How to display and analyze a table structure

As we know, commands for SQL queries are both simple and easy to learn. Yet the efficiency of different queries and database functions can vary, and as the volume of information you are storing increases, this becomes more and more important. The same is true if your database supports a website, or if your site is experiencing heavier traffic.

In the context of optimizing your queries, it is very important to have an understanding at this stage regarding the display of the structure of a table in MySQL. Thanks to this display, you will be able to interpret from the explain plan, refer to it, and find a solution to your query performance problem.

When we display the structure of a table, this structure ...

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