private function getFieldsListFromDatabase()
{
$Connection = Connection::getConnection();
$request = $Connection->prepare("SELECT TABLE_NAME, COLUMN_NAME, DATA_TYPE FROM `information_schema`.`COLUMNS` WHERE TABLE_SCHEMA LIKE ? AND TABLE_NAME LIKE ?");
$request->execute([Connection::getDatabaseName(), $this->_tableName]);
$array = [];
foreach ($request->fetchAll() as $k => $v) {
$array[] = $v['COLUMN_NAME'];
}
return $array;
}
