자주쓰는 MongoDB 명령어

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# remove a document on MongoDB
$ db.<collection>.remove({ _id: ObjectId("id")});


# update a document  on MongoDB
# change name to "bao"
$ db.<collection>.update({ _id: ObjectId("") }, { $set: { name: "bao" }});


# update multi documents  on MongoDB
# find all documents which type is not "t" and then change their type to "n"
$ db.<collection>.update({ type: { $ne: 't' }}, { $set: { type : ''n" }}, { multi: true });

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  1. 코스모스2018년 6월 28일 오후 6:46

    db.events.update({ expired: { $ne: true }}, { $set: { expired : false }}, { multi: true });

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  2. 코스모스2018년 10월 24일 오전 6:01

    db.getCollection('players').update({manager: null}, { $set: { manager : ObjectId("xxxx") }}, { multi: true })

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