[WIP] add release notes v9.0.0 #20035

hfxsd · 2025-03-12T02:35:41Z

First-time contributors' checklist

I've signed Contributor License Agreement that's required for repo owners to accept my contribution.

What is changed, added or deleted? (Required)

Which TiDB version(s) do your changes apply to? (Required)

Tips for choosing the affected version(s):

By default, CHOOSE MASTER ONLY so your changes will be applied to the next TiDB major or minor releases. If your PR involves a product feature behavior change or a compatibility change, CHOOSE THE AFFECTED RELEASE BRANCH(ES) AND MASTER.

For details, see tips for choosing the affected versions (in Chinese).

What is the related PR or file link(s)?

This PR is translated from:
Other reference link(s):

Do your changes match any of the following descriptions?

Delete files
Change aliases
Need modification after applied to another branch
Might cause conflicts after applied to another branch

ti-chi-bot · 2025-03-12T02:35:55Z

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by:
Once this PR has been reviewed and has the lgtm label, please ask for approval from hfxsd, ensuring that each of them provides their approval before proceeding. For more information see the Code Review Process.

The full list of commands accepted by this bot can be found here.

Needs approval from an approver in each of these files:

OWNERS

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

releases/release-9.0.0.md

Co-authored-by: Frank945946 <108602632+Frank945946@users.noreply.github.com>

…0035

concurrently-init-stats tidb_enable_index_merge_join

add note by joey

Oreoxmt · 2025-03-21T03:46:46Z

/cc @Oreoxmt

releases/release-9.0.0.md

Co-authored-by: Roger Song <roger.song@pingcap.com>

hfxsd · 2025-04-07T01:47:11Z

releases/release-9.0.0.md

+| 配置文件或组件 | 配置项 | 修改类型 | 描述 |
+| -------- | -------- | -------- | -------- |
+| BR | [`--checkpoint-storage`](br/br-checkpoint-restore.md#实现细节-将断点数据存储在下游集群) | 新增 | 用于指定断点数据存储的外部存储。 |
+|  |  |  | |


…0035

qiancai · 2025-04-07T07:37:39Z

releases/release-9.0.0.md

+
+| 系统表 | 变更类型 | 描述 |
+| -------- | -------- | -------- |
+| `mysql.user` | 修改 | 新增 `cluster_id` 列，用于记录 TiDB 集群的唯一标识，注意该值为只读，不可修改。 |


qiancai · 2025-04-07T09:09:52Z

releases/release-9.0.0.md

+| TiKV | [`storage.max-ts.action-on-invalid-update`](/tikv-configuration-file.md#action-on-invalid-update-从-v900-版本开始引入) | 新增 | 指定当检测到非法的 `max-ts` 更新请求时，TiKV 的处理方式。默认值为 `"panic"`，代表 TiKV 检测到非法的 `max-ts` 更新请求时会 panic。 |
+| TiKV | [`storage.max-ts.cache-sync-interval`](/tikv-configuration-file.md#cache-sync-interval-从-v900-版本开始引入) | 新增 | 控制 TiKV 更新本地 PD TSO 缓存的时间间隔。默认值为 `"15s"`。 |
+| TiKV | [`storage.max-ts.max-drift`](/tikv-configuration-file.md#max-drift-从-v900-版本开始引入) | 新增 | 定义当读写请求使用的 TS 超过 TiKV 缓存的 PD TSO 时，所允许的最长超出时间。默认值为`"60s"`。 |
+| TiFlash| [`format_version`](/tiflash/tiflash-configuration.md#format_version) | 修改 | 默认值从 `7` 变更为 `8`。`8` 为 v9.0.0 及以后版本的 TiFlash 的默认文件格式，该格式用于支持新的字符串序列化方案，可提升字符串的读写性能。 |


releases/release-9.0.0.md

ti-chi-bot · 2025-04-08T08:01:13Z

@hfxsd: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
pull-verify	`a11e76c`	link	true	`/test pull-verify`

Full PR test history. Your PR dashboard.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository. I understand the commands that are listed here.

ti-chi-bot · 2025-04-09T11:10:46Z

@songrijie: adding LGTM is restricted to approvers and reviewers in OWNERS files.

