postgres provider: queries have an unknown relation type

qgis · Oct 21, 2017 · e6f5236 · e6f5236
1 parent 6428fed
commit e6f5236
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/providers/postgres/qgspostgresprovider.cpp b/src/providers/postgres/qgspostgresprovider.cpp
@@ -4290,6 +4290,9 @@ QgsAttrPalIndexNameHash QgsPostgresProvider::palAttributeIndexNames() const
 
 QgsPostgresProvider::Relkind QgsPostgresProvider::relkind() const
 {
+  if ( mIsQuery )
+    return Relkind::Unknown;
+
   QString sql = QStringLiteral( "SELECT relkind FROM pg_class WHERE oid=regclass(%1)::oid" ).arg( quotedValue( mQuery ) );
   QgsPostgresResult res( connectionRO()->PQexec( sql ) );
   QString type = res.PQgetvalue( 0, 0 );