有時(shí)候我們想通過(guò)一個(gè)值知道這個(gè)值來(lái)自數(shù)據(jù)庫(kù)的哪個(gè)表以及哪個(gè)字段，在網(wǎng)上搜了一下，找到一個(gè)比較好的方法，通過(guò)一個(gè)存儲(chǔ)過(guò)程實(shí)現(xiàn)的。只需要傳入一個(gè)想要查找的值，即可查詢(xún)出這個(gè)值所在的表和字段名。
前提是要將這個(gè)存儲(chǔ)過(guò)程放在所查詢(xún)的數(shù)據(jù)庫(kù)。
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