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Posts on building, using, and learning about databases.

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A (very) Short Look at How MySQL Joins Work
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A (very) Short Look at How MySQL Joins Work

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2 min read
EP 7: The "Join" Tax vs. The "Storage" Tax

EP 7: The "Join" Tax vs. The "Storage" Tax

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4 min read
đź§  Understanding SQL Execution Order: The Real Flow Behind Your Queries

đź§  Understanding SQL Execution Order: The Real Flow Behind Your Queries

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2 min read
From Stateless to Stateful Royalty: How Kubernetes Conquered the Database Realm
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From Stateless to Stateful Royalty: How Kubernetes Conquered the Database Realm

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5 min read
Post-Mortem: The Connection Leak Outage (And the Static Analysis Standard)
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Post-Mortem: The Connection Leak Outage (And the Static Analysis Standard)

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3 min read
Immutable by Design: Building Tamper-Proof Audit Logs for Health SaaS

Immutable by Design: Building Tamper-Proof Audit Logs for Health SaaS

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4 min read
Why Your Business Needs Automated PostgreSQL Backups

Why Your Business Needs Automated PostgreSQL Backups

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3 min read
That Dreaded Alembic NotNullViolation Error (and How to Survive It)
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That Dreaded Alembic NotNullViolation Error (and How to Survive It)

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2 min read
PostgreSQL vs MySQL vs MongoDB in 2026: The Honest Comparison Nobody Asked For

PostgreSQL vs MySQL vs MongoDB in 2026: The Honest Comparison Nobody Asked For

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8 min read
Deep Dive: Mastering Active Record Queries & Raw SQL

Deep Dive: Mastering Active Record Queries & Raw SQL

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3 min read
EP 6.4: What is SHARDING?

EP 6.4: What is SHARDING?

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3 min read
SQLite: A Simple Database with Serious Engineering Inside
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SQLite: A Simple Database with Serious Engineering Inside

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4 min read
Free Interactive SQL Practice Platform for Developers

Free Interactive SQL Practice Platform for Developers

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1 min read
Building a Type-Safe In-Memory DB

Building a Type-Safe In-Memory DB

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2 min read
Spring Data JPA Relationships

Spring Data JPA Relationships

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1 min read
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