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cloud: add release notes 20250930#21841

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ti-chi-bot[bot] merged 5 commits intopingcap:release-8.5from
hfxsd:rn20250930
Sep 30, 2025
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cloud: add release notes 20250930#21841
ti-chi-bot[bot] merged 5 commits intopingcap:release-8.5from
hfxsd:rn20250930

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@hfxsd hfxsd commented Sep 26, 2025

First-time contributors' checklist

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@ti-chi-bot ti-chi-bot bot added the contribution This PR is from a community contributor. label Sep 26, 2025
@hfxsd hfxsd changed the base branch from master to release-8.5 September 26, 2025 07:30
@ti-chi-bot ti-chi-bot bot added missing-translation-status This PR does not have translation status info. area/develop This PR relates to the area of TiDB App development. size/S Denotes a PR that changes 10-29 lines, ignoring generated files. labels Sep 26, 2025
@hfxsd hfxsd self-assigned this Sep 26, 2025
@hfxsd hfxsd requested a review from qiancai September 26, 2025 07:30
@hfxsd hfxsd added translation/no-need No need to translate this PR. and removed missing-translation-status This PR does not have translation status info. labels Sep 26, 2025
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Summary of Changes

Hello @hfxsd, I'm Gemini Code Assist1! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!

This pull request introduces substantial updates to the TiDB documentation, aiming to provide more comprehensive and up-to-date information for both TiDB Cloud and Self-Managed users. The changes encompass new guides for specific programming languages and advanced database management techniques, alongside extensive revisions to existing content to improve accuracy, clarity, and relevance to the latest TiDB versions and features. The goal is to streamline the user experience by offering clearer instructions and deeper insights into TiDB's capabilities.

Highlights

  • Documentation Structure and Branding Updates: The Table of Contents files (TOC-tidb-cloud-essential.md, TOC-tidb-cloud-starter.md, TOC-tidb-cloud.md, TOC.md, _docHome.md) have been significantly updated. This includes adding new TOC files for 'Essential' and 'Starter' tiers, removing outdated entries, updating links to reflect v8.5 versions, and standardizing branding from 'TiDB Cloud Serverless' to {{{ .starter }}} and {{{ .essential }}} placeholders.
  • New Documentation for C# and Index Management: New documentation has been added for connecting to TiDB using C# (develop/dev-guide-sample-application-cs.md) and for best practices in managing and identifying unused indexes (best-practices/index-management-best-practices.md). These additions expand language support and provide crucial guidance for database optimization.
  • Enhanced Batch Processing and SaaS Multi-Tenant Guides: A new document on 'Batch Processing' (batch-processing.md) has been introduced, detailing features like Pipelined DML and IMPORT INTO. Additionally, a new guide for 'Best Practices for Handling Millions of Tables in SaaS Multi-Tenant Scenarios' (best-practices/saas-best-practices.md) offers tailored advice for high-scale environments.
  • Improved Configuration and Monitoring Details: Updates across various configuration and monitoring documents (e.g., configure-time-zone.md, check-before-deployment.md, dynamic-config.md, dm/dm-master-configuration-file.md, dm/dm-worker-configuration-file.md) provide more detailed parameter descriptions, firewall setup, SELinux guidance, and clarify behavior of features like AUTO_ID_CACHE and tidb_replica_read.
  • Expanded Glossary and Error Code Explanations: The glossary.md has been significantly expanded with new entries and updated descriptions for various TiDB concepts. The error-codes.md and faq/sql-faq.md files have also been updated with new error handling solutions and explanations for collation changes in JDBC connections.
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    • .github/workflows/dispatch.yml
    • .github/workflows/link-fail-fast.yaml
    • .github/workflows/media.yml
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Code Review

This pull request adds release notes for September 30, 2025, announcing the general availability of Datadog and New Relic integrations for TiDB Cloud Dedicated clusters. The changes are clear and accurate. I've provided one minor suggestion to improve conciseness by combining two sentences, in line with the documentation style guide.

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Rest LGTM

@ti-chi-bot ti-chi-bot bot added the needs-1-more-lgtm Indicates a PR needs 1 more LGTM. label Sep 26, 2025
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ti-chi-bot bot commented Sep 26, 2025

[LGTM Timeline notifier]

Timeline:

  • 2025-09-26 09:31:05.785206688 +0000 UTC m=+608275.855700371: ☑️ agreed by qiancai.

@qiancai qiancai added the lgtm label Sep 30, 2025
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qiancai commented Sep 30, 2025

/approve

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ti-chi-bot bot commented Sep 30, 2025

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: qiancai

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@ti-chi-bot ti-chi-bot bot added the approved label Sep 30, 2025
@ti-chi-bot ti-chi-bot bot merged commit d6e2303 into pingcap:release-8.5 Sep 30, 2025
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@qiancai qiancai added the area/tidb-cloud This PR relates to the area of TiDB Cloud. label Sep 30, 2025
@qiancai qiancai removed the area/develop This PR relates to the area of TiDB App development. label Sep 30, 2025
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