# database
2 posts
MongoDB Indexes — Types, Compound Indexes, Covered Queries & explain() Analysis
Understand MongoDB index types, the ESR rule for compound indexes, covered queries, and how to use explain() to analyze query performance in Spring Boot applications.
Spring Boot 4 min read
Database Per Service — Patterns for Data Isolation in Microservices
How to implement database-per-service in microservices — data ownership, cross-service queries, eventual consistency, and practical patterns for data isolation.
Architecture 5 min read