Questions tagged [mongodb]
MongoDB is a scalable, high-performance, open source, document-oriented database. It supports a large number of languages and application development platforms. Questions about administrating it can be asked on dba.stackexchange.com
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Reorganize data with pattern while migrating from SQL to MongoDB
I have several tables in Oracle, in each of them are stored data about a different kind of tax declaration (house tax, hotel tax, and so on). All of them have some data in common, so I want to migrate ...
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Best practice for how to structure documents in a MongoDB time series collection?
I want to store some measurement readings from devices in a mongodb time series collection.
Let's say that a device sends one or more measurement readings in each message so a message would look ...
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MongoDB schema: optional vs. nullable
If I have a schema that includes fields that may or may not be set, what is the best way to handle these fields? Should they be optional or instead nullable?
Here an example (Mongoose/NestJs)
@Schema()...
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Implementing a selectable requirements with level of advancement in a web app [closed]
I'm doing a project to teach myself more about MongoDB and ASP.NET development and I am stuck. The project is a mockup of a JobBoard website, where Companies would post offers for potential Employees.
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Microservices distributed lock mechanism
I am using spring boot with mongo db (azure cosmos db) in my microservices. Currently I have an Orders collection that stores Orders. These documents have a field userId that is null when the document ...
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How to create Business rule engine in PostgreSQL? [closed]
Our organization is into Health Care RCM business. In that, we use to receive medical records (called as accounts, which is a business phrase) and our staff (Medical coders) use to do medical coding, ...
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Optimised MongoDB design for access control at project/organisation level
I'm looking for the optimised approach of designing MongoDB database collections where there are three stakeholders-
A User (who accesses a portal).
An Organization (which can have multiple Projects)....
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When to use an array of objects or an object of objects in MongoDB Design?
I have a question about the general guidance of how to properly mongodb design:
Scenario: I have many collection of objects, all uniquely identified by their contract_address, and i want to be able to ...
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Aggregating embedded documents in MongoDB
I'm designing a mongo database and I have a dilemma if I should go for normalization.
Let's say that there is a database with images and descriptions. Many alternative descriptions can belong to one ...
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How to scale transactional outbox pattern with document database?
I'm trying to understand CQRS, DDD by writing a small pet project which is somewhat similar to this great repo.
I've come across Transactional Outbox pattern and as imo it was correctly pointed out in ...
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Difference between Resolvers and Controllers?
I may be overthinking it, but are controllers and resolvers the same thing in web applications? Coming from the MERN stack, everyone used to call these request processing functions "controllers,&...
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Mixing static referred and dynamic data in database
I’m making an inventory for a game using nosql (mongo). I made some ItemType records (contains common data like icon, name, weight) and some ItemInstance records (representing specific items, ...
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What's the difference between MongoDB Query API and MondoDB Query Language?
So I've been trying to understand the difference between MongoDB's Query API and its Query Language but I haven't been able to find a definitive answer.
I've been reading the MongoDB Docs and it is ...
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How to represent NoSQL entities
I've mainly studied SQL structures, and I know that the representation of the entities can look something like this:
However, I'm building this app with MongoDB, so NoSQL DB. I'm aware that MongoDB ...
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Store UUID Reference vs. storing string in Mongodb
I am trying to store user preference for notifications.
One way to do is store types of notification in separate collection and store UUID of that notification type in user table.
e.g. notification-...
