# Reading and querying data

> Part of Prisma's Data Guide. The complete index is at https://www.prisma.io/dataguide/llms.txt.

Reading and querying data in MySQL. Including how to filter query results in MySQL, perform basic queries with `SELECT` in MySQL, and more.

Canonical URL: https://www.prisma.io/dataguide/mysql/reading-and-querying-data
Content revision: d63a2962984e4d7c087fa26169ff1009afa41a14fcb2bf7e1baeeeb77cc2fed6
Source revision: 1fe7ef3d9287b7c3aadd4cd0d2fe478dafd71727

## In this section

- [How to perform basic queries with \`SELECT\` in MySQL](https://www.prisma.io/dataguide/mysql/reading-and-querying-data/basic-select.md)
- [How to filter query results in MySQL](https://www.prisma.io/dataguide/mysql/reading-and-querying-data/filtering-data.md)
- [Using joins to combine data from different tables in MySQL](https://www.prisma.io/dataguide/mysql/reading-and-querying-data/joining-tables.md)
- [Identifying slow queries in MySQL](https://www.prisma.io/dataguide/mysql/reading-and-querying-data/identifying-slow-queries.md)
- [Profiling and optimizing slow queries in MySQL](https://www.prisma.io/dataguide/mysql/reading-and-querying-data/optimizing-slow-queries.md)