select * from syscolumnsselect 'Column_name' = name, 'Type' = type_name(xusertype), 'Computed' = case when iscomputed = 0 then @no else @yes end, 'Length' = convert(int, length), 'Prec' = case when charindex(type_name(xtype), @numtypes) > 0 then convert(char(5),ColumnProperty(id, name, 'precision')) else ' ' end, 'Scale' = case when charindex(type_name(xtype), @numtypes) > 0 then convert(char(5),OdbcScale(xtype,xscale)) else ' ' end, 'Nullable' = case when isnullable = 0 then @no else @yes end, 'TrimTrailingBlanks' = case ColumnProperty(@objid, name, 'UsesAnsiTrim') when 1 then @no when 0 then @yes else '(n/a)' end, 'FixedLenNullInSource' = case when type_name(xtype) not in ('varbinary','varchar','binary','char') Then '(n/a)' When status & 0x20 = 0 Then @no Else @yes END, 'Collation' = collation from syscolumns where id = @objid and number = 0 order by colid
前面忘了: declare @no varchar(35), @yes varchar(35), @none varchar(35) select @no = name from master.dbo.spt_values where type = 'B' and number = 0 select @yes = name from master.dbo.spt_values where type = 'B' and number = 1 select @none = name from master.dbo.spt_values where type = 'B' and number = 2 declare @objid int declare @sysobj_type char(2) select @objid = id, @sysobj_type = xtype from sysobjects where id = object_id('要查询的表名')
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' --into ##txFROM 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
select rtrim(b.name) as colname ,case when h.id is not null then 'PK' else '' end as primarykey ,type_name(b.xusertype) + case when b.colstat & 1 = 1 then '[ID(' + convert(varchar,ident_seed(a.name)) + ',' + convert(varchar,ident_incr(a.name)) + ')]' else '' end as type ,b.length ,case b.isnullable when 0 then 'N' else 'Y' end as [isnull] ,isnull(e.text,'') as [default] ,isnull(c.value,'') as descript from sysobjects a,syscolumns b left outer join sysproperties c on b.id = c.id and b.colid = c.smallid left outer join syscomments e on b.cdefault = e.id left outer join (select g.id,g.colid from sysindexes f,sysindexkeys g where f.id = g.id and f.indid = g.indid and f.indid > 0 and f.indid < 255 and (f.status & 2048)<>0) h on b.id = h.id and b.colid = h.colid where a.id = b.id and a.id = object_id('titles') --tablename改成你要导出的表的名称 order by b.colid
'Column_name' = name,
'Type' = type_name(xusertype),
'Computed' = case when iscomputed = 0 then @no else @yes end,
'Length' = convert(int, length),
'Prec' = case when charindex(type_name(xtype), @numtypes) > 0
then convert(char(5),ColumnProperty(id, name, 'precision'))
else ' ' end,
'Scale' = case when charindex(type_name(xtype), @numtypes) > 0
then convert(char(5),OdbcScale(xtype,xscale))
else ' ' end,
'Nullable' = case when isnullable = 0 then @no else @yes end,
'TrimTrailingBlanks' = case ColumnProperty(@objid, name, 'UsesAnsiTrim')
when 1 then @no
when 0 then @yes
else '(n/a)' end,
'FixedLenNullInSource' = case
when type_name(xtype) not in ('varbinary','varchar','binary','char')
Then '(n/a)'
When status & 0x20 = 0 Then @no
Else @yes END,
'Collation' = collation
from syscolumns where id = @objid and number = 0 order by colid
declare @no varchar(35), @yes varchar(35), @none varchar(35)
select @no = name from master.dbo.spt_values where type = 'B' and number = 0
select @yes = name from master.dbo.spt_values where type = 'B' and number = 1
select @none = name from master.dbo.spt_values where type = 'B' and number = 2
declare @objid int
declare @sysobj_type char(2)
select @objid = id, @sysobj_type = xtype from sysobjects where id = object_id('要查询的表名')
(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'
--into ##txFROM 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
,case when h.id is not null then 'PK' else '' end as primarykey
,type_name(b.xusertype) + case when b.colstat & 1 = 1 then '[ID(' + convert(varchar,ident_seed(a.name)) + ',' + convert(varchar,ident_incr(a.name)) + ')]' else '' end as type
,b.length
,case b.isnullable when 0 then 'N' else 'Y' end as [isnull]
,isnull(e.text,'') as [default]
,isnull(c.value,'') as descript
from sysobjects a,syscolumns b
left outer join sysproperties c on b.id = c.id and b.colid = c.smallid
left outer join syscomments e on b.cdefault = e.id
left outer join (select g.id,g.colid from sysindexes f,sysindexkeys g where f.id = g.id and f.indid = g.indid and f.indid > 0 and f.indid < 255 and (f.status & 2048)<>0) h on b.id = h.id and b.colid = h.colid
where a.id = b.id
and a.id = object_id('titles') --tablename改成你要导出的表的名称
order by b.colid