SQL2000列判断？

[冰糖_adam]

在SQL2000，如何盘点一个表中的列是唯一列，主键列，自增长列。
在SQL2000中的帮助文件没看明白。

[發糞塗牆]

2000有啥系统表我都忘了，要是05甚至08，就简单多了，有函数可以查找的

[冰糖_adam]

嗯， 看了下帮助 05 08的系统表就标识的很清楚，2000的就没找到在什么地方

[汤姆克鲁斯]

SELECT   
字段序号=a.colorder, 
字段名=a.name, 
字段类型=case   when   COLUMNPROPERTY(   a.id,a.name, 'IsIdentity ')=1   then   '标识字段 'else   ' '   end 
+case   when   exists(SELECT   1   FROM   sysobjects   where   xtype= 'PK '   and   name   in   ( 
SELECT   name   FROM   sysindexes   WHERE   indid   in( 
SELECT   indid   FROM   sysindexkeys   WHERE   id   =   a.id   AND   colid=a.colid 
)))   then   '   主键字段 '   else   ' '   end 
FROM   syscolumns   a 
where   id=object_id(N 'jobs ')	--要查询的表名 
and(	--标识字段 
COLUMNPROPERTY(   a.id,a.name, 'IsIdentity ')=1 
or   --主键字段 
exists(SELECT   1   FROM   sysobjects   where   xtype= 'PK '   and   name   in   ( 
SELECT   name   FROM   sysindexes   WHERE   indid   in( 
SELECT   indid   FROM   sysindexkeys   WHERE   id   =   a.id   AND   colid=a.colid 
)))) 
order   by   a.id,a.colorder 

[汤姆克鲁斯]

SELECT 
    表名=case   when   a.colorder=1   then   d.name   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   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.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   a.id,a.colorder

[--小F--]

--sql server 2000
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
a.id,a.colorder



--sql server 2005
-- 1. 表结构信息查询
-- ========================================================================
-- 表结构信息查询
-- 邹建 2005.08(引用请保留此信息)
-- ========================================================================
SELECT
TableName=CASE WHEN C.column_id=1 THEN O.name ELSE N'' END,
TableDesc=ISNULL(CASE WHEN C.column_id=1 THEN PTB.[value] END,N''),
Column_id=C.column_id,
ColumnName=C.name,
PrimaryKey=ISNULL(IDX.PrimaryKey,N''),
[IDENTITY]=CASE WHEN C.is_identity=1 THEN N'√'ELSE N'' END,
Computed=CASE WHEN C.is_computed=1 THEN N'√'ELSE N'' END,
Type=T.name,
Length=C.max_length,
Precision=C.precision,
Scale=C.scale,
NullAble=CASE WHEN C.is_nullable=1 THEN N'√'ELSE N'' END,
[Default]=ISNULL(D.definition,N''),
ColumnDesc=ISNULL(PFD.[value],N''),
IndexName=ISNULL(IDX.IndexName,N''),
IndexSort=ISNULL(IDX.Sort,N''),
Create_Date=O.Create_Date,
Modify_Date=O.Modify_date
FROM sys.columns C
INNER JOIN sys.objects O
ON C.[object_id]=O.[object_id]
AND O.type='U'
AND O.is_ms_shipped=0
INNER JOIN sys.types T
ON C.user_type_id=T.user_type_id
LEFT JOIN sys.default_constraints D
ON C.[object_id]=D.parent_object_id
AND C.column_id=D.parent_column_id
AND C.default_object_id=D.[object_id]
LEFT JOIN sys.extended_properties PFD
ON PFD.class=1
AND C.[object_id]=PFD.major_id
AND C.column_id=PFD.minor_id
-- AND PFD.name='Caption' -- 字段说明对应的描述名称(一个字段可以添加多个不同name的描述)
LEFT JOIN sys.extended_properties PTB
ON PTB.class=1
AND PTB.minor_id=0
AND C.[object_id]=PTB.major_id
-- AND PFD.name='Caption' -- 表说明对应的描述名称(一个表可以添加多个不同name的描述)
LEFT JOIN -- 索引及主键信息
(
SELECT
IDXC.[object_id],
IDXC.column_id,
Sort=CASE INDEXKEY_PROPERTY(IDXC.[object_id],IDXC.index_id,IDXC.index_column_id,'IsDescending')
WHEN 1 THEN 'DESC' WHEN 0 THEN 'ASC' ELSE '' END,
PrimaryKey=CASE WHEN IDX.is_primary_key=1 THEN N'√'ELSE N'' END,
IndexName=IDX.Name
FROM sys.indexes IDX
INNER JOIN sys.index_columns IDXC
ON IDX.[object_id]=IDXC.[object_id]
AND IDX.index_id=IDXC.index_id
LEFT JOIN sys.key_constraints KC
ON IDX.[object_id]=KC.[parent_object_id]
AND IDX.index_id=KC.unique_index_id
INNER JOIN -- 对于一个列包含多个索引的情况,只显示第1个索引信息
(
SELECT [object_id], Column_id, index_id=MIN(index_id)
FROM sys.index_columns
GROUP BY [object_id], Column_id
) IDXCUQ
ON IDXC.[object_id]=IDXCUQ.[object_id]
AND IDXC.Column_id=IDXCUQ.Column_id
AND IDXC.index_id=IDXCUQ.index_id
) IDX
ON C.[object_id]=IDX.[object_id]
AND C.column_id=IDX.column_id
-- WHERE O.name=N'要查询的表' -- 如果只查询指定表,加上此条件
ORDER BY O.name,C.column_id

