aggregate([ { $match: { _id:mongoose.Types.ObjectId(id), } }, { $lookup: { from: "Comment", localField: "_id", foreignField: "artical_id", as: "comment_arr" } }])
请问lookup之后的条件筛选应该如何做呢,比如我这里需要筛选出”comment_arr”中status为1的数据,谢谢大佬们
Tany 已回答的问题
aggregate([ { $match: { _id:mongoose.Types.ObjectId(id), } }, { $lookup: { from: "Comment", localField: "_id", foreignField: "artical_id", as: "comment_arr" } }])
请问lookup之后的条件筛选应该如何做呢,比如我这里需要筛选出”comment_arr”中status为1的数据,谢谢大佬们