update() public method Saves the changes to this active

EVENT_BEFORE_INSERT event of type yii\base\ModelEvent

union() public method Appends a SQL statement using UNION

$catalogName public property Name of the catalog (database) that

$each public property Whether to return a single row during each

createTable() public method Builds and executes a SQL

dropCommentFromColumn() public method (available since version 2.0.8)

count() public method Returns the number of records.

buildCompositeInCondition() protected method Builds SQL

EVENT_AFTER_FIND event of type yii\base\Event