Category "mongodb"

Java MongoDB numberLong query - Unable to fetch records

I wanted to fetch records between 1 date to other date from mongodb collection, where dates are stored as long in currenttimemillis. So I specified the query in

How to implement transactional management in mongo with graphql?

I'm currently working on a movie database with graphql and mongodb. When a new review is added I want to push the review id immediately to the reviews array of

Find all circles that contain a given point with a mongodb query

I have a set of circles, defined by points (centers) and a varying radius around it (green, black). I want to query if a given point (red) is contained any of t

mongoDB search query taking long when I use regular expression and case-insensitive

I am using MongoDB\Driver\Manager my query is shown below. $globalSearchValue = 'Test'; $mongo = new MongoDB\Driver\Manager("mongodb://localhost:27017"); $b

Mongodb aggregate lookup for merged collections?

Merged queries takes more time for requests, for instance having a username query from user collection and having a query from productpost, costs server process

How to send query with variables from Rstudio to Mongo database?

I'm trying to send query to my Mongo database depending on a variable producted in my R code. Unfortunately, Mongo query needs double quotes and the function "p

How would YouTube store data of who liked which videos?

If Youtube uses MongoDB as their database, then how would they store the who liked which videos information? Option 1: Store it in the Videos collection with a

Doctrine ODM query by subfield of reference-one [duplicate]

I have an existing MongoDb database: Foo { "_id": ObjectId(123456789), "name": "foo_1", "barId": 123, "sellerId": 456 } Bar { "_id"

How does mongodb decide which index to use for a query?

When a certain query is done on a mongodb collection, if there are multiple indexes that can be used to perform the query, how does mongodb choose the index for

Error: querySrv ESERVFAIL _mongodb._tcp.cluster0.abcd0.mongodb.net

My nodejs app was working fine with mongodb connection and suddenly this error got appeared. Then I tried to connect to mongodb with mongo compass and same erro

Why heroku app is not accepting the form data?

I have deployed an app on Heroku that contains a form. When someone submits the form, the content of the form is stored in an Atlas MongoDB database. This works

Bootstrap failed: 5: Input/output error while running any service on macOS Big Sur version 11.5.2

I am trying to run [email protected] service using brew services start [email protected] (facing similar error, while running httpd service or any oth

Better option for image upload (cloud) in NextJS

I'm currently developing my first real project for a client with NextJS and MongoDB and I'm having problems uploading images. I'm working with Cloudinary but it

Heroku Error. Cannot find module 'Mongoose'

For some odd reason (i have been deployed on Heroku for around 1.5 years) my instance decided to throw a weird error regarding not finding 'mongoose' after atte

How to export a MongoDB database to JSON?

It is possible to export a mongodb database to json on windows? I've already searched and the only thing that I find is to export collections. Is that the only

Delete objects that met a condition inside an array in mongodb

My collection has array "name" with objects inside. I need to remove only those objects inside array where "name.x" is blank. "name": [ { "name.x": [

querydsl cannot find symbol error in spring boot mongo

I'm trying to use @querydslpredicate and tried to add all the dependences and plugin for the same <dependency> <groupId>com.quer

Migrating to 'Morphia' from Hibernate OGM

I have been running MongoDB (5.0.7) for a number of years with Hibernate ORM & OGM. Currently using 'org.mongodb:mongodb-driver-core:4.6.0'. (2022.04.26) Us

Get the value of a field for the latest record in a collection

I have a collection rawUnits. I am getting the latest record from this collection using db.getCollection('rawUnits').find().limit(1).sort({$natural:-1}) This g

Mongo template left join between two queries

In a spring project, I'm using reactive mongodb with mongo template to return a result of type Report class. var res1 = (Flux<Report>) template.find(q