<?xml version="1.0" encoding="utf-8" standalone="yes"?><urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:xhtml="http://www.w3.org/1999/xhtml"><url><loc>https://www.wangfenjin.com/tags/arrow-flight-sql/</loc><lastmod>2026-02-21T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/datalake/</loc><lastmod>2026-02-21T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/duckdb/</loc><lastmod>2026-02-21T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/posts/</loc><lastmod>2026-02-21T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/rust/</loc><lastmod>2026-02-21T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/swanlake/</loc><lastmod>2026-02-21T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/posts/swanlake-en/</loc><lastmod>2026-02-21T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/posts/swanlake/</loc><lastmod>2026-02-21T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/</loc><lastmod>2026-02-21T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/</loc><lastmod>2026-02-21T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/posts/software-engineering-in-2026/</loc><lastmod>2025-12-31T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/ai-agent/</loc><lastmod>2025-12-31T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/ai-coding/</loc><lastmod>2025-12-31T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/vibecoding/</loc><lastmod>2025-12-31T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/bytedance/</loc><lastmod>2025-08-04T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/posts/bye-dance/</loc><lastmod>2025-08-04T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/apache-arrow/</loc><lastmod>2023-07-26T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/database/</loc><lastmod>2023-07-26T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/posts/duckdb-rs-moving-forward-en/</loc><lastmod>2023-07-26T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/posts/duckdb-rs-moving-forward/</loc><lastmod>2023-07-26T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/ffi/</loc><lastmod>2023-07-26T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/olap/</loc><lastmod>2023-07-26T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/posts/duckdb-rs/</loc><lastmod>2021-07-27T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/fst5/</loc><lastmod>2021-02-21T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/jieba/</loc><lastmod>2021-02-21T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/posts/simple-jieba-tokenizer/</loc><lastmod>2021-02-21T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/sqlite3/</loc><lastmod>2021-02-21T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/tokenizer/</loc><lastmod>2021-02-21T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/clickhouse/</loc><lastmod>2020-06-28T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/jupyter/</loc><lastmod>2020-06-28T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/jupyter-kernal/</loc><lastmod>2020-06-28T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/posts/jupyter-clickhouse/</loc><lastmod>2020-06-28T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/linux/</loc><lastmod>2020-03-18T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/storage/</loc><lastmod>2020-03-18T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/posts/clickhouse-od/</loc><lastmod>2020-03-18T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/editor/</loc><lastmod>2020-03-12T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/emacs/</loc><lastmod>2020-03-12T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/ide/</loc><lastmod>2020-03-12T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/posts/spacemacs-intro/</loc><lastmod>2020-03-12T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/vim/</loc><lastmod>2020-03-12T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/vscode/</loc><lastmod>2020-03-12T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/cpp/</loc><lastmod>2020-03-08T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/tags/search/</loc><lastmod>2020-03-08T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/posts/simple-tokenizer/</loc><lastmod>2020-03-08T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/about/</loc><lastmod>2020-03-01T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/posts/my-first-post/</loc><lastmod>2018-07-18T00:00:00+00:00</lastmod></url><url><loc>https://www.wangfenjin.com/categories/</loc></url></urlset>