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Articles tagged with #databases
Redis is often praised as one of the simplest yet most powerful databases. Its key-value model is blazing fast for direct lookups, but when it comes to querying by ranges, ranks, or sorting, Redis doesn’t give you much out of the box. Unless, of cour...
In the previous post, we built a simple, single-node Redis-compatible server that supports basic command handling, a RESP protocol parser, and a lightweight in-memory storage engine. While this setup is functional and instructive, it doesn't reflect ...
Imagine what happens under the hood when you run a command like redis-cli GET x from your application. How does that simple text command translate into storage, responses, and internal logic? In this blog series, I want to walk you through the proces...
Redis is a powerful and versatile in-memory data store that is widely used for caching, session management, real-time analytics, and more. One of the key features of Redis is its support for logical databases, which allow users to partition their dat...
In this micro post, I would like to share my experience in improving database query time. I have recently encountered an issue that my PostgreSQL database query was surprisingly slow. I have an Offer table that has a foreign key to the Customer table...
Introduction Object Relational Mappers (ORMs) are widely used in software development to abstract database operations in our application code by providing a layer between object-oriented programming language and relational tables in a database. Howev...
