private function tryToUseIdsFromDatabase()
{
$vpidTableExists = (bool) $this->database->get_row("SHOW TABLES LIKE '{$this->database->vp_id}'");
if (!$vpidTableExists) {
return;
}
$vpidRows = $this->database->get_results("SELECT `table`, id, HEX(vp_id) vp_id FROM {$this->database->vp_id}");
foreach ($vpidRows as $row) {
$this->idCache[$this->dbSchema->getEntityInfoByTableName($row->table)->entityName][$row->id] = $row->vp_id;
}
}