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Phase 6 · Databases (SQL & NoSQL)

Topics

PostgreSQL/MySQL

Part of the Full Stack Developer Roadmap.

Summary

The two most widely used open-source relational databases — install one locally and get comfortable with basic SQL before reaching for an ORM to abstract it.

How to Learn This

  • 1Install PostgreSQL (or MySQL) locally and connect with a GUI client.
  • 2Practice SELECT, INSERT, UPDATE and DELETE against sample data.
  • 3Learn `psql` or the equivalent CLI for quick queries and debugging.

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Relational Database Concepts

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MongoDB

More topics in Databases (SQL & NoSQL)

Relational Database ConceptsMongoDBORMs (Prisma/Mongoose)Schema DesignMigrationsIndexes & Query PerformanceChoosing SQL vs NoSQL
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