mysql text字段判断是否为空
摘要:
mysql text字段判断是否为空 mysql text字段为空select * from `tableName` where `textField` is null or `textField` = ''; mysql text字段不为空select * from `tableName` whe 阅读全文
posted @ 2016-12-02 16:38 kingofyz 阅读(5807) 评论(0) 推荐(0)
浙公网安备 33010602011771号