
     ::com::sun::star::uno::Sequence< OUString > aSupported(1);
-    aSupported[0] = OUString("com.sun.star.sdb.OrderColumn");
+    aSupported[0] = "com.sun.star.sdb.OrderColumn";
 
     return aSupported;
 }
diff --git a/connectivity/source/parse/sqliterator.cxx b/connectivity/source/parse/sqliterator.cxx
index ecd9f747cf53..a2f9cc407061 100644
--- a/connectivity/source/parse/sqliterator.cxx
+++ b/connectivity/source/parse/sqliterator.cxx
@@ -258,7 +258,7 @@ namespace
     {
         _out_rString = _rxRow->getString( _nColumnIndex );
         if ( _rxRow->wasNull() )
-            _out_rString= OUString();
+            _out_rString = "";
     }
 
     //.........................................................................
@@ -280,7 +280,7 @@ namespace
 
         if ( _rxDBMeta.is() )
         {
-            sComposedName = OUString();
+            sComposedName = "";
 
             Reference< XResultSet> xRes = _rxDBMeta->getTables(
                 !_rCatalog.isEmpty() ? makeAny( _rCatalog ) : Any(), !_rSchema.isEmpty() ? _rSchema : s_sWildcard, _rTableName, sTableTypes );
@@ -512,7 +512,7 @@ void OSQLParseTreeIterator::getQualified_join( OSQLTables& _rTables, const OSQLP
     OSL_PRECOND( SQL_ISRULE( pTableRef, cross_union ) || SQL_ISRULE( pTableRef, qualified_join ) ,
         "OSQLParseTreeIterator::getQualified_join: illegal node!" );
 
-    aTableRange = OUString();
+    aTableRange = "";
 
     const OSQLParseNode* pNode = getTableNode(_rTables,pTableRef->getChild(0),aTableRange);
     if ( isTableNode( pNode ) )
@@ -632,7 +632,7 @@ void OSQLParseTreeIterator::getSelect_statement(OSQLTables& _rTables,const OSQLP
     OUString aTableRange;
     for (sal_uInt32 i = 0; i < pTableRefCommalist->count(); i++)
     {   // Process FROM clause
-        aTableRange = OUString();
+        aTableRange = "";
 
         const OSQLParseNode* pTableListElement = pTableRefCommalist->getChild(i);
         if ( isTableNode( pTableListElement ) )
@@ -725,7 +725,7 @@ namespace
         OUString& _out_rColumnName, OUString& _out_rTableRange,
         const OSQLColumns* _pSelectColumns, OUString& _out_rColumnAliasIfPresent )
     {
-        _out_rColumnName = _out_rTableRange = _out_rColumnAliasIfPresent = OUString();
+        _out_rColumnName = _out_rTableRange = _out_rColumnAliasIfPresent = "";
         if ( SQL_ISRULE( _pColumnRef, column_ref ) )
         {
             if( _pColumnRef->count() > 1 )
@@ -911,7 +911,7 @@ void OSQLParseTreeIterator::traverseCreateColumns(const OSQLParseNode* pSelectNo
             }
             else if(pDatatype && pDatatype->getNodeType() == SQL_NODE_KEYWORD)
             {
-                aTypeName = OUString("VARCHAR");
+                aTypeName = "VARCHAR";
             }
 
             if (!aTypeName.isEmpty())
@@ -1102,8 +1102,8 @@ void OSQLParseTreeIterator::traverseByColumnNames(const OSQLParseNode* pSelectNo
             pColumnRef = pColumnRef->getChild(0);
         }
         OSL_ENSURE(pColumnRef != NULL,"OSQLParseTreeIterator: error in parse tree!");
-        aTableRange = OUString();
-        sColumnName = OUString();
+        aTableRange = "";
+        sColumnName = "";
         if ( SQL_ISRULE(pColumnRef,column_ref) )
         {
             // Column name (and TableRange):
diff --git a/connectivity/source/parse/sqlnode.cxx b/connectivity/source/parse/sqlnode.cxx
index 5dca3588ce90..0b333965bad3 100644
--- a/connectivity/source/parse/sqlnode.cxx
+++ b/connectivity/source/parse/sqlnode.cxx
@@ -373,7 +373,7 @@ bool OSQLParseNode::parseNodeToExecutableStatement( OUString& _out_rString, cons
 
     aParseParam.pParser = &_rParser;
 
