这应该适用于任何表,但在我的示例中,我只是创建了一个测试表。您需要在@YourTableName 中设置表名。此外,您需要设置@YourTableWhere 以将结果限制为一行,否则输出看起来很奇怪,多行混合在一起。
试试这个:
BEGIN TRY
CREATE TABLE YourTestTable
(RowID int primary key not null identity(1,1)
,col1 int null
,col2 varchar(30)
,col3 varchar(20)
,col4 money
,StatusValue char(1)
,xyz_123 int
)
INSERT INTO YourTestTable (col1,col2,col3,col4,StatusValue,xyz_123) VALUES (1234,'wow wee!','this is a long test!',1234.56,'A',98765)
INSERT INTO YourTestTable (col1,col2,col3,col4,StatusValue,xyz_123) VALUES (543,'oh no!','short test',0,'I',12)
END TRY BEGIN CATCH END CATCH
select * from YourTestTable
DECLARE @YourTableName varchar(1000)
DECLARE @YourTableWhere varchar(1000)
DECLARE @YourQuery varchar(max)
SET @YourTableName='YourTestTable'
set @YourTableWhere='y.RowID=1'
SELECT
@YourQuery = STUFF(
(SELECT
' UNION '
+ 'SELECT '''+COLUMN_NAME+''', CONVERT(varchar(max),'+COLUMN_NAME+') FROM '+@YourTableName+' y'+ISNULL(' WHERE '+@YourTableWhere,'')
FROM INFORMATION_SCHEMA.COLUMNS
WHERE table_name = @YourTableName
FOR XML PATH('')
), 1, 7, ''
)
PRINT @YourQuery
EXEC (@YourQuery)
输出:
RowID col1 col2 col3 col4 StatusValue xyz_123
----------- ----------- ------------------------------ -------------------- --------------------- ----------- -----------
1 1234 wow wee! this is a long test! 1234.56 A 98765
2 543 oh no! short test 0.00 I 12
SELECT 'RowID', CONVERT(varchar(max),RowID) FROM YourTestTable y WHERE y.RowID=1 UNION SELECT 'col1', CONVERT(varchar(max),col1) FROM YourTestTable y WHERE y.RowID=1 UNION SELECT 'col2', CONVERT(varchar(max),col2) FROM YourTestTable y WHERE y.RowID=1 UNION SELECT 'col3', CONVERT(varchar(max),col3) FROM YourTestTable y WHERE y.RowID=1 UNION SELECT 'col4', CONVERT(varchar(max),col4) FROM YourTestTable y WHERE y.RowID=1 UNION SELECT 'StatusValue', CONVERT(varchar(max),StatusValue) FROM YourTestTable y WHERE y.RowID=1 UNION SELECT 'xyz_123', CONVERT(varchar(max),xyz_123) FROM YourTestTable y WHERE y.RowID=1
----------- ------------------------
col1 1234
col2 wow wee!
col3 this is a long test!
col4 1234.56
RowID 1
StatusValue A
xyz_123 98765
编辑
对于 SQL Server 2000 兼容性,您应该能够将 varchar(max) 替换为 varchar(8000) 并使用它来代替SELECT @YourQuery
上面代码中的查询:
SELECT
@YourQuery=ISNULL(@YourQuery+' UNION ','')
+ 'SELECT '''+COLUMN_NAME+''', CONVERT(varchar(max),'+COLUMN_NAME+') FROM '+@YourTableName+' y'+ISNULL(' WHERE '+@YourTableWhere,'')
FROM INFORMATION_SCHEMA.COLUMNS
WHERE table_name = @YourTableName