--如果表比较大，时间会比较长
DECLARE @searchValue NVARCHAR(50)
SET @searchValue='1234'
DECLARE @t TABLE (
rowNum INT IDENTITY(1,1) PRIMARY KEY,
tableName NVARCHAR(50),
colunName NVARCHAR(50),
SQL NVARCHAR(MAX),
cnt INT
)
INSERT INTO @t (tableName,colunName,SQL)
SELECT t.name,c.name,'select @cnt=count(1) from '+t.name +' with(nolock) where '+c.name+'='''+@searchValue+''''
FROM sys.tables AS t INNER JOIN sys.[columns] AS c ON t.[object_id]=c.[object_id]
DECLARE @i INT,@iMax INT,@sql NVARCHAR(MAX),@cnt INT
SELECT @i=1,@iMax= MAX(rowNum) FROM @t
WHILE @i<=@iMax
BEGIN
SELECT @sql=sql FROM @t WHERE rowNum=@i
PRINT @sql
EXEC sp_executesql @sql,N'@cnt int out',@cnt OUT
UPDATE @t SET SQL=@sql,cnt=@cnt WHERE rowNum=@i
SET @i=@i+1
END
SELECT * FROM @t WHERE cnt>0