SELECT

(CASE WHEN a.colorder=1 THEN d.name ELSE '' END) N'表名',

a.colorder N'字段序号',

a.name N'字段名',

(CASE WHEN COLUMNPROPERTY( a.id,a.name,'IsIdentity')=1 THEN '√'ELSE '' END) N'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 = a.name))))))) AND

(xtype = 'PK'))>0 THEN '√' ELSE '' END) N'主键',

b.name N'类型',

a.length N'占用字节数',

COLUMNPROPERTY(a.id,a.name,'PRECISION') AS N'长度',

ISNULL(COLUMNPROPERTY(a.id,a.name,'Scale'),0) AS N'小数位数',

(CASE WHEN a.isnullable=1 THEN '√'ELSE '' END) N'允许空',

ISNULL(e.text,'') N'默认值',

ISNULL(g.[value],'') AS N'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 d.name<>'dtproperties'

LEFT JOIN syscomments e on a.cdefault=e.id

LEFT JOIN sys.extended_properties g on A.ID=G.major_id AND A.COLID=G.minor_id

WHERE

d.name = 'SW_Project' --要查询的表

ORDER BY

object_name(a.id), a.colorder