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Database Indexing: How It Works
Database

Database Indexing: How It Works

Database indexes are one of the most powerful tools for optimizing query performance. Learn how B-tree indexes, hash indexes, composite indexes, and more...

11 min read 2,793 views
#database-indexing #postgresql #mongodb #query-optimization
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Redis Caching Strategies for Node.js
Database

Redis Caching Strategies for Node.js

I burned a lot of hours on cache invalidation before I figured out which Redis patterns actually hold up under load. Here's what I settled on after...

12 min read 1,969 views
#redis #caching #ioredis #performance
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PostgreSQL with Node.js: pg and Pooling
Database

PostgreSQL with Node.js: pg and Pooling

I switched from MongoDB to PostgreSQL after years of document queries, and it stuck. This is the practical walkthrough covering the pg library setup...

11 min read 1,622 views
#postgresql #node-postgres #connection-pooling #sql
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MongoDB Aggregation Pipeline Guide
Database

MongoDB Aggregation Pipeline Guide

Your find() queries are holding you back. The aggregation pipeline can do grouping, joins, and reshaping in a single database call. Here's how to actually...

10 min read 4,170 views
#mongodb #aggregation #database #queries
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