function DatabaseBackend::invalidateAll

Marks all cache items as invalid.

Invalid items may be returned in later calls to get(), if the $allow_invalid argument is TRUE.

Overrides CacheBackendInterface::invalidateAll

File

core/lib/Drupal/Core/Cache/DatabaseBackend.php, line 352

Class

DatabaseBackend

Defines a default cache implementation.

Namespace

Code

public function invalidateAll() {
    try {
        $this->connection
            ->update($this->bin)
            ->fields([
            'expire' => REQUEST_TIME - 1,
        ])
            ->execute();
    } catch (\Exception $e) {
        $this->catchException($e);
    }
}