java - What's MySQL's role in a JPA project? -

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I am confused about the role of MySQL within a JPA project. For example, if the project is being created in the eclipse IDE, how can it be exported in MySQL? What is the role of MySQL in this project? I have researched about this, but I still need some explanation.

What is the role of MySQL in this project?

MySQL database: where the data is stored. What is its role?

You usually do not need to "export" mySQL to anything from your project. Instead, you set up the JPA configuration file with backend database settings (database type, hostname, account name, logical database name, etc.), and the JAPA provider (for example, hibernate) will take care of your essential tables and indexing. Does backend database

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