By default this method returns the class name as the index name by calling [[Inflector::camel2id()]].
For example, 'Article' becomes 'article', and 'StockItem' becomes
'stock_item'. You may override this method if the index is not named after this convention.
/**
* Returns a value indicating whether the given active record is the same as the current one.
* The comparison is made by comparing the index names and the primary key values of the two active records.
* If one of the records [[isNewRecord|is new]] they are also considered not equal.
* @param ActiveRecord $record record to compare to
* @return boolean whether the two active records refer to the same row in the same index.
*/
public function equals($record)
{
if ($this->isNewRecord || $record->isNewRecord) {
return false;
}
return $this->indexName() === $record->indexName() && $this->getPrimaryKey() === $record->getPrimaryKey();
}
