t('Stores search index correlations for advanced help topics.'), 'fields' => array( 'sid' => array( 'type' => 'serial', 'unsigned' => TRUE, 'not null' => TRUE, 'description' => t('The primary key to give to the search engine for this topic.'), 'no export' => TRUE, ), 'module' => array( 'type' => 'varchar', 'length' => '255', 'default' => '', 'not null' => TRUE, 'description' => t('The module that owns this topic.'), ), 'topic' => array( 'type' => 'varchar', 'length' => '255', 'default' => '', 'not null' => TRUE, 'description' => t('The topic id.'), ), 'language' => array( 'type' => 'varchar', 'length' => 12, 'not null' => TRUE, 'default' => '', 'description' => t('The language this search index relates to.'), ), ), 'primary key' => array('sid'), 'indexes' => array('language' => array('language')), ); return $schema; }