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What does "relational database" mean in programming?
relational database is one of the most common terms in software development. This guide explains what it means, how it is used in practice, and why it matters, with real examples from the developer world.
Definition
A database that organizes data into tables of rows and columns, with relationships between tables defined by foreign keys. SQL is the standard language for querying relational databases. Examples: PostgreSQL, MySQL, SQLite.
Example
"We use a relational database to store orders and products with foreign key constraints."
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