create table #t(id int,colid int,datalen bigint) exec sp_msforeachtable @command1=N' declare @s1 nvarchar(4000),@s2 nvarchar(4000) select @s1='''',@s2='''' select @s1=@s1+'' union all select '' +rtrim(c.id)+'','' +rtrim(c.colid)+'','' +quotename(c.colid)+'' from #'', @s2=@s2+N'',''+quotename(c.colid)+''=max(''+case when t.name in(''sql_variant'',''image'',''money'') or t.name like ''%text'' or t.name like ''%binary'' then ''datalength'' else ''len'' end +''(''+quotename(c.name)+''))'' from syscolumns c,systypes t where c.xusertype=t.xusertype and object_id(''?'')=c.id order by colid select @s1=stuff(@s1,1,10,''''), @s2=stuff(@s2,1,1,'''') exec(''select ''+@s2+'' into # from ? insert #t ''+@s1)' --,@whereand=' and o.name=''要查询的表''' --如果只查询指定表,加上此条件SELECT 表名=case when a.colorder=1 then d.name else '' end, 表说明=case when a.colorder=1 then isnull(f.value,'') else '' end, 字段序号=a.colorder, 字段名=a.name, 标识=case when COLUMNPROPERTY( a.id,a.name,'IsIdentity')=1 then '√'else '' end, 主键=case when exists(SELECT 1 FROM sysobjects where xtype='PK' and parent_obj=a.id and name in ( SELECT name FROM sysindexes WHERE indid in( SELECT indid FROM sysindexkeys WHERE id = a.id AND colid=a.colid ))) then '√' else '' end, 类型=b.name, 占用字节数=a.length, 长度=COLUMNPROPERTY(a.id,a.name,'PRECISION'), 已有数据的最大长度=data.datalen, 小数位数=isnull(COLUMNPROPERTY(a.id,a.name,'Scale'),0), 允许空=case when a.isnullable=1 then '√'else '' end, 默认值=isnull(e.text,''), 字段说明=isnull(g.[value],'') FROM syscolumns a inner join #t data on a.id=data.id and a.colid=data.colid left join systypes b on a.xusertype=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 left join sysproperties f on d.id=f.id and f.smallid=0 --where d.name='要查询的表' --如果只查询指定表,加上此条件 order by a.id,a.colorder drop table #t
--csdn--coolingpipe(冷箫轻笛)提供 SELECT 表名 = case when a.colorder=1 then d.name else '' end, 表说明 = case when a.colorder=1 then isnull(f.value,'') else '' end, 字段序号 = a.colorder, 字段名 = a.name, 标识 = case when COLUMNPROPERTY( a.id,a.name,'IsIdentity')=1 then '√'else '' end, 主键 = case when exists(SELECT 1 FROM sysobjects where xtype='PK' and parent_obj=a.id and name in ( SELECT name FROM sysindexes WHERE indid in( SELECT indid FROM sysindexkeys WHERE id = a.id AND colid=a.colid))) then '√' else '' end, 类型 = b.name, 占用字节数 = a.length, 长度 = COLUMNPROPERTY(a.id,a.name,'PRECISION'), 小数位数 = isnull(COLUMNPROPERTY(a.id,a.name,'Scale'),0), 允许空 = case when a.isnullable=1 then '√'else '' end, 默认值 = isnull(e.text,''), 字段说明 = isnull(g.[value],'') FROM syscolumns a left join systypes b on a.xusertype=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 left join sysproperties f on d.id=f.id and f.smallid=0 --where d.name='要查询的表' --如果只查询指定表,加上此条件 order by d.name,a.colorder
select * from sysobjects a where xtype='U' and not exists(select 1 from sysobjects where xtype='PK' and parent_obj=a.id )
SELECT * FROM SYSOBJECTS A WHERE XTYPE='U' AND NOT EXISTS(SELECT 1 FROM SYSOBJECTS WHERE XTYPE='PK' AND PARENT_OBJ=A.ID )
