生成数据字典

select 字段序号,字段名,字段说明,类型,长度,主键,允许空,默认值,备注=标识
from
(
SELECT
(case when a.colorder=1 then https://www.sodocs.net/doc/9e14885952.html, else '' end)表名,
a.colorder 字段序号,
https://www.sodocs.net/doc/9e14885952.html, 字段名,
(case when COLUMNPROPERTY( a.id,https://www.sodocs.net/doc/9e14885952.html,,'IsIdentity')=1 then '√'else '' end) 标识,
(case when (SELECT count(*)
FROM sysobjects
WHERE (name in
(SELECT name
FROM sysindexes
WHERE (id = a.id) AND (indid in
(SELECT indid
FROM sysindexkeys
WHERE (id = a.id) AND (colid in
(SELECT colid
FROM syscolumns
WHERE (id = a.id) AND (name = https://www.sodocs.net/doc/9e14885952.html,))))))) AND
(xtype = 'PK'))>0 then '√' else '' end) 主键,
https://www.sodocs.net/doc/9e14885952.html, 类型,
a.length 占用字节数,
COLUMNPROPERTY(a.id,https://www.sodocs.net/doc/9e14885952.html,,'PRECISION') as 长度,
isnull(COLUMNPROPERTY(a.id,https://www.sodocs.net/doc/9e14885952.html,,'Scale'),0) as 小数位数,
(case when a.isnullable=1 then '√'else '' end) 允许空,
isnull(e.text,'') 默认值,
isnull(g.[value],'') AS 字段说明

FROM syscolumns a
left join systypes b on a.xtype=b.xusertype
inner join sysobjects d on a.id=d.id and d.xtype='U' and https://www.sodocs.net/doc/9e14885952.html,<>'dtproperties'
left join syscomments e on a.cdefault=e.id
left join sys.extended_properties g on a.id=g.major_id AND a.colorder = g.minor_id
where a.id=object_id('输入真正的数据表替换此处')
--order by a.id,a.colorder
) a