CREATE proc Full_Search(@string varchar(50))
as
begin
declare @tbname varchar(50)
declare tbroy cursor for select name from sysobjects
where xtype= 'u ' --第一个游标遍历所有的表
open tbroy
fetch next from tbroy into @tbname
while @@fetch_status=0
begin
declare @colname varchar(50)
declare colroy cursor for select name from syscolumns
where id=object_id(@tbname) and xtype in (
select xtype from systypes
where name in ( 'varchar ', 'nvarchar ', 'char ', 'nchar ') --数据类型为字符型的字段
) --第二个游标是第一个游标的嵌套游标，遍历某个表的所有字段
open colroy
fetch next from colroy into @colname
while @@fetch_status=0
begin
declare @sql nvarchar(1000),@j int
select @sql= 'select @i=count(1) from ' +@tbname + ' where '+ @colname+ ' like '+ '''%'+@string+ '%'''
exec sp_executesql @sql,N'@i int output',@i=@j output --输出满足条件表的记录数
if @j> 0
BEGIN
select 包含字串的表名=@tbname
--exec( 'select distinct '+@colname+' from ' +@tbname + ' where '+ @colname+ ' like '+ '''%'+@string+ '%''')
END
fetch next from colroy into @colname
end
close colroy
deallocate colroy
fetch next from tbroy into @tbname
end
close tbroy
deallocate tbroy
end
go
比如查的“首页列表”方法：
exec Full_Search '首页列表'
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