标签：删除 nbsp 08 r2 sys table join obj field efault
SQLServer 2008 R2 删除字段前检查字段的约束：
select a.name,b.name as cname from syscolumns a left join sysobjects b on a.cdefault=b.id where a.id=object_id(‘TableName‘) and a.name=‘FieldName‘
标签：删除 nbsp 08 r2 sys table join obj field efault
原文地址：https://www.cnblogs.com/talentzemin/p/10502653.html
