Merge pull request #40 from cybertec-postgresql/fixUpgradeError

remove revoke function call during upgrade

Author: Schmaetz

major_upgrade/pg_upgrade.py

@@ -88,9 +88,9 @@ def drop_possibly_incompatible_objects(self):
             conn_kwargs['dbname'] = d
             with get_connection_cursor(**conn_kwargs) as cur:
 
-                cmd = "REVOKE EXECUTE ON FUNCTION pg_catalog.pg_switch_{0}() FROM admin".format(self.wal_name)
-                logger.info('Executing "%s" in the database="%s"', cmd, d)
-                cur.execute(cmd)
+                # cmd = "REVOKE EXECUTE ON FUNCTION pg_catalog.pg_switch_{0}() FROM admin".format(self.wal_name)
+                # logger.info('Executing "%s" in the database="%s"', cmd, d)
+                # cur.execute(cmd)
 
                 logger.info('Executing "DROP FUNCTION metric_helpers.pg_stat_statements" in the database="%s"', d)
                 cur.execute("DROP FUNCTION IF EXISTS metric_helpers.pg_stat_statements(boolean) CASCADE")