Retrieve the primary key column when opening MS SQL tables and no ide…

…ntity column has been specified
qgis · Apr 7, 2012 · 0b1cfe2 · 0b1cfe2
1 parent e25e331
commit 0b1cfe2
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/src/providers/mssql/qgsmssqlprovider.cpp b/src/providers/mssql/qgsmssqlprovider.cpp
@@ -404,6 +404,19 @@ void QgsMssqlProvider::loadFields()
       }
     }
   }
+  // get primary key
+  if ( mFidColName.isEmpty() )
+  {
+    mQuery.clear();
+    mQuery.exec( QString( "exec sp_pkeys N'%1', NULL, NULL" ).arg( mTableName ) );
+    if ( mQuery.isActive() )
+    {
+      if ( mQuery.next() )
+      {
+        mFidColName = mQuery.value( 3 ).toString();
+      }
+    }
+  }
 }