DBStore.py 文件源码

def queryDB(self):
        sql = """
                show variables like 'max_connections';
                """
        try:
            cursor = self.conn.cursor()
            cursor.execute(sql)
            results = cursor.fetchall()
            for row in results:
                print row
        except MySQLdb.Warning, w:
            print  "Warning:%s" % str(w)
            self.close()
        except MySQLdb.Error, e:
            print  "Error:%s" % str(e)
            self.close()