release ver-3.0.2.5

Enhancements:

  • tar.gz installer can detect RPM/Deb installation and remove them per user's confirmation
  • Performance improvement of partition by
  • Performance improvement of "select * limit 0"
  • Performance improvement of "select count(*)" when there is out-of-order data
  • Performance improvement for query by caching head files

Fixed Bugs:

  • taosd crashs when querying information_schema with filter conditions
  • taosd crashs when inserting data rows with duplicate timestamp in some extreme cases
  • taosd crashs when executing some very complicated queries
  • taosd crashs on Windows
  • keepColumnName doesn't work in sub-query
  • min(), max() and some functions don't return correct result when all data are in data files
  • taoskeeper failed to start because "create database" is not executed prior to "create table" in some cases
  • Some memory leak problems in taosd
  • Memory leak in taosadpater when using line protocol
  • No result is returned using "order by asc limit offset"
  • interp() doesn't work properly in sub-query
  • Error "WAL failed to remove log file" on Windows
  • A lot of internal bugs to improve stability

What's Changed

Full Changelog: https://github.com/taosdata/TDengine/compare/ver-3.0.2.2...ver-3.0.2.5

项目简介

TDengine is an open source, high-performance, cloud native time-series database optimized for Internet of Things (IoT), Connected Cars, Industrial IoT and DevOps.

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源项目地址

https://github.com/taosdata/TDengine

发行版本 106

3.1.0.2

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贡献者 50

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开发语言

  • C 83.6 %
  • Shell 7.5 %
  • C++ 2.7 %
  • Go 1.8 %
  • C# 1.3 %