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#postgres

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

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Postgres RAG Chunking Explained: 3 Boundaries for Retrieval Quality

Postgres RAG Chunking Explained: 3 Boundaries for Retrieval Quality

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7 min read
What Keeps a Neon Compute Awake, and What It Costs

What Keeps a Neon Compute Awake, and What It Costs

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19 min read
Connection Pooling for PostgreSQL Under Real Concurrency

Connection Pooling for PostgreSQL Under Real Concurrency

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15 min read
A Database Lease for Test Email in REST APIs

A Database Lease for Test Email in REST APIs

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4 min read
Views vs Materialized Views In PostgreSQL

Views vs Materialized Views In PostgreSQL

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3 min read
Your database reads pages, not rows

Your database reads pages, not rows

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3 min read
Building a Backend for My Old Furniture Store

Building a Backend for My Old Furniture Store

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5 min read
I planted a security bug to test my own CI. My merge gate let it through.

I planted a security bug to test my own CI. My merge gate let it through.

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5 min read
Secure Multi-Tenant SaaS: Node.js, PostgreSQL & Row-Level Security for Scale

Secure Multi-Tenant SaaS: Node.js, PostgreSQL & Row-Level Security for Scale

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10 min read
Property Record Deduplication: Postgres Incremental Delete-by-ID and Upsert in 2 Phases

Property Record Deduplication: Postgres Incremental Delete-by-ID and Upsert in 2 Phases

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5 min read
The Migration That Passed in Staging Because Staging Was Empty

The Migration That Passed in Staging Because Staging Was Empty

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3 min read
Our migration folder has 51 numbers, 50 files, 49 snapshots, and 289 lines of SQL the tool will never touch

Our migration folder has 51 numbers, 50 files, 49 snapshots, and 289 lines of SQL the tool will never touch

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5 min read
Our QR codes are 5,906 characters of base64 in a Postgres text column, and the row has to exist before the image can be made

Our QR codes are 5,906 characters of base64 in a Postgres text column, and the row has to exist before the image can be made

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4 min read
A Residue Report Is a Priced Work List: What Honest Oracle-to-PostgreSQL Conversion Looks Like

A Residue Report Is a Priced Work List: What Honest Oracle-to-PostgreSQL Conversion Looks Like

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4 min read
WINDOW FUNCTIONS,JOINS,SUBQUERIES AND CTEs

WINDOW FUNCTIONS,JOINS,SUBQUERIES AND CTEs

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5 min read
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