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MongoDBドキュメントを_idで検索して更新する方法は

Posted at 2020-01-09

 db.hashtag.find().toArray()

    {
        "_id" : ObjectId("5dedea6ade0ff88cc8edab33"),
        "hashtag" : “youToo”,
        "user_id" : "5dfe14ddf7df944f348d16dd",
    }

db.hashtag.update({_id:ObjectId("5dedea6ade0ff88cc8edab33")}, {$set:{hashtag: “meToo”}})