Nette\Caching\Storages\SQLiteJournal::write PHP Метод

    public function write($key, array $dependencies)
    {
        if (!$this->pdo) {
            $this->open();
        }
        $this->pdo->exec('BEGIN');
        if (!empty($dependencies[Cache::TAGS])) {
            $this->pdo->prepare('DELETE FROM tags WHERE key = ?')->execute([$key]);
            foreach ((array) $dependencies[Cache::TAGS] as $tag) {
                $arr[] = $key;
                $arr[] = $tag;
            }
            $this->pdo->prepare('INSERT INTO tags (key, tag) SELECT ?, ?' . str_repeat('UNION SELECT ?, ?', count($arr) / 2 - 1))->execute($arr);
        }
        if (!empty($dependencies[Cache::PRIORITY])) {
            $this->pdo->prepare('REPLACE INTO priorities (key, priority) VALUES (?, ?)')->execute([$key, (int) $dependencies[Cache::PRIORITY]]);
        }
        $this->pdo->exec('COMMIT');
        return TRUE;
    }