I would like to delete an object from a JSON objects array. Here is the schema qualifications: { Experience: [{ title: String, companyName: String, location: String, years: Number }], Education:[ { school: String, years: Number, }], Licences: [String], Honnors: [String],…
Hi guys i am newbie in react js, i have a problem about getting data from server side and routing in reactjs, i am using axios and jsonwebtoken to get the data, but it's not working, i have check the…
My records like this [{ createdAt }, {createdAt}, {createdAt} ] I need average records per month. january => 3 records february => 2 records etc..
I am trying to save password in MongoDB but have error: Error: User validation failed: password: Path `password` is required. Model: const {Schema, model} = require('mongoose'); const UserSchema = new Schema({ email: {type: String, unique: true, required: true}, password: {type:…
I'm trying to return all documents which satisfy document.field.value > document.array.length. I'm trying to do this using MongoClient in ExpressJS and was not able to find answers on SO. Here is what I have tried but this gives an empty…
Example Documents: [ {"subdocument": {"value":100,"additionalValue":300}}, {"subdocument": {"value":100} // additionalValue doesn't exist on this one ] What I want: at the end of my aggregation: { "largest": // The entire first item because 300 is the highest overall value "smallest": //…
I am investigating an issue where some data seems to be disappearing and while looking at the oplog of a certain document that fell in the scenario I noticed a weird operation and I am not sure what it means.…
Ive been trying these since yesterday but I couldnt make it. I have 2 different Schemas, the User Schema and the Vital Signs Schema. The Vital Signs Schema is inside the userSchema as an array. What i need to do…
I have a mongodb collection testdata which contains a field called insertTime. We have a requirement to delete data older than 60 days. So, previously to delete older data from the collections for all documents which are older than 60…
I'm looking to find some records from Mongo where they all fulfill some condition and that at least one of them fulfills a second, separate, condition. Example: Say records have counter & isHandled parameters (Number & Boolean respectfully). I'd like…