Do I really need a database?

Question

A database is needed if you have multiple processes (users/servers) modifying the data. Then the database serves to prevent them from overwriting each others changes. You also need a database when your data is larger than memory.

When should you not use a database?

When Not to Use a DBMS1High initial investment in hardware, software, and training.2The generality that a DBMS provides for defining and processing data.3Overhead for providing security, concurrency control, recovery, and integrity functions.4Simple, well-defined database applications that are not expected to change at all.When Not to Use a DBMS - BrainKart

Does my app need a database?

You do not need a database for what you describe, although depending on how you plan on developing your app, it might make things easier for you to use a database.

Why do we need a real database?

A database allows you to store information related to a specific topic in an organized way. In addition to storing data, you can sort, extract, and summarize information related to the data.

Do all websites require a database?

Most websites today are database driven. This means the content, code and other components are stored in a database. The pages on the site don't actually exist permanently.

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