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Merged
qiancai merged 83 commits into from
Jan 15, 2026
Merged

add v8.5.5 release notes (#21195) #21281

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572c97e
Add temp.md
qiancai Dec 16, 2025
0dbc6d2
Delete temp.md
qiancai Dec 16, 2025
037e1b4
Create release-8.5.5.md
qiancai Dec 16, 2025
2ace1a2
add feature description for #56522 and #58685
qiancai Dec 17, 2025
a0ef443
add #17221
qiancai Dec 17, 2025
c1c986b
Add three features
qiancai Dec 23, 2025
bef0a73
add more features according to English PR
qiancai Dec 24, 2025
353a269
add improvements and bug fixes
qiancai Dec 24, 2025
138114f
add two new features
qiancai Dec 25, 2025
f4c49d0
adjust the feature order and add two features
qiancai Dec 25, 2025
00418dd
add the issue information for a feature
qiancai Dec 25, 2025
8114acb
Update releases/release-8.5.5.md
qiancai Dec 25, 2025
754d8a1
Apply suggestions from code review
Oreoxmt Dec 25, 2025
9536876
Add br config "--checkpoint-storage"
lilin90 Dec 25, 2025
9b9173c
update optimizer hint NO_INDEX_LOOKUP_PUSHDOWN
Oreoxmt Dec 25, 2025
2f4efd2
Update releases/release-8.5.5.md
qiancai Dec 25, 2025
f3f2b39
remove duplicate blank lines
Oreoxmt Dec 25, 2025
19b5728
Apply suggestions from code review
hfxsd Dec 26, 2025
a54badf
Apply suggestions from code review
qiancai Dec 29, 2025
28df3df
add the feature description for storage engine identifiers
qiancai Dec 29, 2025
2c35689
Update releases/release-8.5.5.md
hfxsd Dec 29, 2025
bd6efa6
Update releases/release-8.5.5.md
qiancai Dec 30, 2025
e9c631f
move ticdc #12253 from bug fixes to improvements
qiancai Dec 30, 2025
db81d5d
add PD improvements and bug fixes
qiancai Dec 30, 2025
2f88b46
Compatibility changes: add tidb_index_lookup_pushdown_policy
Oreoxmt Dec 31, 2025
c1eaaad
add execution improvements and bug fixes
qiancai Jan 4, 2026
c1fadba
revise #63366 and #62120 descriptions
qiancai Jan 4, 2026
6d4959a
update planner release note
hawkingrei Jan 4, 2026
783351b
remove useless file
hawkingrei Jan 4, 2026
2f90cd7
add the Chinese version for #9359 and #19006
qiancai Jan 5, 2026
f4f085d
Refine wording and update links
lilin90 Jan 5, 2026
41ab79c
minor wording updates
qiancai Jan 5, 2026
7b2403c
Update releases/release-8.5.5.md
qiancai Jan 5, 2026
8b2e61c
copy release note for some modules from the English PR
qiancai Jan 5, 2026
e64af14
add the tw tag for improvements and bug fixes
qiancai Jan 5, 2026
6059d15
add a bug fix for TiDB
qiancai Jan 5, 2026
57d7045
Add three BR config items and two behavior changes
lilin90 Jan 6, 2026
a579e31
add compatibility changes for 5 parameters
qiancai Jan 7, 2026
4ee5ffc
Apply suggestions from code review
qiancai Jan 7, 2026
1145ac3
add links to system variables
qiancai Jan 7, 2026
782ca81
remove unnecessary spaces
qiancai Jan 7, 2026
3483346
update PD, TiKV, BR
Oreoxmt Jan 7, 2026
db36e7c
Update releases/release-8.5.5.md
hfxsd Jan 8, 2026
91c074e
Apply suggestions from code review
hfxsd Jan 8, 2026
0542b1c
Apply suggestions from code review
hfxsd Jan 8, 2026
5747bd1
Update releases/release-8.5.5.md
hfxsd Jan 8, 2026
a74e780
Apply suggestions from code review
hfxsd Jan 8, 2026
448004a
refine TiDB improvements and PD bug fixes
qiancai Jan 8, 2026
04837ae
