1. 程式人生 > >sql查詢表的所有欄位和表字段對應的型別

sql查詢表的所有欄位和表字段對應的型別

1.查詢表的所有欄位

select syscolumns.name from syscolumns where id=object_id('寫上要查詢的表名')

2.查詢表的所有欄位+表字段對應的型別

select syscolumns.name,systypes.name from syscolumns,systypes where syscolumns.xusertype=systypes.xusertype

and syscolumns.id=object_id('寫上要查詢的表名')

3.查詢表的所有欄位+表字段對應的型別+型別的長度

select syscolumns.name,systypes.name,systypes.name+'('+cast(syscolumns.length/2 as varchar(10))+')',

syscolumns.length 

from syscolumns,systypes

where syscolumns.xusertype=systypes.xusertype and syscolums.id=object_id('寫上要查詢的表名')