云数据库oceanbase数据库版本优化的相关内容

阿里云文档 2025-02-14

云数据库OceanBase支持哪些数据库版本

本页面为您介绍云数据库 OceanBase 支持的数据库版本，您可跳转至 OceanBase 官网查看对应版本的数据库信息。

问答 2024-08-07 来自：开发者社区

在OceanBase数据库中，4.x的版本有优化吗？

在OceanBase数据库中，想问一下3.x版本OB的ON UPDATE CURRENT_TIMESTAMP属性好像和mysql一样当更新的数据和原来一模一样的时候就不会自动更新成最新的时间了，这个在4.x的版本有优化吗？

问答 2024-05-11 来自：开发者社区

OceanBase数据库Oracle版本merge into有优化方案么，现在写入太慢了

问答 2024-02-13 来自：开发者社区

OceanBase数据库3.X版本优化器可以利用统计信息优化计划的选择？

OceanBase数据库3.X版本的优化器是否能够利用统计信息来优化查询计划的选择？另外此版本是否支持手动为某个租户收集统计信息？如果没有统计信息，优化器是否会采用默认统计信息？

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更新时间 2024-08-08 13:52:05

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