我有以下MySQL查询:SELECT imgURL, imgTitle, FROM imagesSELECT DISTINCT imgFamily FROM imagesSELECT DISTINCT imgClass FROM images
我想知道是否可以将它们合并到one查询中?换句话说,SELECT imgURL, imgTitle, DISTINCT imgFamily, and <
对了,另一个关于查询的问题(肯定有比mySQL手册更有用的语法指南吧?)%Y')date, COUNT(`ip`) AddressCount FROM `Metrics` WHERE `ID` = '1' GROUP BY DATE(`when`)
我现在想执行一个类似的查询SELECT DATE_FORMAT(`when`, '%e_%c_%Y')date, COUNT(distinct `ip`) AddressCount FROM `Metrics` WHERE `I