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Hi there 👋


  1. TiDB is an open source distributed HTAP database compatible with the MySQL protocol

    Go 29.3k 4.7k

  2. A python script works with Anki that helps you build your vocabulary

    HTML 3

  3. A MySQL Compatible SQL Parser

    Go 1k 432

  4. Course Website for PRML Spring 2019 at Fudan University

    Python 18 31

  5. 1
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    Other      3 hrs 45 mins  █████▎░░░░░░░░░░░░░░░  25.6%
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  6. 孤立词语音识别,复旦大学计算机科学技术学院数字信号处理期末项目

    Jupyter Notebook 50 15

2,160 contributions in the last year

Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Mon Wed Fri
Activity overview
Contributed to ichn-hu/issue-tracker, pingcap/tidb, FDUCSLG/fducslg and 5 other repositories

Contribution activity

October 2021

Created 1 repository

Created a pull request in pingcap/tidb that received 4 comments

expression: simplify canFuncBePushed logic

What problem does this PR solve? Issue Number: close #xxx for kv.UnSpecified with expression that can't be pushed down, the checking logic will b…

+2 −3 4 comments
Opened 2 other pull requests in 2 repositories
pingcap/tidb 1 open
Ahacad/pomopomo 1 merged

Created an issue in pingcap/tiup that received 4 comments

tiup playground with tiflash bin path generates wrong config causing indefinite table replicate

Bug Report Please answer these questions before submitting your issue. Thanks! What did you do? using $ tiup playground nightly --kv 1 --pd 1 --d…

Opened 1 other issue in 1 repository
28 contributions in private repositories Oct 8 – Oct 26

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