Apply suggestions from code review
qiancai Jan 9, 2026
90fa08b
Apply suggestions from code review
qiancai Jan 9, 2026
bb0cb7a
Apply suggestions from code review
Oreoxmt Jan 9, 2026
d84e435
add store limit docs
bufferflies Jan 9, 2026
c1ea1bf
Apply suggestions from code review
qiancai Jan 9, 2026
6470168
Discard changes to pd-control.md
qiancai Jan 10, 2026
feaf0ae
add readpool.cpu-threshold
qiancai Jan 10, 2026
a74e1f3
Update wording
lilin90 Jan 12, 2026
e721cbc
Apply suggestions from code review
lilin90 Jan 12, 2026
1d0ea60
Update releases/release-8.5.5.md
qiancai Jan 12, 2026
1fbeee4
Apply suggestions from code review
lilin90 Jan 12, 2026
4126edc
Apply suggestions from code review
Oreoxmt Jan 12, 2026
c994425
add more compatibility changes
qiancai Jan 12, 2026
2484bbb
Refine wording and format
lilin90 Jan 12, 2026
86b4a05
Apply suggestions from Frank945946
qiancai Jan 12, 2026
eab0177
add tidb_analyze_column_options
qiancai Jan 12, 2026
afc6ccc
Apply suggestions from code review
qiancai Jan 13, 2026
e96bc1e
Apply suggestions from code review
qiancai Jan 13, 2026
81e6207
change the default value to false for 8.5.5
qiancai Jan 13, 2026
db600ae
Apply suggestions from code review
qiancai Jan 13, 2026
1f30a52
Update releases/release-8.5.5.md
hfxsd Jan 13, 2026
44b8cda
Update releases/release-8.5.5.md
qiancai Jan 13, 2026
829a4df
remove inline tag comments
qiancai Jan 13, 2026
e09bab7
add TOC related changes and remove the link for downloading v8.5.4 of…
qiancai Jan 13, 2026
ca4717a
fix build errors
qiancai Jan 13, 2026
29385b2
Update releases/release-8.5.5.md
qiancai Jan 14, 2026
51af66a
remove a duplicated #58985 for the same issue
qiancai Jan 14, 2026
119b1f7
fix a format issue
qiancai Jan 14, 2026
92f7b09
Update releases/release-8.5.5.md
hfxsd Jan 14, 2026
69ad2f0
fix format issues
qiancai Jan 14, 2026
c5ce256
fix format issues
qiancai Jan 14, 2026
3ee4cc8
Update releases/release-8.5.5.md
qiancai Jan 14, 2026
e259ca2
update the release date
qiancai Jan 15, 2026
d1a6875
Update releases/release-8.5.5.md
qiancai Jan 15, 2026
9164874
Merge branch 'release-8.5' into pr/21281
qiancai Jan 15, 2026
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1 change: 1 addition & 0 deletions TOC.md
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Expand Up @@ -1108,6 +1108,7 @@
- [版本周期支持策略](https://pingkai.cn/tidb-release-support-policy)
- [TiDB 离线包](/binary-package.md)
- v8.5
- [8.5.5](/releases/release-8.5.5.md)
- [8.5.4](/releases/release-8.5.4.md)
- [8.5.3](/releases/release-8.5.3.md)
- [8.5.2](/releases/release-8.5.2.md)
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2 changes: 1 addition & 1 deletion releases/release-8.5.4.md
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Expand Up @@ -9,7 +9,7 @@ summary: 了解 TiDB 8.5.4 版本的新功能、兼容性变更、改进提升

TiDB 版本：8.5.4

试用链接：[快速体验](https://docs.pingcap.com/zh/tidb/v8.5/quick-start-with-tidb) | [生产部署](https://docs.pingcap.com/zh/tidb/v8.5/production-deployment-using-tiup) | [下载离线包](https://pingkai.cn/download#tidb-community)
试用链接：[快速体验](https://docs.pingcap.com/zh/tidb/v8.5/quick-start-with-tidb) | [生产部署](https://docs.pingcap.com/zh/tidb/v8.5/production-deployment-using-tiup)

## 新功能

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