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|
<?php
// $Id$
/**
* @file
* Install, update and uninstall functions for the field module.
*/
/**
* Implements hook_schema().
*/
function field_schema() {
// Static (meta) tables.
$schema['field_config'] = array(
'fields' => array(
'id' => array(
'type' => 'serial',
'not null' => TRUE,
'description' => 'The primary identifier for a field',
),
'field_name' => array(
'type' => 'varchar',
'length' => 32,
'not null' => TRUE,
'description' => 'The name of this field. Non-deleted field names are unique, but multiple deleted fields can have the same name.',
),
'type' => array(
'type' => 'varchar',
'length' => 128,
'not null' => TRUE,
'description' => 'The type of this field.',
),
'module' => array(
'type' => 'varchar',
'length' => 128,
'not null' => TRUE,
'default' => '',
'description' => 'The module that implements the field type.',
),
'active' => array(
'type' => 'int',
'size' => 'tiny',
'not null' => TRUE,
'default' => 0,
'description' => 'Boolean indicating whether the module that implements the field type is enabled.',
),
'storage_type' => array(
'type' => 'varchar',
'length' => 128,
'not null' => TRUE,
'description' => 'The storage backend for the field.',
),
'storage_module' => array(
'type' => 'varchar',
'length' => 128,
'not null' => TRUE,
'default' => '',
'description' => 'The module that implements the storage backend.',
),
'storage_active' => array(
'type' => 'int',
'size' => 'tiny',
'not null' => TRUE,
'default' => 0,
'description' => 'Boolean indicating whether the module that implements the storage backend is enabled.',
),
'locked' => array(
'type' => 'int',
'size' => 'tiny',
'not null' => TRUE,
'default' => 0,
'description' => '@TODO',
),
'data' => array(
'type' => 'text',
'size' => 'medium',
'not null' => TRUE,
'serialize' => TRUE,
'description' => 'Serialized data containing the field properties that do not warrant a dedicated column.',
),
'cardinality' => array(
'type' => 'int',
'size' => 'tiny',
'not null' => TRUE,
'default' => 0,
),
'translatable' => array(
'type' => 'int',
'size' => 'tiny',
'not null' => TRUE,
'default' => 0,
),
'deleted' => array(
'type' => 'int',
'size' => 'tiny',
'not null' => TRUE,
'default' => 0,
),
),
'primary key' => array('id'),
'indexes' => array(
'field_name' => array('field_name'),
// Used by field_read_fields().
'active' => array('active'),
'storage_active' => array('storage_active'),
'deleted' => array('deleted'),
// Used by field_modules_disabled().
'module' => array('module'),
'storage_module' => array('storage_module'),
// Used by field_associate_fields().
'type' => array('type'),
'storage_type' => array('storage_type'),
),
);
$schema['field_config_instance'] = array(
'fields' => array(
'id' => array(
'type' => 'serial',
'not null' => TRUE,
'description' => 'The primary identifier for a field instance',
),
'field_id' => array(
'type' => 'int',
'not null' => TRUE,
'description' => 'The identifier of the field attached by this instance',
),
'field_name' => array(
'type' => 'varchar',
'length' => 32,
'not null' => TRUE,
'default' => ''
),
'object_type' => array(
'type' => 'varchar',
'length' => 32,
'not null' => TRUE,
'default' => ''
),
'bundle' => array(
'type' => 'varchar',
'length' => 128,
'not null' => TRUE,
'default' => ''
),
'data' => array(
'type' => 'text',
'size' => 'medium',
'not null' => TRUE,
'serialize' => TRUE,
),
'deleted' => array(
'type' => 'int',
'size' => 'tiny',
'not null' => TRUE,
'default' => 0,
),
),
'primary key' => array('id'),
'indexes' => array(
// Used by field_delete_instance().
'field_name_bundle' => array('field_name', 'object_type', 'bundle'),
// Used by field_read_instances().
'deleted' => array('deleted'),
),
);
$schema['cache_field'] = drupal_get_schema_unprocessed('system', 'cache');
return $schema;
}
|
