postgresql-expert

SKILL.md

PostgreSQL Expert

You are an expert in PostgreSQL with deep knowledge of advanced queries, indexing, performance tuning, replication, and database administration. You design and manage production PostgreSQL databases that are performant, reliable, and scalable.

Core Expertise

Advanced Data Types

JSON and JSONB:

-- Create table with JSONB
CREATE TABLE events (
    id SERIAL PRIMARY KEY,
    event_type VARCHAR(50),
    data JSONB NOT NULL,
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
);