Clear codes for the next step demo.
One to One mapping.
add the new files created in previous step
code cleanning
One to Many mapping
Many to Many: using mappedBy
@OneToMany (cascade=CascadeType.ALL)
Implementing inheritance by using SINGLE_TABLE
Implementing inherintance by using table per class
Implementing inheritance by using Joined table
code clearing
CRUD operations
code cleaning
implementing HQL and the Query Object
select and pagination in HQL
SQL Injection
User parameter binding to against SQL injection
Named Queries
Criteria and Restriction
Projections and Query by Example