# Questdb

> QuestDB high-performance time-series database reference. 1.4M rows/sec ingestion. Covers SAMPLE BY bucketing, LATEST ON, ASOF JOIN for time-series, InfluxDB Line Protocol ingestion, SYMBOL type, partition management, and PostgreSQL wire protocol.

- Skill: `bytesagain/questdb` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add bytesagain/questdb`
- Raw SKILL.md: https://api.skillmd.com/api/skills/bytesagain/questdb/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: bytesagain (https://skillmd.com/u/bytesagain)
- Updated: 2026-09-21
- Page: https://skillmd.com/skills/bytesagain/questdb

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# QuestDB Reference

Blazing-fast time-series database.

## Commands

| Command | Description |
|---------|-------------|
| `intro` | Overview, comparison |
| `queries` | SAMPLE BY, LATEST ON, ASOF JOIN |
| `admin` | Console, REST API, partitions |