SQL Server查询可以实现很多的功能，下面为您介绍的是SQL Server查询所有表之中包含该字段的方法，希望对您学习SQL Server查询方面能有些许的帮助。
从系统表自动生成sql语句来运行得到结果
select a.name as columnname,object_name(a.id)as tablename into t from syscolumns a,
sysobjects b,
systypes c
where a.id=b.id
and a.xtype=c.xtype
and b.xtype='u'
and c.name in('varchar','nvarchar','char','nchar','text','ntext')
and object_name(a.id)<>'t'
go
create function udf_genSQL(@tableName varchar(1000),@keyword varchar(1000))
returns varchar(8000)
as
begin
declare @sql varchar(8000)
set @sql='select * from '+@tableName +' where 1=1 '
select @sql=@sql+' or '+
columnname +' like ''%'+@keyword+'%''' from t
where tablename=@tablename
return @sql
end
go
select dbo.udf_genSQL(tableName,'a') from t group by tablename
drop table t
drop function dbo.udf_genSQL
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