Caching in MongoDB: A practical guide (with examples)
Introduction Caching is a critical optimization strategy that enhances application performance by storing frequently accessed data in a temporary storage location for quick retrieval. In the context of…
CannotReuseObject Error: Attempted illegal reuse of a Mongo object in the same process space
Understanding the Error The CannotReuseObject error in MongoDB indicates an attempt to reuse a Mongo object in the same process space which is not allowed. This typically arises…
How to perform cascade deletion in MongoDB (with examples)
Introduction Managing relational data in non-relational databases like MongoDB requires a nuanced approach, especially when it comes to operations such as cascade deletion. In this tutorial, we’ll explore…
MongoDB: Using $not and $nor operators to negate a query
Introduction MongoDB, a popular NoSQL database, offers a variety of query operators that allow developers to perform complex searches and data manipulations. Among these, the $not and $nor…
MongoDB: Find SUM/MIN/MAX/AVG of each group in a collection
When working with large datasets in MongoDB, often there’s a need to compute various statistics, such as the sum, minimum, maximum, or average of specific properties across documents….
References (Manual Linking) in MongoDB: A Developer’s Guide (with Examples)
Introduction In modern software development, database management is a crucial aspect. MongoDB, a popular NoSQL document database, offers an exceptional model for storing non-relational data. While MongoDB does…
MongoDB: How to see all fields in a collection (with examples)
Understanding the structure of your MongoDB collections is pivotal when you’re working with NoSQL databases. Seeing all fields in a MongoDB collection can significantly simplify schema discovery, data…
Type checking in MongoDB: A practical guide (with examples)
Introduction to MongoDB Types MongoDB stores data in BSON format, which supports a wide range of data types such as Strings, Numbers, Dates, Arrays, and more. Understanding these…
How to query an array of subdocuments in MongoDB (with examples)
Overview Mastering the art of querying is a foundational skill for any MongoDB developer, especially when working with complex data structures such as arrays of subdocuments. MongoDB, as…
MongoDB: How to compare 2 documents (with examples)
Introduction MongoDB, a popular NoSQL database, supports flexible document structures, making it a pivotal choice for a broad range of applications. Nonetheless, comparing two documents can sometimes pose…
