function DatabaseBackend::deleteAll

Same name 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()
  3. 11.x core/lib/Drupal/Core/Cache/DatabaseBackend.php \Drupal\Core\Cache\DatabaseBackend::deleteAll()

Overrides CacheBackendInterface::deleteAll

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);
        }
    }
}

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