I have two separate collection in MongoDB 1-> Post, 2-> Comment. Post-schema: const postSchema = new mongoose.Schema( { userId: { type: mongoose.Schema.Types.ObjectId, ref: "User", required: true, }, media: { type: [mongoose.Schema.Types.Mixed], trim: true, required: true, }, text: String, mentions: {…
i have a problem with adding a collection into my database in mongodb atlas. I have managed to import this collection before but i accidentally deleted it and now i can't upload it again. there is no error in my…
I was building a chat server, where I need to get the number of messages that are marked as seen: false. below is my schema, const ChatSchema = mongoose.Schema({ chatId: { type: String, required: true, unique: true }, messages: […
I'm trying to authenticate users when registering on my app using Nodejs, express and mongoDB. The user gets registered successfully and added to my database but then I get this error in the console that .catch is not a function.…
I am having a problem with cors when I call my netlify hosted nodejs express backend from my react frontend. im am getting the following errormessage in my web browser: Access to XMLHttpRequest at 'https://<my_api_domain>/api/forgotpassword' from origin 'localhost:8888' has been…
raise ImproperlyConfigured( django.core.exceptions.ImproperlyConfigured: 'django' isn't an available database backend or couldn't be imported. Check the above exception. To use one of the built-in backends, use 'django.db.backends.XXX', where XXX is one of: 'mysql', 'oracle', 'postgresql', 'sqlite3'
I was building a chat server, where i need to get the number of messages that is not marked as seen . below is my schema const ChatSchema = mongoose.Schema({ chatId: { type: String, required: true, unique: true }, messages:…
I have relative field and in relative I have subRelatives and it continues like nested array. Mean in subRelatives I have subRelatives and some time its 10 times continues process. My code router.get(`/userTree/:id`, async (req, res) => { const userTrees…
I was wondering if it was possible to somehow use the $match operator within the $sum function for aggregation. { "$unwind": "$info.avatarInfoList" }, { "$unwind": "$info.avatarInfoList.equipList" }, { "$unwind": "$info.avatarInfoList.equipList.flat.reliquarySubstats" }, { "$project": { "name" : "$name", "character" : "$info.avatarInfoList.avatarId",…
I installed MongoDB community Server from this link. But when I look into C:Program FilesMongoDBServer6.0bin , I am not able to locate mongo.exe file. I am able to see mongod.exe and mongos.exe. Can someone help. Thank you.