docs/data/reusables/code-scanning/codeql-query-suites.md

The following query suites are built into {% data variables.product.prodname_codeql %} {% data variables.product.prodname_code_scanning %} and are available for use.

Query suite	Description
security-extended	Queries of lower severity and precision than the default queries
security-and-quality	Queries from security-extended, plus maintainability and reliability queries

When you specify a query suite, the {% data variables.product.prodname_codeql %} analysis engine will run the queries contained within the suite for you, in addition to the default set of queries.