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Same Job, Two Engines: InnoDB and Iceberg Internals

Hacker News Top ↗ · 4d ago Cached

作者对比了股票分析项目从基于 InnoDB 的 OLTP 架构迁移到基于 Iceberg 的 OLAP 湖仓栈的过程,深入讲解了 InnoDB 的行存储、索引 B-tree、undo log 与 MVCC 等内部机制,以及 Iceberg 如何帮助优化分析型负载。

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#lakehouse

DuckDB Ducklake

Hacker News Top ↗ · 2026-10-07 Cached

DuckLake 是一个基于 SQL 和 Parquet 构建的开放 Lakehouse 格式,其 DuckDB 扩展允许直接读写 DuckLake 数据,支持时间旅行、Schema 演进和变更数据流(CDC)等功能。

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#lakehouse

DuckDB 1.5.2 – SQL database that runs on laptop, server, in the browser

Hacker News Top ↗ · 2026-04-22 Cached

DuckDB 1.5.2 adds production-ready DuckLake v1.0 lakehouse format, Iceberg extension improvements, Jepsen testing, and a revamped browser shell with file storage.

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