SELECT (case when a.colorder=1 then d.name else null end) 表名,
a.colorder 字段序号,a.name 字段名,
(case when COLUMNPROPERTY( a.id,a.name,\'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 = a.name)))))))
AND (xtype = \'PK\'))>0 then \'√\' else \'\' end) 主键,b.name 类型,a.length 占用字节数,
COLUMNPROPERTY(a.id,a.name,\'PRECISION\') as 长度,
isnull(COLUMNPROPERTY(a.id,a.name,\'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 [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
left join sys.extended_properties f on d.id=f.class and f.minor_id=0
--where b.name is not null
WHERE d.name=\'表名称\' --如果只查询指定表,加上此条件
order by a.id,a.colorder
SELECT CASE WHEN col.colorder = 1 THEN obj.name
ELSE \'\'
END AS 表名,
col.colorder AS 序号 ,
col.name AS 列名 ,
t.name AS 数据类型 ,
col.length AS 长度 ,
ISNULL(COLUMNPROPERTY(col.id, col.name, \'Scale\'), 0) AS 小数位数 ,
CASE WHEN EXISTS ( SELECT 1
FROM dbo.sysindexes si
INNER JOIN dbo.sysindexkeys sik ON si.id = sik.id
AND si.indid = sik.indid
INNER JOIN dbo.syscolumns sc ON sc.id = sik.id
AND sc.colid = sik.colid
INNER JOIN dbo.sysobjects so ON so.name = si.name
AND so.xtype = \'PK\'
WHERE sc.id = col.id
AND sc.colid = col.colid ) THEN \'主键\'
ELSE \'\'
END AS 主键 ,
CASE WHEN col.isnullable = 1 THEN \'是\'
ELSE \'否\'
END AS 允许空 ,
ISNULL(comm.text, \'\') AS 默认值
FROM dbo.syscolumns col
LEFT JOIN dbo.systypes t ON col.xtype = t.xusertype
inner JOIN dbo.sysobjects obj ON col.id = obj.id
AND obj.xtype = \'U\'
AND obj.status >= 0
LEFT JOIN dbo.syscomments comm ON col.cdefault = comm.id
LEFT JOIN sys.extended_properties ep ON col.id = ep.major_id
AND col.colid = ep.minor_id
AND ep.name = \'MS_Description\'
LEFT JOIN sys.extended_properties epTwo ON obj.id = epTwo.major_id
AND epTwo.minor_id = 0
AND epTwo.name = \'MS_Description\'
WHERE obj.name in (SELECT name FROM SysObjects Where XType=\'U\' )--表名
SELECT
a.colorder 序号,
a.name 字段名,
isnull(g.[value], \' \') AS 字段名称,
b.name 类型,
(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 \'是\' else \'\' end) 主键,
(case when a.isnullable=1 then \'是\'else \'否\' end) 允许空,
\'\' 备注
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
left join sys.extended_properties f on d.id=f.class and f.minor_id=0
--where b.name is not null
WHERE d.name=\'ReturnStatus\' --如果只查询指定表,加上此条件
order by a.id,a.colorder