← Exit to Module 15: Database Access lessons
Module progress · 0%Lesson · 20 min
Module 15: Database Access
Lesson focusJPA & Hibernate Basics
Map entities to tables with annotations and interact via EntityManager.
01 · 18 minJDBC FundamentalsLocked02 · 14 minConnection Pooling EssentialsLocked03 · 20 minTransactions & Isolation LevelsLocked04 · 20 minJPA & Hibernate BasicsLocked05 · 18 minEntity Relationships & CascadingLocked06 · 35 minMini-Project: Simple CRUD ServiceLocked
Annotate classes with @Entity, choose @Id strategies, and map fields with @Column.
Use EntityManager or Spring Data repositories to persist and query entities.
Understand persistence context caching, dirty checking, and flush behavior.