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Re: SQL TYPE datetime Re: SQL TYPE datetime Posted by 小吴 on July 03, 1997 at 06:35:52: In Reply to: Re: SQL TYPE datetime posted by jacky on July 02, 1997 at 03:16:30: 什么时候 datetime 型别可以放空字串了? datetime 型别只能放日期,在 SQL 语法中虽然是用字串来指定日期时间,但并不代表空字串可以放进 datetime 型别内。 Follow Ups: