function DatabaseBackend::deleteAll

Deletes all cache items in a bin.

Overrides CacheBackendInterface::deleteAll

File

core/lib/Drupal/Core/Cache/DatabaseBackend.php, line 349

Class

DatabaseBackend

Defines a default cache implementation.

Namespace

Code

public function deleteAll() {
  try {
    $this->connection
      ->truncate($this->bin)
      ->execute();
  } catch (\Exception $e) {
    // Create the cache table, which will be empty. This fixes cases during
    // core install where a cache table is cleared before it is set
    // with {cache_render} and {cache_data}.
    if (!$this->ensureBinExists()) {
      $this->catchException($e);
    }
  }
}