In response to this:

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository.

Create release-9.0.0.md

339bb69

hfxsd self-assigned this Mar 12, 2025

ti-chi-bot bot added the contribution This PR is from a community contributor. label Mar 12, 2025

hfxsd mentioned this pull request Mar 12, 2025

[WIP] add release notes v9.0.0 pingcap/docs#20510

Open

16 tasks

ti-chi-bot bot added the missing-translation-status This PR does not have translation status info. label Mar 12, 2025

ti-chi-bot bot added the size/L Denotes a PR that changes 100-499 lines, ignoring generated files. label Mar 12, 2025

hfxsd added translation/doing This PR’s assignee is translating this PR. and removed contribution This PR is from a community contributor. size/L Denotes a PR that changes 100-499 lines, ignoring generated files. labels Mar 12, 2025

ti-chi-bot bot removed the missing-translation-status This PR does not have translation status info. label Mar 12, 2025

hfxsd added do-not-merge/hold Indicates that a PR should not merge because someone has issued a /hold command. v9.0-beta.1 This PR/issue applies to TiDB v9.0-beta.1. labels Mar 12, 2025

Frank945946 reviewed Mar 18, 2025

View reviewed changes

releases/release-9.0.0.md Show resolved Hide resolved

Frank945946 reviewed Mar 18, 2025

View reviewed changes

releases/release-9.0.0.md Outdated Show resolved Hide resolved

releases/release-9.0.0.md Show resolved Hide resolved

releases/release-9.0.0.md Show resolved Hide resolved

releases/release-9.0.0.md Show resolved Hide resolved

songrijie added 2 commits March 18, 2025 17:53

cross-zone network traffic by SQL

58256e5

Index advisor in SQL

dd0cdc5

ti-chi-bot bot added the size/L Denotes a PR that changes 100-499 lines, ignoring generated files. label Mar 18, 2025

hfxsd and others added 7 commits March 18, 2025 22:27

Apply suggestions from code review

e114221

Co-authored-by: Frank945946 <108602632+Frank945946@users.noreply.github.com>

workload repository

d5f5caa

Merge branch 'rn-9.0.0' of https://github.com/hfxsd/docs-cn into pr/2…

6c0aef7

…0035

variables included for workload repository

9dd8881

refine execution info

be30eb6

deprecation announcement

b09cf4f

concurrently-init-stats tidb_enable_index_merge_join

Update release-9.0.0.md

d00ce62

add note by joey

ti-chi-bot bot added size/XL Denotes a PR that changes 500-999 lines, ignoring generated files. and removed size/L Denotes a PR that changes 100-499 lines, ignoring generated files. labels Mar 19, 2025

hfxsd added 2 commits March 21, 2025 09:01

Merge remote-tracking branch 'upstream/master' into rn-9.0.0

d33db62

Update release-9.0.0.md

c4e733b

hfxsd and others added 3 commits March 27, 2025 15:43

Update release-9.0.0.md

db6736a

Update releases/release-9.0.0.md

59583c1

Update releases/release-9.0.0.md

31fec34

Oreoxmt reviewed Mar 28, 2025

View reviewed changes

releases/release-9.0.0.md Show resolved Hide resolved

Apply suggestions from code review

4e4e8f2

hfxsd commented Mar 31, 2025

View reviewed changes

releases/release-9.0.0.md Show resolved Hide resolved

hfxsd commented Mar 31, 2025

View reviewed changes

releases/release-9.0.0.md Outdated Show resolved Hide resolved

hfxsd commented Mar 31, 2025

View reviewed changes

releases/release-9.0.0.md Outdated Show resolved Hide resolved

hfxsd commented Mar 31, 2025

View reviewed changes

releases/release-9.0.0.md Show resolved Hide resolved

Apply suggestions from code review

890514b

hfxsd changed the title ~~add release notes v9.0.0~~ [WIP] add release notes v9.0.0 Mar 31, 2025

ti-chi-bot bot added the do-not-merge/work-in-progress Indicates that a PR should not merge because it is a work in progress. label Mar 31, 2025

