> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/server/reference/product-development/server-development/quality.md).

# Quality Assurance

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This section contains background information, mostly aimed at engineers developing MariaDB features.
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[Code Coverage](/docs/server/reference/product-development/server-development/quality/code-coverage.md)
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[Code Coverage With dgcov](/docs/server/reference/product-development/server-development/quality/code-coverage-with-dgcov.md)
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[Optimizer Quality](/docs/server/reference/product-development/server-development/quality/optimizer-quality.md)
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[QA - Aria Recovery](/docs/server/reference/product-development/server-development/quality/qa-aria-recovery.md)
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[QA Metrics](/docs/server/reference/product-development/server-development/quality/qa-metrics.md)
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[QA Tests](/docs/server/reference/product-development/server-development/quality/qa-tests.md)
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[QA Tools](/docs/server/reference/product-development/server-development/quality/qa-tools.md)
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[Random Query Generator Tests](/docs/server/reference/product-development/server-development/quality/random-query-generator-tests.md)
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[RQG Extensions for MariaDB](/docs/server/reference/product-development/server-development/quality/rqg-extensions-for-mariadb.md)
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[Worklog Quality Checklist Template](/docs/server/reference/product-development/server-development/quality/worklog-quality-checklist-template.md)
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[Benchmarks and Long Running Tests](/docs/server/reference/product-development/server-development/quality/benchmarks-and-long-running-tests.md)
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[InnoDB Upgrade Tests](/docs/server/reference/product-development/server-development/quality/innodb-upgrade-tests.md)
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[QA Datasets](/docs/server/reference/product-development/server-development/quality/qa-datasets.md)
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