From f22c62a891e4bd209d58c97f2d1e0a902dcae487 Mon Sep 17 00:00:00 2001
From: "Juergen E. Fischer" <jef@norbit.de>
Date: Fri, 15 Feb 2013 19:55:54 +0100
Subject: [PATCH] fix #7160

---
 src/providers/postgres/qgspostgresconn.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/providers/postgres/qgspostgresconn.cpp b/src/providers/postgres/qgspostgresconn.cpp
index c9458f9bace..f3fd8685777 100644
--- a/src/providers/postgres/qgspostgresconn.cpp
+++ b/src/providers/postgres/qgspostgresconn.cpp
@@ -388,6 +388,7 @@ bool QgsPostgresConn::getTableInfo( bool searchGeometryColumnsOnly, bool searchP
                    .arg( srid )
                    .arg( relkind ) );
 
+      layerProperty.pkCols.clear();
       layerProperty.type = type;
       layerProperty.schemaName = schemaName;
       layerProperty.tableName = tableName;
@@ -403,6 +404,7 @@ bool QgsPostgresConn::getTableInfo( bool searchGeometryColumnsOnly, bool searchP
           continue;
         }
       }
+
       layerProperty.srid = srid;
       layerProperty.sql = "";