# Mooncake: Real-Time Columnstore & Apache Iceberg Lakehouse for PostgreSQL

> Real-time columnstore mirror and Apache Iceberg v2 lakehouse tables for PostgreSQL (pg_mooncake, moonlink, duckdb_mooncake), maintained by PGSTY.

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LLMS index: [llms.txt](/llms.txt)

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Section pages:

- [Mooncake Documentation](/docs/): Unified documentation hub for the PostgreSQL real-time columnstore and Apache Iceberg v2 lakehouse suite: pg_mooncake (v0.3.0), moonlink (v0.0.1), and duckdb_mooncake (v0.0.2).
- [Mooncake Engineering Blog](/blog/): Release announcements and engineering deep-dives on pg_mooncake, duckdb_mooncake, Moonlink, Apache Iceberg columnstore tables, and DuckDB 2.0 integration.
- [Download & Install](/download/): Install pg_mooncake (with bundled moonlink and duckdb_mooncake) and pg_duckdb using the pig package manager, source builds, or native RPM/DEB packages across 16 Linux distributions and PostgreSQL 14–18.
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