摘要: 报错:db.collection.find({}, { "record" : 0 , "index.teacher_base_name" : 1 , "_id" : 0}) queryObject.fields().exclude("_id"); queryObject.fields().exclu 阅读全文
posted @ 2021-08-11 19:20 JOKI丶 阅读(27) 评论(0) 推荐(0)