SELECT * FROM SYSOBJECTS A WHERE XTYPE='U' AND NOT EXISTS(SELECT 1 FROM SYSOBJECTS WHERE XTYPE='PK' AND PARENT_OBJ=A.ID )樓上說的這個行。
select * from sysobjects a where xtype='U' and not exists(select 1 from sysobjects where xtype='PK' and parent_obj=a.id )
exec sp_msforeachtable @command1=N'
declare @s1 nvarchar(4000),@s2 nvarchar(4000)
select @s1='''',@s2=''''
select @s1=@s1+'' union all select ''
+rtrim(c.id)+'',''
+rtrim(c.colid)+'',''
+quotename(c.colid)+'' from #'',
@s2=@s2+N'',''+quotename(c.colid)+''=max(''+case
when t.name in(''sql_variant'',''image'',''money'')
or t.name like ''%text''
or t.name like ''%binary''
then ''datalength'' else ''len'' end
+''(''+quotename(c.name)+''))''
from syscolumns c,systypes t
where c.xusertype=t.xusertype
and object_id(''?'')=c.id
order by colid
select @s1=stuff(@s1,1,10,''''),
@s2=stuff(@s2,1,1,'''')
exec(''select ''+@s2+'' into # from ? insert #t ''+@s1)'
--,@whereand=' and o.name=''要查询的表''' --如果只查询指定表,加上此条件SELECT
表名=case when a.colorder=1 then d.name else '' end,
表说明=case when a.colorder=1 then isnull(f.value,'') else '' end,
字段序号=a.colorder,
字段名=a.name,
标识=case when COLUMNPROPERTY( a.id,a.name,'IsIdentity')=1 then '√'else '' end,
主键=case when exists(SELECT 1 FROM sysobjects where xtype='PK' and parent_obj=a.id and name in (
SELECT name FROM sysindexes WHERE indid in(
SELECT indid FROM sysindexkeys WHERE id = a.id AND colid=a.colid
))) then '√' else '' end,
类型=b.name,
占用字节数=a.length,
长度=COLUMNPROPERTY(a.id,a.name,'PRECISION'),
已有数据的最大长度=data.datalen,
小数位数=isnull(COLUMNPROPERTY(a.id,a.name,'Scale'),0),
允许空=case when a.isnullable=1 then '√'else '' end,
默认值=isnull(e.text,''),
字段说明=isnull(g.[value],'')
FROM syscolumns a
inner join #t data on a.id=data.id and a.colid=data.colid
left join systypes b on a.xusertype=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
left join sysproperties f on d.id=f.id and f.smallid=0
--where d.name='要查询的表' --如果只查询指定表,加上此条件
order by a.id,a.colorder
drop table #t
SELECT
表名 = case when a.colorder=1 then d.name else '' end,
表说明 = case when a.colorder=1 then isnull(f.value,'') else '' end,
字段序号 = a.colorder,
字段名 = a.name,
标识 = case when COLUMNPROPERTY( a.id,a.name,'IsIdentity')=1 then '√'else '' end,
主键 = case when exists(SELECT 1 FROM sysobjects where xtype='PK' and parent_obj=a.id and name in (
SELECT name FROM sysindexes WHERE indid in(
SELECT indid FROM sysindexkeys WHERE id = a.id AND colid=a.colid))) then '√' else '' end,
类型 = b.name,
占用字节数 = a.length,
长度 = COLUMNPROPERTY(a.id,a.name,'PRECISION'),
小数位数 = isnull(COLUMNPROPERTY(a.id,a.name,'Scale'),0),
允许空 = case when a.isnullable=1 then '√'else '' end,
默认值 = isnull(e.text,''),
字段说明 = isnull(g.[value],'')
FROM
syscolumns a
left join
systypes b
on
a.xusertype=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
left join
sysproperties f
on
d.id=f.id and f.smallid=0
--where d.name='要查询的表' --如果只查询指定表,加上此条件
order by
d.name,a.colorder
WHERE XTYPE='U'
AND NOT EXISTS(SELECT 1 FROM SYSOBJECTS WHERE XTYPE='PK' AND PARENT_OBJ=A.ID )
WHERE XTYPE='U'
AND NOT EXISTS(SELECT 1 FROM SYSOBJECTS WHERE XTYPE='PK' AND PARENT_OBJ=A.ID )樓上說的這個行。