For new features, improvements, and bug fixes released in v8.5.4 for PD, see TiDB v8.5.4 release notes.

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For new features, improvements, and bug fixes released in v7.5.7 for PD, see TiDB v7.5.7 release notes.

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For new features, improvements, and bug fixes released in v8.5.3 for PD, see TiDB v8.5.3 release notes.

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For new features, improvements, and bug fixes released in v8.5.2 for PD, see TiDB v8.5.2 release notes.

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For new features, improvements, and bug fixes released in v9.0.0-beta.1 for PD. It's a beta release version.

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For new features, improvements, and bug fixes released in v7.5.6 for PD, see TiDB v7.5.6 release notes.

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For new features, improvements, and bug fixes released in v6.5.12 for PD, see TiDB v6.5.12 release notes.

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For new features, improvements, and bug fixes released in v8.5.1 for PD, see TiDB v8.5.1 release notes.

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For new features, improvements, and bug fixes released in v8.1.2 for PD, see TiDB v8.1.2 release notes.

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For new features, improvements, and bug fixes released in v7.5.5 for PD, see TiDB v7.5.5 release notes.

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