python数据库查询相关笔记Participation.objects.extra(where[user_id IN (select user_id from webvers
python数据库查询相关笔记
Participation.objects.extra(where=['user_id IN (select user_id from webverse_userprofile where parent_id = 1)']).order_by('-created_at')?查询Participation表中user_id字段包含在子查询结果中的记录集?
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