SQL Fundamentals

INSERT, UPDATE, DELETE Statements: Overview

Master INSERT to add new rows to tables Use UPDATE to modify existing data Apply DELETE to remove rows safely Understand transaction safety and ROLLBACK Handle

Master INSERT to add new rows to tables

Use UPDATE to modify existing data

Apply DELETE to remove rows safely

Understand transaction safety and ROLLBACK

Handle constraints and foreign keys

Prevent common data modification errors

Master INSERT to add new rows to tables

Use UPDATE to modify existing data

Apply DELETE to remove rows safely

Understand transaction safety and ROLLBACK

Handle constraints and foreign keys

Prevent common data modification errors