我想要获取call_types的列表,以及在我刚才执行的查询集中每个a的调用次数。通常我会这样查询:"SELECT COUNT( id ),calltype FROM call WHERE id IN ( SELECT Id FROM call ORDER BY call_timeDESC LIMIT 100 ) GROUP BY calltype;“
我似乎找不到执行此特定查询的django方法。
我有两张表:exp_category_posts P (many to many table that links to T via column entry_id)例如:FROM exp_channel_titles t, exp_category_posts p
WHERE t.channel_id = 7