摘要:
#课程表DROP TABLE IF EXISTS `course`;CREATE TABLE `course` ( `CNO` char(5) NOT NULL, `CNAME` varchar(10) NOT NULL, `TNO` int(10) NOT NULL, PRIMARY KEY (`CNO`)) ENGINE=MyISAM AUTO_INCREMENT=348 DEFAUL... 阅读全文
摘要:
Group by DROP TABLE IF EXISTS `employee_tbl`; CREATE TABLE `employee_tbl` ( `id` int(11) NOT NULL, `name` char(10) NOT NULL DEFAULT '', `date` datetim 阅读全文