hfxsd commented Mar 31, 2025

View reviewed changes

releases/release-9.0.0.md Show resolved Hide resolved

Update releases/release-9.0.0.md

ffede3d

hfxsd commented Mar 31, 2025

View reviewed changes

releases/release-9.0.0.md Outdated Show resolved Hide resolved

update index advisor

7db6e73

Co-authored-by: Roger Song <roger.song@pingcap.com>

hfxsd commented Apr 7, 2025

View reviewed changes

hfxsd and others added 4 commits April 7, 2025 09:54

Apply suggestions from code review

bc393a8

Merge branch 'rn-9.0.0' of https://github.com/hfxsd/docs-cn into pr/2…

edccc30

…0035

Merge remote-tracking branch 'upstream/master' into pr/20035

a26f7c9

add compatibility changes

8005020

qiancai reviewed Apr 7, 2025

View reviewed changes

Update releases/release-9.0.0.md

15e215f

qiancai reviewed Apr 7, 2025

View reviewed changes

hfxsd commented Apr 8, 2025

View reviewed changes

releases/release-9.0.0.md Show resolved Hide resolved

Update releases/release-9.0.0.md

a11e76c

songrijie approved these changes Apr 9, 2025

View reviewed changes

hfxsd changed the base branch from master to preview-release-notes April 11, 2025 03:17

Provide feedback

Saved searches

Use saved searches to filter your results more quickly

[WIP] add release notes v9.0.0 #20035

[WIP] add release notes v9.0.0 #20035

hfxsd commented Mar 12, 2025

ti-chi-bot bot commented Mar 12, 2025

Oreoxmt commented Mar 21, 2025

hfxsd Apr 7, 2025 •

edited

Loading

qiancai Apr 7, 2025 •

edited

Loading

qiancai Apr 7, 2025 •

edited

Loading

ti-chi-bot bot commented Apr 8, 2025

ti-chi-bot bot commented Apr 9, 2025

	\| `mysql.user` \| 修改 \| 新增 `cluster_id` 列，用于记录 TiDB 集群的唯一标识，注意该值为只读，不可修改。 \|
	\| [`mysql.tidb`](/mysql-schema/mysql-schema.md#集群状态系统表) \| 修改 \| 新增 `cluster_id` 字段，用于记录 TiDB 集群的唯一标识，注意该值为只读，不可修改。 \|

	\| TiFlash\| [`format_version`](/tiflash/tiflash-configuration.md#format_version) \| 修改 \| 默认值从 `7` 变更为 `8`。`8` 为 v9.0.0 及以后版本的 TiFlash 的默认文件格式，该格式用于支持新的字符串序列化方案，可提升字符串的读写性能。 \|
	\| TiFlash \| [`format_version`](/tiflash/tiflash-configuration.md#format_version) \| 修改 \| 默认值从 `7` 变更为 `8`，代表 v9.0.0 以及以后版本 DTFile 文件的默认格式 `8`。该格式用于支持新的字符串序列化方案，可提升字符串的读写性能。 \|

[WIP] add release notes v9.0.0 #20035

Are you sure you want to change the base?

[WIP] add release notes v9.0.0 #20035

Conversation

hfxsd commented Mar 12, 2025

First-time contributors' checklist

What is changed, added or deleted? (Required)

Which TiDB version(s) do your changes apply to? (Required)

What is the related PR or file link(s)?

Do your changes match any of the following descriptions?

ti-chi-bot bot commented Mar 12, 2025

Oreoxmt commented Mar 21, 2025

hfxsd Apr 7, 2025 • edited Loading

Choose a reason for hiding this comment

qiancai Apr 7, 2025 • edited Loading

Choose a reason for hiding this comment

qiancai Apr 7, 2025 • edited Loading

Choose a reason for hiding this comment

ti-chi-bot bot commented Apr 8, 2025

ti-chi-bot bot commented Apr 9, 2025

hfxsd Apr 7, 2025 •

edited

Loading

qiancai Apr 7, 2025 •

edited

Loading

qiancai Apr 7, 2025 •

edited

Loading