-- 2. 索引及主键信息
-- ========================================================================
-- 索引及主键信息
-- 邹建 2005.08(引用请保留此信息)
-- ========================================================================
SELECT
TableId=O.[object_id],
TableName=O.Name,
IndexId=ISNULL(KC.[object_id],IDX.index_id),
IndexName=IDX.Name,
IndexType=ISNULL(KC.type_desc,'Index'),
Index_Column_id=IDXC.index_column_id,
ColumnID=C.Column_id,
ColumnName=C.Name,
Sort=CASE INDEXKEY_PROPERTY(IDXC.[object_id],IDXC.index_id,IDXC.index_column_id,'IsDescending')
WHEN 1 THEN 'DESC' WHEN 0 THEN 'ASC' ELSE '' END,
PrimaryKey=CASE WHEN IDX.is_primary_key=1 THEN N'√'ELSE N'' END,
[UQIQUE]=CASE WHEN IDX.is_unique=1 THEN N'√'ELSE N'' END,
Ignore_dup_key=CASE WHEN IDX.ignore_dup_key=1 THEN N'√'ELSE N'' END,
Disabled=CASE WHEN IDX.is_disabled=1 THEN N'√'ELSE N'' END,
Fill_factor=IDX.fill_factor,
Padded=CASE WHEN IDX.is_padded=1 THEN N'√'ELSE N'' END
FROM sys.indexes IDX
INNER JOIN sys.index_columns IDXC
ON IDX.[object_id]=IDXC.[object_id]
AND IDX.index_id=IDXC.index_id
LEFT JOIN sys.key_constraints KC
ON IDX.[object_id]=KC.[parent_object_id]
AND IDX.index_id=KC.unique_index_id
INNER JOIN sys.objects O
ON O.[object_id]=IDX.[object_id]
INNER JOIN sys.columns C
ON O.[object_id]=C.[object_id]
AND O.type='U'
AND O.is_ms_shipped=0
AND IDXC.Column_id=C.Column_id
-- INNER JOIN -- 对于一个列包含多个索引的情况,只显示第1个索引信息
-- (
-- SELECT [object_id], Column_id, index_id=MIN(index_id)
-- FROM sys.index_columns
-- GROUP BY [object_id], Column_id
-- ) IDXCUQ
-- ON IDXC.[object_id]=IDXCUQ.[object_id]
-- AND IDXC.Column_id=IDXCUQ.Column_id

[冰糖_adam]

[Quote=引用 4 楼 的回复:]

SQL code
SELECT
表名=case when a.colorder=1 then d.name else ' ' end,
字段序号=a.colorder,
字段名=a.name,
标识=case when COLUMNPROPERTY( a.id,a.name, 'IsIdentity ')=1 ……
[/Quote]
这个我测试了下，盘断不了唯一索引和自动增长列。

[冰糖_adam]

[Quote=引用 5 楼 的回复:]

--sql server 2000
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……
[/Quote]


第二个 不能用到SQL 2000 上？

[--小F--]

--查询用户表对象信息
select Tab.Name as [表名],Tab.create_date as [创建时间],Tab.modify_date as [最后修改时间],
Col.Name as [列名] ,Type.name as [数据类型],Col.max_length as [字段长度],
CASE WHEN pk.is_primary_key= 1 THEN 'Y' ELSE 'N' end as [是否主键],
CASE WHEN Col.is_identity = 1 THEN 'Y' else 'N'end as [是否自增] ,
identity_columns.seed_value as [自增种子],identity_columns.increment_value as [自增步长],
case when Col.is_nullable = 1 then 'Y' else 'N' END AS [是否允许为NULL],
Def.text as [默认值],case when Col.is_computed = 1 then 'Y' else 'N' END as [是否计算列] ,
computed_columns.definition as [计算公式],Col_Desc.Value as [列备注]
from sys.objects Tab inner join sys.columns Col on Tab.object_id =Col.object_id
inner join sys.types Type on Col.system_type_id = Type.system_type_id
left join sys.identity_columns identity_columns on Tab.object_id = identity_columns.object_id and Col.column_id = identity_columns.column_id
left join syscomments Def on Col.default_object_id = Def.ID
left join(
select index_columns.object_id,index_columns.column_id,indexes.is_primary_key
from sys.indexes indexes inner join sys.index_columns index_columns
on indexes.object_id = index_columns.object_id and indexes.index_id = index_columns.index_id
where indexes.is_primary_key = 1/*主键*/
) PK on Tab.object_id = PK.object_id AND Col.column_id = PK.column_id
left join sys.computed_columns computed_columns on Tab.object_id =computed_columns.object_id and Col.column_id = computed_columns.column_id
left join sys.extended_properties Col_Desc on Col_Desc.major_id=Tab.object_id and Col_Desc.minor_id=Col.Column_id and Col_Desc.class=1
where Tab.type = 'U' and Tab.Name not like'sys%'
order by Tab.create_date



