delete * from hmlog where wsname = 1980 delete hmlog where wsname = 1980 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 delete hmlog where wsname = 1980 delete hmlog where wsname = 1980 delete hmlog where wsname = 1980 delete hmlog where wsname = 1980 delete from hmlog where wsname = 1980 也可 delete from hmlog where wsname = 1980 不知道你加个*干什么?正确的写法:delete from hmlog where wsname = 1980 delete from hmlog where wsname = 1980 delete from hmlog where wsname = 1980 根据时间段求出勤率,缺勤率====== 求救~~~~~~~~~~~~~SQL查询语句 【紧急求助】:一个数据库ER图及SQL语句的实现,多谢 求一个SQL语句的编写 用时间做关键字的缺点? 如何选择查询一个表里面一个字段唯一的记录? 求一个select语句 使用公式时如何引用另一个表中的变量? 附加数据库出错 Sql只有sa帐户能连上,windows帐户却不行? 关于Distinct的问题 刚学sql的几个问题。大家帮我一下
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免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货