-    _out_rString = OUString();
+    _out_rString = "";
     OUStringBuffer sBuffer;
     bool bSuccess = false;
     try
@@ -794,7 +794,7 @@ sal_Bool OSQLParseNode::getTableComponents(const OSQLParseNode* _pTableNode,
         const OSQLParseNode* pTableNode = _pTableNode;
         // clear the parameter given
         _rCatalog = Any();
-        _rSchema = _rTable = OUString();
+        _rSchema = _rTable = "";
         // see rule catalog_name: in sqlbison.y
         if (SQL_ISRULE(pTableNode,catalog_name))
         {
@@ -1242,8 +1242,8 @@ OSQLParseNode* OSQLParser::predicateTree(OUString& rErrorMessage, const OUString
                     if ( xFormats.is() )
                     {
                         ::com::sun::star::lang::Locale aLocale;
-                        aLocale.Language = OUString("en");
-                        aLocale.Country = OUString("US");
+                        aLocale.Language = "en";
+                        aLocale.Country = "US";
                         OUString sFormat("YYYY-MM-DD");
                         m_nDateFormatKey = xFormats->queryKey(sFormat,aLocale,sal_False);
                         if ( m_nDateFormatKey == sal_Int32(-1) )
@@ -1286,12 +1286,12 @@ OSQLParseNode* OSQLParser::predicateTree(OUString& rErrorMessage, const OUString
     SQLyylval.pParseNode = NULL;
     //  SQLyypvt = NULL;
     m_pParseTree = NULL;
-    m_sErrorMessage= OUString();
+    m_sErrorMessage = "";
 
     // Start the parser
     if (SQLyyparse() != 0)
     {
-        m_sFieldName= OUString();
+        m_sFieldName = "";
         m_xField.clear();
         m_xFormatter.clear();
         m_nFormatKey = 0;
@@ -1312,7 +1312,7 @@ OSQLParseNode* OSQLParser::predicateTree(OUString& rErrorMessage, const OUString
     {
         (*s_pGarbageCollector)->clear();
 
-        m_sFieldName= OUString();
+        m_sFieldName = "";
         m_xField.clear();
         m_xFormatter.clear();
         m_nFormatKey = 0;
@@ -1754,14 +1754,14 @@ sal_Bool OSQLParseNode::addDateValue(OUStringBuffer& rString, const SQLParseNode
             {
                  if (rParam.aMetaData.shouldEscapeDateTime())
                  {
-                     suQuote = OUString("#");
+                     suQuote = "#";
                  }
             }
             else
             {
                  if (rParam.aMetaData.shouldEscapeDateTime())
                  {
-                     // suQuote = OUString("'");
+                     // suQuote = "'";
                      return sal_False;
                  }
             }
diff --git a/connectivity/source/sdbcx/VColumn.cxx b/connectivity/source/sdbcx/VColumn.cxx
index 0cc2e2bc1ed5..c3058d033a89 100644
--- a/connectivity/source/sdbcx/VColumn.cxx
+++ b/connectivity/source/sdbcx/VColumn.cxx
@@ -44,9 +44,9 @@ OUString SAL_CALL OColumn::getImplementationName(  ) throw (::com::sun::star::un
 {
     ::com::sun::star::uno::Sequence< OUString > aSupported(1);
     if(isNew())
-        aSupported[0] = OUString("com.sun.star.sdbcx.ColumnDescription");
+        aSupported[0] = "com.sun.star.sdbcx.ColumnDescription";
     else
-        aSupported[0] = OUString("com.sun.star.sdbcx.Column");
+        aSupported[0] = "com.sun.star.sdbcx.Column";
 
     return aSupported;
 }
diff --git a/connectivity/source/sdbcx/VIndex.cxx b/connectivity/source/sdbcx/VIndex.cxx
index 65a45208ebad..23f662c74aac 100644
--- a/connectivity/source/sdbcx/VIndex.cxx
+++ b/connectivity/source/sdbcx/VIndex.cxx
@@ -49,9 +49,9 @@ OUString SAL_CALL OIndex::getImplementationName(  ) throw (::com::sun::star::uno
 {
     ::com::sun::star::uno::Sequence< OUString > aSupported(1);
     if(isNew())
-        aSupported[0] = OUString("com.sun.star.sdbcx.IndexDescriptor");
+        aSupported[0] = "com.sun.star.sdbcx.IndexDescriptor";
     else
-        aSupported[0] = OUString("com.sun.star.sdbcx.Index");
+        aSupported[0] = "com.sun.star.sdbcx.Index";
 
