查看表和视图信息
SELECT
(case when a.colorder=1 then d.name else '' end) 表名,
?a.colorder 字段序號,
?a.name 字段名,
?(case when COLUMNPROPERTY( a.id,a.name,'IsIdentity')=1 then '√' else '' end) 標識,
?(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) 主鍵,
?b.name 類型,
?a.length 占用字節數,
?COLUMNPROPERTY(a.id,a.name,'PRECISION') as 長度,
?isnull(COLUMNPROPERTY(a.id,a.name,'Scale'),0) as 小數位數,
?(case when a.isnullable=1 then '√'else '' end) 允許空,
?isnull(e.text,'') 默認值,
?isnull(g.[value],'') AS 字段說明
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
order by a.id,a.colorder
總結
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