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

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Lease-Based Email Fixtures for REST APIs

Lease-Based Email Fixtures for REST APIs

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5 min read
Postgres Poll Replay — One Channel for All Devices vs Per Device Channels

Postgres Poll Replay — One Channel for All Devices vs Per Device Channels

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5 min read
pgvector with Java in AI: Semantic Search and RAG Without a Separate Vector Database

pgvector with Java in AI: Semantic Search and RAG Without a Separate Vector Database

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8 min read
The Document Parsing Bottleneck: LlamaParse, AST Layout Engines, and Table Reconstruction in Production RAG

The Document Parsing Bottleneck: LlamaParse, AST Layout Engines, and Table Reconstruction in Production RAG

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9 min read
Processing XML in PostgreSQL: Do You Really Need PL/Python?

Processing XML in PostgreSQL: Do You Really Need PL/Python?

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10 min read
The 4 kinds of ALTER TABLE that cause production incidents (and a 5-minute review for each)

The 4 kinds of ALTER TABLE that cause production incidents (and a 5-minute review for each)

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4 min read
How Databricks is disrupting Retail and E-Commerce with LTAP direct writes: OLTP and OLAP working together without overwhelming your application

How Databricks is disrupting Retail and E-Commerce with LTAP direct writes: OLTP and OLAP working together without overwhelming your application

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6 min read
Building a Change Data Capture (CDC) System Using PostgreSQL Triggers and Java

Building a Change Data Capture (CDC) System Using PostgreSQL Triggers and Java

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63 min read
CircleCI's Runners Were Ready. PostgreSQL Couldn't Dispatch Jobs.

CircleCI's Runners Were Ready. PostgreSQL Couldn't Dispatch Jobs.

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2 min read
Which writes trigger a NocoBase workflow? I tested 17

Which writes trigger a NocoBase workflow? I tested 17

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8 min read
Validando CPF dentro do PostgreSQL: função, CHECK constraint e domínio

Validando CPF dentro do PostgreSQL: função, CHECK constraint e domínio

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3 min read
Tracking LLM costs per user: the schema that billing can actually trust

Tracking LLM costs per user: the schema that billing can actually trust

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3 min read
Corrected vs. ended: two ways a fact stops being true

Corrected vs. ended: two ways a fact stops being true

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10 min read
taming N+1 queries in Next.js edge routes with Prisma

taming N+1 queries in Next.js edge routes with Prisma

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2 min read
Test Your supabase-js Code Without a Server: An In-Process Backend for Vitest

Test Your supabase-js Code Without a Server: An In-Process Backend for Vitest

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4 min read
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