Access should be able to handle up to 255 columns in a table, seehttp://www.business-concepts.co.uk/database-limitations.htm >>>SQLSERVER会不会也会出现这样的限制呢?Columns per base table: 1024seehttp://msdn.microsoft.com/library/default.asp?url=/library/en-us/architec/8_ar_ts_8dbn.aspby the way, why do you need that many columns for a single table? are your tables well normalized? or maybe you didn't design your table well
>>>SQLSERVER会不会也会出现这样的限制呢?Columns per base table: 1024seehttp://msdn.microsoft.com/library/default.asp?url=/library/en-us/architec/8_ar_ts_8dbn.aspby the way, why do you need that many columns for a single table? are your tables well normalized? or maybe you didn't design your table well
另外.主从表干什么的?
被狗吃了?老兄..你数据库定义的思路不对..