function trigger_schema

Implements hook_schema().

File

modules/trigger/trigger.install, line 11

Code

function trigger_schema() {
    // The total index length (hook and aid) must be less than 333. Since the aid
    // field is 255 characters, the hook field can have a maximum length of 78.
    $schema['trigger_assignments'] = array(
        'description' => 'Maps trigger to hook and operation assignments from trigger.module.',
        'fields' => array(
            'hook' => array(
                'type' => 'varchar',
                'length' => 78,
                'not null' => TRUE,
                'default' => '',
                'description' => 'Primary Key: The name of the internal Drupal hook; for example, node_insert.',
            ),
            'aid' => array(
                'type' => 'varchar',
                'length' => 255,
                'not null' => TRUE,
                'default' => '',
                'description' => "Primary Key: Action's {actions}.aid.",
            ),
            'weight' => array(
                'type' => 'int',
                'not null' => TRUE,
                'default' => 0,
                'description' => 'The weight of the trigger assignment in relation to other triggers.',
            ),
        ),
        'primary key' => array(
            'hook',
            'aid',
        ),
        'foreign keys' => array(
            'action' => array(
                'table' => 'actions',
                'columns' => array(
                    'aid' => 'aid',
                ),
            ),
        ),
    );
    return $schema;
}