每天学一点!
$query = new Query(); $query->select('*') //查询字段 ->from(Article::tableName.'a') //a 是表的别名 ->leftJoin(articleCategory::tableName.'ac','ac.category_id = a.id'); $data= $query->all();
$query = new Query();
$query->select('*') //查询字段 ->from(Article::tableName.'a') //a 是表的别名 ->leftJoin(articleCategory::tableName.'ac','ac.category_id = a.id'); $data= $query->all();
@moka同学 你在加一个where查询条件试试