RELEASE NOTE

Fixed:

  • Fixed the COM_STMT_SEND_LONGDATA error and crash when Golang calls ps.
  • Fixed an issue of accessing arrays outside the bounds of numeric objects.

Feature enhancement:

  • Improved location refresh mechanism to reduce the response time to failures.
  • Set _ob_enable_prepared_statement to false by default.
  • Optimized the frequency of writing checkpoint logs for cold partitions.
  • Supported PI() function in MySQL tenant.
  • Supported transaction_read_only parameter configuration in MySQL tenant.
  • Improved the performance for the 'union all' operator.

发布说明

问题修复:

  • 修复Golang 驱动在使用ps调用时遇到的COM_STMT_SEND_LONGDATA错误和程序崩溃问题。
  • 修复访问数字对象的边界外的数组问题。

特性更新:

  • 改善location 刷新机制,降低由于故障导致的交易响应时间变长。
  • 设置 _ob_enable_prepared_statement 默认值为false。
  • 优化冷分区写checkpoint日志的频率。
  • mysql 租户支持PI()函数。
  • mysql 租户支持 transaction_read_only 参数配置。
  • union all算子性能提升。

项目简介

OceanBase is an enterprise distributed relational database with high availability, high performance, horizontal scalability, and compatibility with SQL standards.

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源项目地址

https://github.com/oceanbase/oceanbase

发行版本 26

v4.1.0_BP3_HF1

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贡献者 123

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开发语言

  • C++ 96.9 %
  • Python 2.0 %
  • Yacc 0.5 %
  • C 0.2 %
  • CMake 0.2 %