databases

MySQL

MySQL is a widely adopted relational database used in web applications, internal systems, and many production environments. It is often chosen for its maturity, ecosystem, and ease of adoption.

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Key Concepts

MySQL stores structured data in relational tables.

Queries are written using SQL.

Indexes help improve read performance.

Replication is often used for scaling and availability.

Common Interview Questions

What is MySQL?

How is MySQL similar to or different from PostgreSQL?

What is replication in MySQL?

Use Case

Use MySQL for structured data storage in web applications and backend systems.

Common Use Cases

Running web application databases.

Supporting backend CRUD systems.

Hosting structured business data in production.

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