MySQL
無primary key,取倒數資料
declare @a int
declare @sql varchar(5000)
set @a=(select count(*)-100 from t1)
set @sql=('select * from t1 where not f1 in (select top '+convert(varchar(10),@a)+' f1 from t1)')
exec(@sql)
參考資料:(http://www.blueshop.com.tw/board/FUM20041006152735ZFS/BRD20071102082626MDZ/2.html)
有primary
order by id desc
Data type
bit 的資料 應該打成 b'101001'
BLOB vs CLOB
BLOB -- BLOB CLOB -- TEXT
取得當前 MySQL 版本號
SELECT version()
SELECT @@version
Last updated
Was this helpful?