cmd:mongodb
这是本文档旧的修订版！
CRUD
删除数据
db.collection.deleteOne({id:xxx})
删除某个时间点前的数据
db.collection.find({"create_time":{$lt:(NumberLong(new Date("2020-10-01"))/1000)}}).count()
db.collection.deleteMany({"create_time": {$lt: (NumberLong(new Date("2020-10-01"))/1000)}})
db.collection.find({"create_time":{$lt:(NumberLong(new Date("2020-10-01"))/1000)}}).count()
cmd/mongodb.1605694688.txt.gz · 最后更改: 2020/11/18 18:18 由 plough