Petra Barus

Still reading the whole Query classes to start working on the pull request. But as the framework users so far, the ideas are below. First, we should add `alias` attribute...

@cebe can you give example how should I write the refactored `isRemoved` method in the above example I gave. ``` php class Query extends \yii\db\ActiveQuery { public function isNotRemoved() {...

@cebe just skimmed the #10813 and #10253, can we do something like this? ``` php class Query extends \yii\db\ActiveQuery { public function isNotRemoved() { $alias = $this->getAlias(); return $this->andWhere(["`{$alias}`.is_removed" =>...

or maybe we can have a shorthand placeholder for current alias.. like `{{}}`. ``` class Query extends \yii\db\ActiveQuery { public function isNotRemoved() { return $this->andWhere(['{{}}.is_removed' => 0]); //string {{}} will...

Haven't read update on `ActiveQuery` for a while. I assume `@alias` will be automatically generated right? so adding `@alias` in `return $this->andWhere(['@alias.is_removed' => 0]);` should work right? ``` php class...

> However I notice that in your example Shelf and Book are built on Shelf::class, so I assume they are using the same table name 'shelf' (or it probably is...