查看所有外键
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SELECT 主键列ID=b.rkey
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,主键表名称=object_name(b.rkeyid)
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,主键列名=(SELECT name FROM syscolumns WHERE colid=b.rkey AND id=b.rkeyid)
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,外键表ID=b.fkeyid
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,外键表名称=object_name(b.fkeyid)
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,外键列ID=b.fkey
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,外键列名=(SELECT name FROM syscolumns WHERE colid=b.fkey AND id=b.fkeyid)
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,级联更新=ObjectProperty(a.id,'CnstIsUpdateCascade')
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,级联删除=ObjectProperty(a.id,'CnstIsDeleteCascade')
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FROM sysobjects a
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join sysforeignkeys b on a.id=b.constid
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join sysobjects c on a.parent_obj=c.id
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where a.xtype='f' AND c.xtype='U'
来自 “ ITPUB博客 ” ，链接：https://blog.itpub.net/16131092/viewspace-2144140/ ，如需转载，请注明出处，否则将追究法律责任。
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