sql server判断表是否存在
select COUNT(*) from dbo.sysobjects where name='t_sys_para';
sql server判断字段是否存在
select COUNT(*) from syscolumns where id=object_id('t_sys_para') and name='csz'
sql server判断表是否存在
select COUNT(*) from dbo.sysobjects where name='t_sys_para';
sql server判断字段是否存在
select COUNT(*) from syscolumns where id=object_id('t_sys_para') and name='csz'