public function DatabaseBackend::deleteAll in Drupal 8

Same name and namespace in other branches

1. 9 core/lib/Drupal/Core/Cache/DatabaseBackend.php \Drupal\Core\Cache\DatabaseBackend::deleteAll()
2. 10 core/lib/Drupal/Core/Cache/DatabaseBackend.php \Drupal\Core\Cache\DatabaseBackend::deleteAll()

Deletes all cache items in a bin.

Overrides CacheBackendInterface::deleteAll

See also

\Drupal\Core\Cache\CacheBackendInterface::invalidateAll()

\Drupal\Core\Cache\CacheBackendInterface::delete()

\Drupal\Core\Cache\CacheBackendInterface::deleteMultiple()

File

core/lib/Drupal/Core/Cache/DatabaseBackend.php, line 309

Class

DatabaseBackend

Defines a default cache implementation.

Namespace

Drupal\Core\Cache

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);
    }
  }
}