Method deleteWithFilterSimulate

lib/Db/StorageMapper.php:259–272

* delete data * @param int $datasetId * @param $options * @return bool * @throws Exception */

(int $datasetId, $options)

     * @throws Exception
     */
    public function deleteWithFilterSimulate(int $datasetId, $options)
    {
        $sql = $this->db->getQueryBuilder();
        $sql->from(self::TABLE_NAME)
            ->selectAlias($sql->func()->count('*'), 'count')
            ->where($sql->expr()->eq('dataset', $sql->createNamedParameter($datasetId)));

        $this->applyFilterOptions($sql, $options);

        $statement = $sql->executeQuery();
        $result = $statement->fetch();
        $statement->closeCursor();
        return $result;
    }

    /**
     * delete all data of a dataset