查询整个数据库中某个特定值所在的表和字段的方法

CREATE PROCEDURE [dbo].[SP_FindValueInDB]
(
@value VARCHAR(1024)
)
AS
BEGIN
-- SET NOCOUNT ON added to prevent extra result sets from
-- interfering with SELECT statements.
SET NOCOUNT ON;
DECLARE @sql VARCHAR(1024)
DECLARE @table VARCHAR(64)
DECLARE @column VARCHAR(64)

CREATE TABLE #t (
tablename VARCHAR(64),
columnname VARCHAR(64)
)

DECLARE TABLES CURSOR
FOR

SELECT o.name, c.name
FROM syscolumns c
INNER JOIN sysobjects o ON c.id = o.id
WHERE o.type = 'U' AND c.xtype IN (167, 175, 231, 239)
ORDER BY o.name, c.name

OPEN TABLES

FETCH NEXT FROM TABLES
INTO @table, @column

WHILE @@FETCH_STATUS = 0
BEGIN
SET @sql = 'IF EXISTS(SELECT NULL FROM [' + @table + '] '
SET @sql = @sql + 'WHERE RTRIM(LTRIM([' + @column + '])) LIKE ''%' + @value + '%'') '
SET @sql = @sql + 'INSERT INTO #t VALUES (''' + @table + ''', '''
SET @sql = @sql + @column + ''')'

EXEC(@sql)

FETCH NEXT FROM TABLES
INTO @table, @column
END

CLOSE TABLES
DEALLOCATE TABLES

SELECT *
FROM #t

DROP TABLE #t

End