So, I have a page and I want to list all the days of the week and events on that day for a pub. Some of the days dont have events but i still want to list the day of the week. How should i set this up in my mysql database?
1条回答 默认 最新
- doufuxing8562 2011-12-07 21:26关注
SELECT w.week_day , e.pub_id , e.event FROM weekday AS w LEFT JOIN event AS e ON e.day_of_week_number = w.week_number AND e.pub_id = @search_this_pub_id ORDER BY w.week_number
解决 无用评论 打赏 举报
悬赏问题
- ¥15 使用ue5插件narrative时如何切换关卡也保存叙事任务记录
- ¥20 软件测试决策法疑问求解答
- ¥15 win11 23H2删除推荐的项目,支持注册表等
- ¥15 matlab 用yalmip搭建模型,cplex求解,线性化处理的方法
- ¥15 qt6.6.3 基于百度云的语音识别 不会改
- ¥15 关于#目标检测#的问题:大概就是类似后台自动检测某下架商品的库存,在他监测到该商品上架并且可以购买的瞬间点击立即购买下单
- ¥15 神经网络怎么把隐含层变量融合到损失函数中?
- ¥15 lingo18勾选global solver求解使用的算法
- ¥15 全部备份安卓app数据包括密码,可以复制到另一手机上运行
- ¥20 测距传感器数据手册i2c