CREATE TABLE #tmp (
        [DBID] INT,
        [TableName] sysname,
        [ColumnName] VARCHAR(255)
)

-- EXEC usp_find_string 'credit'

CREATE procedure usp_find_string @string as varchar(1000)
as
begin
declare @mincounter as int
declare @maxcounter as int
declare @stmtquery as varchar(1000)
set @stmtquery=''
create table #tmp(tablename varchar(128),columnname varchar(128),rowid int identity)
create table #tablelist(tablename varchar(128),columnname varchar(128))
declare @tmp table(name varchar(128))
declare @tablename as varchar(128)
declare @columnname as varchar(128)

insert into #tmp(tablename,columnname)
select a.name,b.name as columnname from sysobjects a
inner join syscolumns b on a.name=object_name(b.id)
where a.type='u'
and b.xtype in(select xtype from systypes
    where name='text' or name='ntext' or name='varchar' or name='nvarchar' or name='char' or name='nchar')
order by a.name

select @maxcounter=max(rowid),@mincounter=min(rowid) from #tmp 
while(@mincounter <= @maxcounter )
begin
 select @tablename=tablename, @columnname=columnname from #tmp where rowid=@mincounter
 set @stmtquery ='select top 1  ' + '[' +@columnname+']' + ' from ' + '['+@tablename+']' + ' where ' + '['+@columnname+']' + ' like ' + '''%' + @string + '%'''
 insert into @tmp(name) exec(@stmtquery)
 if @@rowcount >0
 insert into #tablelist values(@tablename,@columnname)
 set @mincounter=@mincounter +1
end
select * from #tablelist
end