     return aSupported;
 }
diff --git a/connectivity/source/sdbcx/VIndexColumn.cxx b/connectivity/source/sdbcx/VIndexColumn.cxx
index cf184346b375..ebb83ba0188e 100644
--- a/connectivity/source/sdbcx/VIndexColumn.cxx
+++ b/connectivity/source/sdbcx/VIndexColumn.cxx
@@ -37,9 +37,9 @@ OUString SAL_CALL OIndexColumn::getImplementationName(  ) throw (::com::sun::sta
 {
     ::com::sun::star::uno::Sequence< OUString > aSupported(1);
     if(isNew())
-        aSupported[0] = OUString("com.sun.star.sdbcx.IndexDescription");
+        aSupported[0] = "com.sun.star.sdbcx.IndexDescription";
     else
-        aSupported[0] = OUString("com.sun.star.sdbcx.Index");
+        aSupported[0] = "com.sun.star.sdbcx.Index";
 
     return aSupported;
 }
diff --git a/connectivity/source/sdbcx/VKey.cxx b/connectivity/source/sdbcx/VKey.cxx
index bbe9f64ed2d6..61da3eb3375e 100644
--- a/connectivity/source/sdbcx/VKey.cxx
+++ b/connectivity/source/sdbcx/VKey.cxx
@@ -47,9 +47,9 @@ OUString SAL_CALL OKey::getImplementationName(  ) throw (::com::sun::star::uno::
 {
     ::com::sun::star::uno::Sequence< OUString > aSupported(1);
     if(isNew())
-        aSupported[0] = OUString("com.sun.star.sdbcx.KeyDescription");
+        aSupported[0] = "com.sun.star.sdbcx.KeyDescription";
     else
-        aSupported[0] = OUString("com.sun.star.sdbcx.Key");
+        aSupported[0] = "com.sun.star.sdbcx.Key";
 
     return aSupported;
 }
diff --git a/connectivity/source/sdbcx/VKeyColumn.cxx b/connectivity/source/sdbcx/VKeyColumn.cxx
index dbd99779859b..db8929dcaaed 100644
--- a/connectivity/source/sdbcx/VKeyColumn.cxx
+++ b/connectivity/source/sdbcx/VKeyColumn.cxx
@@ -38,9 +38,9 @@ OUString SAL_CALL OKeyColumn::getImplementationName(  ) throw (::com::sun::star:
 {
     ::com::sun::star::uno::Sequence< OUString > aSupported(1);
     if(isNew())
-        aSupported[0] = OUString("com.sun.star.sdbcx.KeyColumnDescription");
+        aSupported[0] = "com.sun.star.sdbcx.KeyColumnDescription";
     else
-        aSupported[0] = OUString("com.sun.star.sdbcx.KeyColumn");
+        aSupported[0] = "com.sun.star.sdbcx.KeyColumn";
 
     return aSupported;
 }
diff --git a/connectivity/source/sdbcx/VTable.cxx b/connectivity/source/sdbcx/VTable.cxx
index ae1735ff5521..b4f1338ce670 100644
--- a/connectivity/source/sdbcx/VTable.cxx
+++ b/connectivity/source/sdbcx/VTable.cxx
@@ -52,9 +52,9 @@ OUString SAL_CALL OTable::getImplementationName(  ) throw (::com::sun::star::uno
 {
     ::com::sun::star::uno::Sequence< OUString > aSupported(1);
     if(isNew())
-        aSupported[0] = OUString("com.sun.star.sdbcx.TableDescriptor");
+        aSupported[0] = "com.sun.star.sdbcx.TableDescriptor";
     else
-        aSupported[0] = OUString("com.sun.star.sdbcx.Table");
+        aSupported[0] = "com.sun.star.sdbcx.Table";
 
     return aSupported;
 }