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  • Courses in the relevant section:Aggregate . Native . Subquery

    兩張表之間的子查詢(第一張表有id,name;第二張表有uid,性別) //求出所有男的uid $subQuery = Db::name('two)->field('uid')->where('gender','男')->buildSql(true); //查詢出所有性別為男的所有用戶信息 $result = Db::name('one')->where('id', 'exp', 'IN' .$subQuery)->select(); 第二種方法 $result = Db::name('one')->where('id','in',function($query){ $query->name('two')->field('uid')->where('gender','男'); })->select();

    2022-11-270個(gè)贊