SELECT |
[表名]=case when a.colorder=1 then d.name else '' end,
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[表说明]=case when a.colorder=1 then isnull(f.value,'') else '' end,
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[字段序号]=a.colorder, |
[字段名]=a.name,
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[标识]=case when COLUMNPROPERTY( a.id,a.name,'IsIdentity')=1 then '√'else '' end,
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[主键]=case when exists(SELECT 1 FROM sysobjects where xtype='PK' and parent_obj=a.id and name in (
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SELECT name FROM sysindexes WHERE indid in(
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SELECT indid FROM sysindexkeys WHERE id = a.id AND colid=a.colid
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))) then '√' else '' end,
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[类型]=b.name,
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[占用字节数]=a.length, |
[长度]=COLUMNPROPERTY(a.id,a.name,'PRECISION'),
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[小数位数]=isnull(COLUMNPROPERTY(a.id,a.name,'Scale'),0),
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[允许空]=case when a.isnullable=1 then '√'else '' end,
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[默认值]=isnull(e.text,''),
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[字段说明]=isnull(g.[value],'')
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FROM syscolumns a
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left join systypes b on a.xusertype=b.xusertype
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inner join sysobjects d on a.id=d.id and d.xtype='U' and d.name<>'dtproperties'
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left join syscomments e on a.cdefault=e.id
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left join sys.extended_properties g on a.id=g.major_id and a.colid=g.minor_id
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left join sys.extended_properties f on d.id=f.major_id and f.minor_id=0
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--where |
order by a.id,a.colorder
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OR
select |
c.name as cname,c.prec AS Prec,c.isnullable AS isnullable,
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[IsPk]=case when exists(SELECT 1 FROM sysobjects where xtype='PK' and parent_obj=c.id and name in (
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SELECT name FROM sysindexes WHERE indid in(SELECT indid FROM sysindexkeys WHERE id = c.id AND colid=c.colid))) then '1' else '0' end,
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[defaultval]=isnull(e.text,''),
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t.name as tname ,(select value from sys.extended_properties as ex where ex.major_id = c.id and ex.minor_id = c.colid) as notes
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from |
syscolumns as c inner join sys.tables as ta on c.id=ta.object_id
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inner join (select name,system_type_id from sys.types where name<>'sysname') as t on c.xtype=t.system_type_id
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left join syscomments e on c.cdefault=e.id
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where |
ta.name='TestTb' order by c.colid
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