1、mysql顯示行號
SELECT @rowno:=@rowno+1 as rowno,r.* from t_article r,(select @rowno:=0) t;
2、通過表名模糊查找
SELECT * FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME LIKE '%表名%';
3、通過列名模糊查找
SELECT * FROM INFORMATION_SCHEMA.TABLES WHERE COLUMN_NAME LIKE '%列名%';
4、分頁
select * from table limit 0,10;
5、查看mysql版本
select version();