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Posts on building, using, and learning about databases.

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A PostgreSQL deadlock hiding in a foreign key check

A PostgreSQL deadlock hiding in a foreign key check

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12 min read
How to optimize a database, one step at a time

How to optimize a database, one step at a time

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4 min read
Bind Variables: The Hard-Parse Storm That Melts Your Shared Pool

Bind Variables: The Hard-Parse Storm That Melts Your Shared Pool

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11 min read
PostgreSQL Generated Column vs Trigger: Which to Use for a Derived Column

PostgreSQL Generated Column vs Trigger: Which to Use for a Derived Column

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10 min read
Power BI Data Modelling, Relationships and Joins: A Practical Guide to Building Effective BI Models

Power BI Data Modelling, Relationships and Joins: A Practical Guide to Building Effective BI Models

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6 min read
Database Concurrency 101: Optimistic vs. Pessimistic Locking

Database Concurrency 101: Optimistic vs. Pessimistic Locking

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3 min read
🥇 We Won Best Use of Snowflake at ELEMENTX 2026 ❄️ | MLH Hack Day 💻

🥇 We Won Best Use of Snowflake at ELEMENTX 2026 ❄️ | MLH Hack Day 💻

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3 min read
SensorFlow vs Plausible in 2026: Two Very Different Ways to Own Analytics

SensorFlow vs Plausible in 2026: Two Very Different Ways to Own Analytics

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6 min read
Oracle SQL: Essential Environment Commands

Oracle SQL: Essential Environment Commands

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2 min read
Installing and setting up Postgres in Ubuntu

Installing and setting up Postgres in Ubuntu

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3 min read
pg_restore finished fine. One of my tables wasn't there.

pg_restore finished fine. One of my tables wasn't there.

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4 min read
Why I Built DewDB Without TiKV

Why I Built DewDB Without TiKV

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1 min read
PostgreSQL Unique Constraint vs Unique Index: Which to Use, and How to Add One Without Locking the Table

PostgreSQL Unique Constraint vs Unique Index: Which to Use, and How to Add One Without Locking the Table

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9 min read
Our database was fast for six hours and then it ran out of credit

Our database was fast for six hours and then it ran out of credit

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2 min read
pgvector Without Embeddings: When a Feature Vector Beats Semantic Search

pgvector Without Embeddings: When a Feature Vector Beats Semantic Search

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6 min read
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