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移除书签亲爱的社区小伙伴们，我们很高兴地向大家宣布，Apache Doris 2.0.1 Release 版本已于 2023 年 9 月 4 日正式发布，有超过 71 位贡献者为 Apache Doris 提交了超过 380 个优化与修复。
行为变更
- 将varchar默认长度1修改为65533
功能改进
Array 和 Map 数据类型的功能优化及稳定性改进
- <https://github.com/apache/doris/pull/22793>
- <https://github.com/apache/doris/pull/22927>
- <https://github.com/apache/doris/pull/22738>
- <https://github.com/apache/doris/pull/22347>
- <https://github.com/apache/doris/pull/23250>
- <https://github.com/apache/doris/pull/22300>
倒排索引的查询性能优化
- <https://github.com/apache/doris/pull/22836>
- <https://github.com/apache/doris/pull/23381>
- <https://github.com/apache/doris/pull/23389>
- <https://github.com/apache/doris/pull/22570>
bitmap、like、scan、agg 等执行性能优化
- <https://github.com/apache/doris/pull/23172>
- <https://github.com/apache/doris/pull/23495>
- <https://github.com/apache/doris/pull/23476>
- <https://github.com/apache/doris/pull/23396>
- <https://github.com/apache/doris/pull/23182>
- <https://github.com/apache/doris/pull/22216>
CCR 的功能优化与稳定性提升
- <https://github.com/apache/doris/pull/22447>
- <https://github.com/apache/doris/pull/22559>
- <https://github.com/apache/doris/pull/22173>
- <https://github.com/apache/doris/pull/22678>
Merge-on-Write 主键表的能力增强
- <https://github.com/apache/doris/pull/22282>
- <https://github.com/apache/doris/pull/22984>
- <https://github.com/apache/doris/pull/21933>
- <https://github.com/apache/doris/pull/22874>
表状态和统计信息的功能优化
- <https://github.com/apache/doris/pull/22658>
- <https://github.com/apache/doris/pull/22211>
- <https://github.com/apache/doris/pull/22775>
- <https://github.com/apache/doris/pull/22896>
- <https://github.com/apache/doris/pull/22788>
- <https://github.com/apache/doris/pull/22882>
Multi-Catalog 的功能优化及稳定性改进
- <https://github.com/apache/doris/pull/22949>
- <https://github.com/apache/doris/pull/22923>
- <https://github.com/apache/doris/pull/22336>
- <https://github.com/apache/doris/pull/22915>
- <https://github.com/apache/doris/pull/23056>
- <https://github.com/apache/doris/pull/23297>
- <https://github.com/apache/doris/pull/23279>
问题修复
修复了若干个 2.0.0 版本中的问题，使系统稳定性得到进一步提升
- <https://github.com/apache/doris/pull/22673>
- <https://github.com/apache/doris/pull/22656>
- <https://github.com/apache/doris/pull/22892>
- <https://github.com/apache/doris/pull/22959>
- <https://github.com/apache/doris/pull/22902>
- <https://github.com/apache/doris/pull/22976>
- <https://github.com/apache/doris/pull/22734>
- <https://github.com/apache/doris/pull/22840>
- <https://github.com/apache/doris/pull/23008>
- <https://github.com/apache/doris/pull/23003>
- <https://github.com/apache/doris/pull/22966>
- <https://github.com/apache/doris/pull/22965>
- <https://github.com/apache/doris/pull/22784>
- <https://github.com/apache/doris/pull/23049>
- <https://github.com/apache/doris/pull/23084>
- <https://github.com/apache/doris/pull/22947>
- <https://github.com/apache/doris/pull/22919>
- <https://github.com/apache/doris/pull/22979>
- <https://github.com/apache/doris/pull/23096>
- <https://github.com/apache/doris/pull/23113>
- <https://github.com/apache/doris/pull/23062>
- <https://github.com/apache/doris/pull/22918>
- <https://github.com/apache/doris/pull/23026>
- <https://github.com/apache/doris/pull/23175>
- <https://github.com/apache/doris/pull/23167>
- <https://github.com/apache/doris/pull/23015>
- <https://github.com/apache/doris/pull/23165>
- <https://github.com/apache/doris/pull/23264>
- <https://github.com/apache/doris/pull/23246>
- <https://github.com/apache/doris/pull/23198>
- <https://github.com/apache/doris/pull/23221>
- <https://github.com/apache/doris/pull/23277>
- <https://github.com/apache/doris/pull/23249>
- <https://github.com/apache/doris/pull/23272>
- <https://github.com/apache/doris/pull/23383>
- <https://github.com/apache/doris/pull/23372>
- <https://github.com/apache/doris/pull/23399>
- <https://github.com/apache/doris/pull/23295>
- <https://github.com/apache/doris/pull/23446>
- <https://github.com/apache/doris/pull/23406>
- <https://github.com/apache/doris/pull/23387>
- <https://github.com/apache/doris/pull/23421>
- <https://github.com/apache/doris/pull/23456>
- <https://github.com/apache/doris/pull/23361>
- <https://github.com/apache/doris/pull/23402>
- <https://github.com/apache/doris/pull/23369>
- <https://github.com/apache/doris/pull/23245>
- <https://github.com/apache/doris/pull/23532>
- <https://github.com/apache/doris/pull/23529>
- <https://github.com/apache/doris/pull/23601>
优化改进及修复问题的完整列表请在 GitHub 按照标签 dev/2.0.1-merged 进行筛选即可。
致谢
向所有参与 Apache Doris 2.0.1 版本开发和测试的贡献者们表示最衷心的感谢，他们分别是：
adonis0147、airborne12、amorynan、AshinGau、BePPPower、BiteTheDDDDt、bobhan1、ByteYue、caiconghui、CalvinKirs、csun5285、DarvenDuan、deadlinefen、DongLiang-0、Doris-Extras、dutyu、englefly、freemandealer、Gabriel39、GoGoWen、HappenLee、hello-stephen、HHoflittlefish777、hubgeter、hust-hhb、JackDrogon、jacktengg、jackwener、Jibing-Li、kaijchen、kaka11chen、Kikyou1997、Lchangliang、LemonLiTree、liaoxin01、LiBinfeng-01、lsy3993、luozenglin、morningman、morrySnow、mrhhsg、Mryange、mymeiyi、shuke987、sohardforaname、starocean999、TangSiyang2001、Tanya-W、ucasfl、vinlee19、wangbo wsjz、wuwenchi、xiaokang、XieJiann、xinyiZzz、yujun777、Yukang-Lian、Yulei-Yang、zclllyybb、zddr、zenoyang、zgxme、zhangguoqiang666、zhangstar333、zhannngchen、zhiqiang-hhhh、zxealous、zy-kkk、zzzxl1993、zzzzzzzs