--查询所有视图
select views.Name as [视图名],Col.Name as [列名] ,Type.name as [数据类型],Col.max_length as [字段长度]
--,Col_Desc.Value as Col_Description
from sys.views views
inner join sys.columns Col on views.object_id = Col.object_id
inner join sys.types Type on Col.system_type_id = Type.system_type_id
--left join sys.extended_properties Col_Desc
-- on Col_Desc.major_id=views.object_id and Col_Desc.minor_id=Col.Column_id and Col_Desc.class=1
order by Create_Date


--查询外键约束
select FK_Name as [外键名],Parent_Tab_Name as [外键表],
[外键列]=stuff((select '，'+[Parent_Col_Name] from (
select FK.name as FK_Name,Parent_Tab.Name as Parent_Tab_Name,Parent_Col.Name as Parent_Col_Name,
Referenced_Tab.Name as Referenced_Tab_Name,Referenced_Col.Name as Referenced_Col_Name
from sys.foreign_keys FK
inner join sys.foreign_key_columns Col on FK.Object_ID = Col.constraint_object_id
inner join sys.objects Parent_Tab ON Col.parent_object_id = Parent_Tab.Object_ID and Parent_Tab.TYPE = 'U'
inner join sys.columns Parent_Col on Parent_Tab.Object_ID = Parent_Col.object_id
and Col.parent_column_id = Parent_Col.column_id
inner join sys.objects Referenced_Tab ON Col.referenced_object_id = Referenced_Tab.Object_ID and Referenced_Tab.TYPE = 'U'
inner join sys.columns Referenced_Col on Referenced_Tab.Object_ID = Referenced_Col.object_id
and Col.referenced_column_id = Referenced_Col.column_id
)t where FK_Name=tb.FK_Name and Parent_Tab_Name = tb.Parent_Tab_Name and Referenced_Tab_Name = tb.Referenced_Tab_Name for xml path('')), 1, 1, ''),
Referenced_Tab_Name as [主键表],
[主键列]=stuff((select '，'+[Referenced_Col_Name] from (
select FK.name as FK_Name,Parent_Tab.Name as Parent_Tab_Name,Parent_Col.Name as Parent_Col_Name,
Referenced_Tab.Name as Referenced_Tab_Name,Referenced_Col.Name as Referenced_Col_Name
from sys.foreign_keys FK
inner join sys.foreign_key_columns Col on FK.Object_ID = Col.constraint_object_id
inner join sys.objects Parent_Tab ON Col.parent_object_id = Parent_Tab.Object_ID and Parent_Tab.TYPE = 'U'
inner join sys.columns Parent_Col on Parent_Tab.Object_ID = Parent_Col.object_id
and Col.parent_column_id = Parent_Col.column_id
inner join sys.objects Referenced_Tab ON Col.referenced_object_id = Referenced_Tab.Object_ID and Referenced_Tab.TYPE = 'U'
inner join sys.columns Referenced_Col on Referenced_Tab.Object_ID = Referenced_Col.object_id
and Col.referenced_column_id = Referenced_Col.column_id
)t where FK_Name=tb.FK_Name and Parent_Tab_Name = tb.Parent_Tab_Name and Referenced_Tab_Name = tb.Referenced_Tab_Name for xml path('')), 1, 1, '')
--as [外键列]
from (
select FK.name as FK_Name,Parent_Tab.Name as Parent_Tab_Name,Parent_Col.Name as Parent_Col_Name,
Referenced_Tab.Name as Referenced_Tab_Name,Referenced_Col.Name as Referenced_Col_Name
from sys.foreign_keys FK
inner join sys.foreign_key_columns Col on FK.Object_ID = Col.constraint_object_id
inner join sys.objects Parent_Tab ON Col.parent_object_id = Parent_Tab.Object_ID and Parent_Tab.TYPE = 'U'
inner join sys.columns Parent_Col on Parent_Tab.Object_ID = Parent_Col.object_id
and Col.parent_column_id = Parent_Col.column_id
inner join sys.objects Referenced_Tab ON Col.referenced_object_id = Referenced_Tab.Object_ID and Referenced_Tab.TYPE = 'U'
inner join sys.columns Referenced_Col on Referenced_Tab.Object_ID = Referenced_Col.object_id
and Col.referenced_column_id = Referenced_Col.column_id
)tb
group by FK_Name,Parent_Tab_Name,Referenced_Tab_Name


