fix QgsPostgresProvider::maximumValue()

jef · jef · commit 6db0a2fd1af6 · 2009-11-03T15:54:36.000Z
git-svn-id: http://svn.osgeo.org/qgis/trunk@11904 c8812cc2-4d05-0410-92ff-de0c093fc19c
diff --git a/src/providers/postgres/qgspostgresprovider.cpp b/src/providers/postgres/qgspostgresprovider.cpp
@@ -1869,13 +1869,13 @@ QVariant QgsPostgresProvider::maximumValue( int index )
     if ( sqlWhereClause.isEmpty() )
     {
       sql = QString( "select max(%1) from %2" )
-            .arg( fieldExpression( fld ) )
+            .arg( quotedIdentifier( fld.name() ) )
             .arg( mSchemaTableName );
     }
     else
     {
       sql = QString( "select max(%1) from %2 where %3" )
-            .arg( fieldExpression( fld ) )
+            .arg( quotedIdentifier( fld.name() ) )
             .arg( mSchemaTableName )
             .arg( sqlWhereClause );
     }

Original file line number	Diff line number	Diff line change
`@@ -1869,13 +1869,13 @@ QVariant QgsPostgresProvider::maximumValue( int index )`
`1869`	`1869`	`if ( sqlWhereClause.isEmpty() )`
`1870`	`1870`	`{`
`1871`	`1871`	`sql = QString( "select max(%1) from %2" )`
`1872`		`- .arg( fieldExpression( fld ) )`
	`1872`	`+ .arg( quotedIdentifier( fld.name() ) )`
`1873`	`1873`	`.arg( mSchemaTableName );`
`1874`	`1874`	`}`
`1875`	`1875`	`else`
`1876`	`1876`	`{`
`1877`	`1877`	`sql = QString( "select max(%1) from %2 where %3" )`
`1878`		`- .arg( fieldExpression( fld ) )`
	`1878`	`+ .arg( quotedIdentifier( fld.name() ) )`
`1879`	`1879`	`.arg( mSchemaTableName )`
`1880`	`1880`	`.arg( sqlWhereClause );`
`1881`	`1881`	`}`