/**
* Checks if some tables with the given prefix exist in the database
*
* @param string $dbUser
* @param string $dbPassword
* @param string $dbName
* @param string $dbHost
* @param string $dbPrefix
* @return bool
*/
private function someWpTablesExist($dbUser, $dbPassword, $dbName, $dbHost, $dbPrefix)
{
$wpdb = new \wpdb($dbUser, $dbPassword, $dbName, $dbHost);
$wpdb->set_prefix($dbPrefix);
$tables = $wpdb->get_col("SHOW TABLES LIKE '{$dbPrefix}_%'");
$wpTables = array_intersect($tables, $wpdb->tables());
return count($wpTables) > 0;
}