--查询所有存储过程
select Pr_Name as [存储过程], [参数]=stuff((select '，'+[Parameter]
from (
select Pr.Name as Pr_Name,parameter.name +' ' +Type.Name + ' ('+convert(varchar(32),parameter.max_length)+')' as Parameter
from sys.procedures Pr left join
sys.parameters parameter on Pr.object_id = parameter.object_id
inner join sys.types Type on parameter.system_type_id = Type.system_type_id
where type = 'P'
) t where Pr_Name=tb.Pr_Name for xml path('')), 1, 1, '')
from (
select Pr.Name as Pr_Name,parameter.name +' ' +Type.Name + ' ('+convert(varchar(32),parameter.max_length)+')' as Parameter
from sys.procedures Pr left join
sys.parameters parameter on Pr.object_id = parameter.object_id
inner join sys.types Type on parameter.system_type_id = Type.system_type_id
where type = 'P'
)tb
where Pr_Name not like 'sp_%' --and Pr_Name not like 'dt%'
group by Pr_Name
order by Pr_Name

--查询所有触发器
select triggers.name as [触发器],tables.name as [表名],triggers.is_disabled as [是否禁用],
triggers.is_instead_of_trigger AS [触发器类型],
case when triggers.is_instead_of_trigger = 1 then 'INSTEAD OF'
when triggers.is_instead_of_trigger = 0 then 'AFTER'
else null
end as [触发器类型描述]
from sys.triggers triggers
inner join sys.tables tables on triggers.parent_id = tables.object_id
where triggers.type ='TR'
order by triggers.create_date

--查询所有索引
select indexs.Tab_Name as [表名],indexs.Index_Name as [索引名] ,indexs.[Co_Names] as [索引列],
Ind_Attribute.is_primary_key as [是否主键],Ind_Attribute.is_unique AS [是否唯一键],
Ind_Attribute.is_disabled AS [是否禁用]
from (
select Tab_Name,Index_Name, [Co_Names]=stuff((select '，'+[Co_Name] from
( select tab.Name as Tab_Name,ind.Name as Index_Name,Col.Name as Co_Name from sys.indexes ind
inner join sys.tables tab on ind.Object_id = tab.object_id and ind.type in (1,2)/*索引的类型：0=堆/1=聚集/2=非聚集/3=XML*/
inner join sys.index_columns index_columns on tab.object_id = index_columns.object_id and ind.index_id = index_columns.index_id
inner join sys.columns Col on tab.object_id = Col.object_id and index_columns.column_id = Col.column_id
) t where Tab_Name=tb.Tab_Name and Index_Name=tb.Index_Name for xml path('')), 1, 1, '')
from (
select tab.Name as Tab_Name,ind.Name as Index_Name,Col.Name as Co_Name from sys.indexes ind
inner join sys.tables tab on ind.Object_id = tab.object_id and ind.type in (1,2)/*索引的类型：0=堆/1=聚集/2=非聚集/3=XML*/
inner join sys.index_columns index_columns on tab.object_id = index_columns.object_id and ind.index_id = index_columns.index_id
inner join sys.columns Col on tab.object_id = Col.object_id and index_columns.column_id = Col.column_id
)tb
where Tab_Name not like 'sys%'
group by Tab_Name,Index_Name
) indexs inner join sys.indexes Ind_Attribute on indexs.Index_Name = Ind_Attribute.name
order by indexs.Tab_Name

[汤姆克鲁斯]

[Quote=引用 8 楼 的回复:]

--查询用户表对象信息
select Tab.Name as [表名],Tab.create_date as [创建时间],Tab.modify_date as [最后修改时间],
Col.Name as [列名] ,Type.name as [数据类型],Col.max_length as [字段长度],
CASE WHEN pk.is_primar……
[/Quote]
卧槽啊

[以学习为目的]

[Quote=引用 8 楼 的回复:]
--查询用户表对象信息
select Tab.Name as [表名],Tab.create_date as [创建时间],Tab.modify_date as [最后修改时间],
Col.Name as [列名] ,Type.name as [数据类型],Col.max_length as [字段长度],
CASE WHEN pk.is_primary_key= 1 THEN 'Y……
[/Quote]小F姐太狠了

[冰糖_adam]

这个是一定要收藏待用的....