Assuming that most of you are existing WordPress developers, you will have a solid understanding of an existing database table structure. However, I suggest that you continue with this section as web applications can have a different perspective on using these tables. Based on the functionality, we will categorize the existing tables into four sections as follows:
User-related tables
Post-related tables
Term-related tables
Other tables
Let's look at how each table fits into these categories and their roles in web applications.