function DatabaseCacheTagsChecksum::ensureTableExists

Check if the cache tags table exists and create it if not.

File

core/lib/Drupal/Core/Cache/DatabaseCacheTagsChecksum.php, line 75

Class

DatabaseCacheTagsChecksum

Cache tags invalidations checksum implementation that uses the database.

Namespace

Code

protected function ensureTableExists() {
    try {
        $database_schema = $this->connection
            ->schema();
        // Create the cache tags table if it does not exist.
        if (!$database_schema->tableExists('cachetags')) {
            $schema_definition = $this->schemaDefinition();
            $database_schema->createTable('cachetags', $schema_definition);
            return TRUE;
        }
    } catch (DatabaseException $e) {
        return TRUE;
    }
    return FALSE;
}