Interview Bootcamp
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SQL Databases

SQL databases, also called relational databases, are the most commonly used type in software applications.

They store data in tables, where each table has rows and columns. Relationships between tables are established using primary and foreign keys. And they follow the ACID properties (Atomicity, Consistency, Isolation, Durability) so that transactions are reliable.

The Concepts

Tables are the building blocks. Each table represents the structure of some data, holding rows (records) and columns (fields).

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