欢迎进入Windows社区论坛，与300万技术人员互动交流 >>进入 SELECT [表名]=case when a.colorder=1 then d.nameelse '' end, [表说明]=case when a.colorder=1 thenisnull(f.value,'') else '' end, [字段序号]=a.colorder, [字段名]=a.name, [标识]=case wh
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SELECT
[表名]=case when a.colorder=1 then d.nameelse '' end,
[表说明]=case when a.colorder=1 thenisnull(f.value,'') else '' end,
[字段序号]=a.colorder,
[字段名]=a.name,
[标识]=case when COLUMNPROPERTY(a.id,a.name,'IsIdentity')=1 then '√'else '' end,
[主键]=case when exists(SELECT 1 FROMsysobjects where xtype='PK' and parent_obj=a.id and name in (
SELECT name FROM sysindexes WHERE indid in(
SELECT indid FROM sysindexkeys WHERE id = a.id ANDcolid=a.colid
))) then '√' else '' end,
[类型]=b.name,
[占用字节数]=a.length,
[长度]=COLUMNPROPERTY(a.id,a.name,'PRECISION'),
[小数位数]=isnull(COLUMNPROPERTY(a.id,a.name,'Scale'),0),
[允许空]=case when a.isnullable=1 then '√'else'' end,
[默认值]=isnull(e.text,''),
[字段说明]=isnull(g.[value],'')
FROM syscolumns a
left join systypes b on a.xusertype=b.xusertype
inner join sysobjects d on a.id=d.id and d.xtype='U' and d.name'dtproperties'
left join syscomments e on a.cdefault=e.id
left join sys.extended_properties g on a.id=g.major_idand a.colid=g.minor_id
left join sys.extended_properties f on d.id=f.major_idand f.minor_id=0
--where d.name='TableName' --如果只查询指定表,加上此条件
orderby a.id,a.colorder
