得到当前数据库中所有用户表信息
时间：2010-11-19 来源：落冰
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 sysproperties g
on a.id=g.id AND a.colid = g.smallid
order by object_name(a.id),a.colorder
====////sql////
declare @Sql nvarchar(2000)
set @Sql=
'SELECT '+
' (case when a.colorder=1 then d.name else '+char(39)+''+char(39)+' end) N'+char(39)+'表名'+char(39)+', '+
' a.colorder N'+char(39)+'字段序号'+char(39)+', '+
' a.name N'+char(39)+'字段名'+char(39)+', '+
' (case when COLUMNPROPERTY( a.id,a.name,'+char(39)+'IsIdentity'+char(39)+')=1 then '+char(39)+'√'+char(39)+'else '+char(39)+''+char(39)+' end) N'+char(39)+'标识'+char(39)+', '+
' (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 = '+char(39)+'PK'+char(39)+'))>0 then '+char(39)+'√'+char(39)+' else '+char(39)+''+char(39)+' end) N'+char(39)+'主键'+char(39)+', '+
' b.name N'+char(39)+'类型'+char(39)+', '+
' a.length N'+char(39)+'占用字节数'+char(39)+', '+
' COLUMNPROPERTY(a.id,a.name,'+char(39)+'PRECISION'+char(39)+') as N'+char(39)+'长度'+char(39)+', '+
' isnull(COLUMNPROPERTY(a.id,a.name,'+char(39)+'Scale'+char(39)+'),0) as N'+char(39)+'小数位数'+char(39)+', '+
' (case when a.isnullable=1 then '+char(39)+'√'+char(39)+'else '+char(39)+''+char(39)+' end) N'+char(39)+'允许空'+char(39)+', '+
' isnull(e.text,'+char(39)+''+char(39)+') N'+char(39)+'默认值'+char(39)+', '+
' isnull(g.[value],'+char(39)+''+char(39)+') AS N'+char(39)+'字段说明'+char(39)+' '+
--'--into ##tx '+
' '+
'FROM syscolumns a left join systypes b '+
'on a.xtype=b.xusertype '+
'inner join sysobjects d '+
'on a.id=d.id and d.xtype='+char(39)+'U'+char(39)+' and d.name<>'+char(39)+'dtproperties'+char(39)+' '+
'left join syscomments e '+
'on a.cdefault=e.id '+
'left join sysproperties g '+
'on a.id=g.id AND a.colid = g.smallid '
exec(@Sql)
===仅保留表名、字段名、字段类型和字段说明
declare @Sql nvarchar(2000)
set @Sql=
'SELECT '+
--' (case when a.colorder=1 then d.name else '+char(39)+''+char(39)+' end) N'+char(39)+'表名'+char(39)+', '+
' d.name N'+char(39)+'表名'+char(39)+', '+
--' a.colorder N'+char(39)+'字段序号'+char(39)+', '+
' a.name N'+char(39)+'字段名'+char(39)+', '+
--' (case when COLUMNPROPERTY( a.id,a.name,'+char(39)+'IsIdentity'+char(39)+')=1 then '+char(39)+'√'+char(39)+'else '+char(39)+''+char(39)+' end) N'+char(39)+'标识'+char(39)+', '+
--' (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 = '+char(39)+'PK'+char(39)+'))>0 then '+char(39)+'√'+char(39)+' else '+char(39)+''+char(39)+' end) N'+char(39)+'主键'+char(39)+', '+
' b.name N'+char(39)+'类型'+char(39)+', '+
--' a.length N'+char(39)+'占用字节数'+char(39)+', '+
--' COLUMNPROPERTY(a.id,a.name,'+char(39)+'PRECISION'+char(39)+') as N'+char(39)+'长度'+char(39)+', '+
--' isnull(COLUMNPROPERTY(a.id,a.name,'+char(39)+'Scale'+char(39)+'),0) as N'+char(39)+'小数位数'+char(39)+', '+
--' (case when a.isnullable=1 then '+char(39)+'√'+char(39)+'else '+char(39)+''+char(39)+' end) N'+char(39)+'允许空'+char(39)+', '+
--' isnull(e.text,'+char(39)+''+char(39)+') N'+char(39)+'默认值'+char(39)+', '+
' isnull(g.[value],'+char(39)+''+char(39)+') AS N'+char(39)+'字段说明'+char(39)+' '+
--'--into ##tx '+
' '+
'FROM syscolumns a left join systypes b '+
'on a.xtype=b.xusertype '+
'inner join sysobjects d '+
'on a.id=d.id and d.xtype='+char(39)+'U'+char(39)+' and d.name<>'+char(39)+'dtproperties'+char(39)+' '+
'left join syscomments e '+
'on a.cdefault=e.id '+
'left join sysproperties g '+
'on a.id=g.id AND a.colid = g.smallid '
exec(@Sql)
连字段说明都去掉
declare @Sql nvarchar(2000)
set @Sql=
'SELECT '+
--' (case when a.colorder=1 then d.name else '+char(39)+''+char(39)+' end) N'+char(39)+'表名'+char(39)+', '+
' d.name N'+char(39)+'表名'+char(39)+', '+
--' a.colorder N'+char(39)+'字段序号'+char(39)+', '+
' a.name N'+char(39)+'字段名'+char(39)+', '+
--' (case when COLUMNPROPERTY( a.id,a.name,'+char(39)+'IsIdentity'+char(39)+')=1 then '+char(39)+'√'+char(39)+'else '+char(39)+''+char(39)+' end) N'+char(39)+'标识'+char(39)+', '+
--' (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 = '+char(39)+'PK'+char(39)+'))>0 then '+char(39)+'√'+char(39)+' else '+char(39)+''+char(39)+' end) N'+char(39)+'主键'+char(39)+', '+
' b.name N'+char(39)+'类型'+char(39)+' '+
--' a.length N'+char(39)+'占用字节数'+char(39)+', '+
--' COLUMNPROPERTY(a.id,a.name,'+char(39)+'PRECISION'+char(39)+') as N'+char(39)+'长度'+char(39)+', '+
--' isnull(COLUMNPROPERTY(a.id,a.name,'+char(39)+'Scale'+char(39)+'),0) as N'+char(39)+'小数位数'+char(39)+', '+
--' (case when a.isnullable=1 then '+char(39)+'√'+char(39)+'else '+char(39)+''+char(39)+' end) N'+char(39)+'允许空'+char(39)+', '+
--' isnull(e.text,'+char(39)+''+char(39)+') N'+char(39)+'默认值'+char(39)+', '+
--' isnull(g.[value],'+char(39)+''+char(39)+') AS N'+char(39)+'字段说明'+char(39)+' '+
--'--into ##tx '+
' '+
' FROM syscolumns a left join systypes b '+
'on a.xtype=b.xusertype '+
'inner join sysobjects d '+
'on a.id=d.id and d.xtype='+char(39)+'U'+char(39)+' and d.name<>'+char(39)+'dtproperties'+char(39)+' '+
'left join syscomments e '+
'on a.cdefault=e.id '+
'left join sysproperties g '+
'on a.id=g.id AND a.colid = g.smallid '
exec(@Sql)
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