If you want to edit data directly in the gridview in a 'dropdownlist' style, then you could use the 'type' => 'select' option of TbEditableColumn (YiiBooster) or EditableColumn (x-editable for Yii). This wiki shows how to get data from the db for the 'dropdownlist', by converting AR model data into an array that is passed in json format.
In this article i will explain how to customize log activity in database, Imaging you need to save IP user, Url request and user_name in database,But table created by default with Yii only have id,level,category,logtime and message
Yii2 introduces the BootstrapInterface to ease our application initialization tasks, whether they are composer based or Application bootstrap (do not mistaken with Bootstrap CSS Framework) based tasks. On this article, I am going to explain how to use it on your Application bootstrap process.