Best practices for queries and indexing

It would be difficult to write the best queries for reference and reuse. It will always vary based on the nature of your application, architecture, design, table structure, and so on. However, precautions can be taken while writing MySQL queries for better performance, scalability, and integrity.

Let's go through a few of the best practices that we should keep in mind while designing or writing MySQL queries.

Data types

A database table could consist of multiple columns with data types, such as numerics or strings. MySQL 8 provides various data types rather than just limiting to numerics or strings:

• Small is good. As MySQL loads data in memory, a large data size would have an adverse...