[FEATURE] oracle provider: add Feature limit support for feature requests (followup 3ece33f)

jef-n · jef-n · commit 5e4312b13c42 · 2015-12-05T00:46:45.000+01:00
diff --git a/src/providers/oracle/qgsoraclefeatureiterator.cpp b/src/providers/oracle/qgsoraclefeatureiterator.cpp
@@ -105,6 +105,14 @@ QgsOracleFeatureIterator::QgsOracleFeatureIterator( QgsOracleFeatureSource* sour
     whereClause += QgsOracleConn::databaseTypeFilter( "featureRequest", mSource->mGeometryColumn, mSource->mRequestedGeomType );
   }
 
+  if ( request.limit() >= 0 )
+  {
+    if ( !whereClause.isEmpty() )
+      whereClause += " AND ";
+
+    whereClause += QString( "rownum<=%1" ).arg( request.limit() );
+  }
+
   if ( !mSource->mSqlWhereClause.isEmpty() )
   {
     if ( !whereClause.isEmpty() )

Original file line number	Diff line number	Diff line change
`@@ -105,6 +105,14 @@ QgsOracleFeatureIterator::QgsOracleFeatureIterator( QgsOracleFeatureSource* sour`
`105`	`105`	`whereClause += QgsOracleConn::databaseTypeFilter( "featureRequest", mSource->mGeometryColumn, mSource->mRequestedGeomType );`
`106`	`106`	`}`
`107`	`107`
	`108`	`+ if ( request.limit() >= 0 )`
	`109`	`+ {`
	`110`	`+ if ( !whereClause.isEmpty() )`
	`111`	`+ whereClause += " AND ";`
	`112`	`+`
	`113`	`+ whereClause += QString( "rownum<=%1" ).arg( request.limit() );`
	`114`	`+ }`
	`115`	`+`
`108`	`116`	`if ( !mSource->mSqlWhereClause.isEmpty() )`
`109`	`117`	`{`
`110`	`118`	`if ( !whereClause.isEmpty() )`