Left Join Laravel
<?php
$model = $model->leftJoin('history', function ($join) {
$join->on('history.record_id', '=', 'work_order.work_order_id');
$join->where('history.tablename', '=', 'test');
$join->where('history.columnname', '=', 'column');
$join->where(DB::raw('(`history`.`value_from` = 0 or `history`.`value_from` = "")'), '', '');
$join->where('history.value_to', '>', '0');
});