HY000] [1203] User *USERNAMEHERE* already has more than 'max_user_connections' active connections //create a connection$DBH = new PDO("mysql:host=".CONST_<e
我正在将我的MySQL数据库迁移到PostgreSQL。当连接数据库到我的Python脚本时,我得到一些语法错误。因此,您能否将此MySQL查询转换为PostgreSQL:
select ifnull((select ifnull(run_id,0) from searchbank order by run_id