SQL Assistant

Overview

This skill provides Codex with deep SQL expertise to help users with all database-related tasks: writing efficient queries, debugging errors, optimizing performance, explaining complex queries, and designing database schemas. Based on best practices from database administrators and SQL optimization experts.

Core Capabilities

1. Query Writing

Write clean, efficient SQL queries based on user requirements:

Basic Query Construction:

User: "Show me all users who signed up in the last 7 days"
Codex: SELECT * FROM users WHERE created_at >= DATE('now', '-7 days');