SMRTR ProgrammingMar 24, 2026Real Python

Understanding CRUD Operations in SQL

SMRTR summary

CRUD operations—create, read, update, and delete—form the foundation of nearly every application developers build. These four essential data operations enable complete data roundtrips whether working with databases or REST APIs. Understanding CRUD provides developers with an actionable blueprint for building applications and helps explain how existing applications function behind the scenes.

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