摘要: https://www.jianshu.com/p/bc91c6b46d7b https://www.jianshu.com/p/bc91c6b46d7b https://www.jianshu.com/p/bc91c6b46d7b 阅读全文
posted @ 2019-08-14 22:27 八英里 阅读(152) 评论(0) 推荐(0) 编辑
摘要: INSERT into area_copy (SELECT *from area) 阅读全文
posted @ 2019-08-14 19:38 八英里 阅读(153) 评论(0) 推荐(0) 编辑
摘要: select TABLE_NAME from INFORMATION_SCHEMA.TABLES where TABLE_SCHEMA='dbname' and TABLE_NAME='tbname' ; 阅读全文
posted @ 2019-08-14 17:29 八英里 阅读(1032) 评论(0) 推荐(0) 编辑
摘要: select * from comm_user WHERE length(tags)!=CHAR_LENGTH(tags) 阅读全文
posted @ 2019-08-14 17:06 八英里 阅读(1027) 评论(0) 推荐(0) 编辑