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Posts on tips and tricks, using and learning about PostgreSQL for database development and analysis.

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UUIDv4 Is Not Free: Why Random Primary Keys Are Silently Crushing Your Write Performance

UUIDv4 Is Not Free: Why Random Primary Keys Are Silently Crushing Your Write Performance

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6 min read
Reader Comments Shaped Three Releases of supabase-rls-check

Reader Comments Shaped Three Releases of supabase-rls-check

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6 min read
Building Rolecraft: A Job-Application Assistant That Can't Invent Your Experience

Building Rolecraft: A Job-Application Assistant That Can't Invent Your Experience

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11 min read
Zero-Downtime Database Migrations: The Expand-and-Contract Pattern (With PostgreSQL Examples)

Zero-Downtime Database Migrations: The Expand-and-Contract Pattern (With PostgreSQL Examples)

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4 min read
Transactions & Basic Indexing in PostgreSQL: COMMIT, ROLLBACK, EXPLAIN & SQLAlchemy ⚛️

Transactions & Basic Indexing in PostgreSQL: COMMIT, ROLLBACK, EXPLAIN & SQLAlchemy ⚛️

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16 min read
Postgres to Snowflake Replication Without Kafka or Airflow

Postgres to Snowflake Replication Without Kafka or Airflow

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12 min read
Exporting Large CSV Files in Django Without Memory Errors

Exporting Large CSV Files in Django Without Memory Errors

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2 min read
Generate a GraphQL API from Postgres with Row-Level Security: Self-Host Constructive on Control Plane

Generate a GraphQL API from Postgres with Row-Level Security: Self-Host Constructive on Control Plane

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7 min read
Replay-Safe Email Verification Jobs

Replay-Safe Email Verification Jobs

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4 min read
One identity, many roles: what I got wrong about marketplace accounts

One identity, many roles: what I got wrong about marketplace accounts

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7 min read
Valid product, wrong supplier: moving an ownership rule into the database

Valid product, wrong supplier: moving an ownership rule into the database

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6 min read
PostgreSQL EXPLAIN (ANALYZE, BUFFERS) Flamegraphs: Catching Silent Filter Drops & Disk Spills

PostgreSQL EXPLAIN (ANALYZE, BUFFERS) Flamegraphs: Catching Silent Filter Drops & Disk Spills

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3 min read
Tenant-Scoped Postgres Backup: Node.js pg_dump, Gzip, Object Storage, and Restore Links

Tenant-Scoped Postgres Backup: Node.js pg_dump, Gzip, Object Storage, and Restore Links

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6 min read
Batch your lookups: 14x the requests/s from the same Postgres

Batch your lookups: 14x the requests/s from the same Postgres

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8 min read
The GenServer is a cache, Postgres is the queue

The GenServer is a cache, Postgres is the queue

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6 min read
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