diff -r 24e94a3da209 -r d8ff52a0390f pgtoolkit/pgstats.py
--- a/pgtoolkit/pgstats.py	Mon May 26 18:18:21 2014 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,51 +0,0 @@
-# -*- coding: utf-8 -*-
-#
-# PgStats - browse database statistics
-#
-# Copyright (c) 2011  Radek Brich <radek.brich@devl.cz>
-#
-# Permission is hereby granted, free of charge, to any person obtaining a copy
-# of this software and associated documentation files (the "Software"), to deal
-# in the Software without restriction, including without limitation the rights
-# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-# copies of the Software, and to permit persons to whom the Software is
-# furnished to do so, subject to the following conditions:
-#
-# The above copyright notice and this permission notice shall be included in
-# all copies or substantial portions of the Software.
-#
-# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-# THE SOFTWARE.
-
-
-class PgStats:
-    def __init__(self, conn=None):
-        self.conn = conn
-        
-    def setconn(self, conn=None):
-        self.conn = conn
-
-    def _query(self, query, *args):
-        try:
-            curs = self.conn.cursor()
-            curs.execute(query, args)
-            curs.connection.commit()
-            rows = curs.fetchall()
-            return [dict(zip([desc[0] for desc in curs.description], row)) for row in rows]
-        finally:
-            curs.close()
-
-    def list_long_queries(self, longer_than='1m'):
-        return self._query('''SELECT
-              datname, procpid, usename, current_query AS query,
-              waiting, xact_start, query_start, backend_start, client_addr
-            FROM pg_stat_activity
-            WHERE current_query <> '<IDLE>' AND query_start < now() - interval %s
-            ORDER BY query_start;''',
-            longer_than)
-