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CQLite CQLite

User Docs

User Docs

Section titled “User Docs”

Everything you need to install, configure, and use CQLite.

CQLite reads Cassandra 5.0 SSTables directly from disk — no cluster, no JVM, no daemon required.

In this section

Section titled “In this section”

Getting started

Section titled “Getting started”
  • Quick Start — run your first query in under five minutes
  • Installation — prebuilt binaries, cargo, pip, npm paths for all platforms

Reference

Section titled “Reference”

Topics

Section titled “Topics”
  • Write Support — offline SSTable writing, flush, compaction (M5)
  • Read Surfaces and Freshness — snapshot-at-open, refresh(), and torn-window semantics per surface
  • Observability — runtime OpenTelemetry traces/metrics, local stack, config, metric catalog
  • Limitations — what CQLite can and cannot read (format matrix, known gaps)
  • Troubleshooting — common problems and fixes
  • Use Cases — Cassandra sidecar, data science, services, operational scenarios
  • Performance — measured cqlite-flight field results and the owner-ratified performance goals ladder
Section titled “Quick links”