| date | NO | MUL | NULL | |+-------------------+---------------+------+-----+---------+--------------mysql> describe skills;
+----------+---------+------+-----+--
在Drupal 7中,我有以下代码来查询节点字段及其相应的标题:$query->join('field_data_field_internal_institute_paper_i', 'iipi', 'n.nid = iipi.entity_id');// some other conditions
$query->fields