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At Appextech, most programs have been designed to blend traditional academic content with applied learning concepts taught in a laboratory environment in order to help students prepare for career opportunities involving technology.
Prerequisite: Knowledge of Java, RDBMS and J2EE architecture
ORM Basics:
- Why ORM?
- O/R Paradigm Mismatch
- Pieces of ORM implementation
- Why Hibernate ?
Introduction to Hibernate:
- Hibernate Architecture
- Hibernate Technology benefits
- Object and database identity
- Persistence lifecycle
Getting Started:
- Mapping Tables to beans
- Mapping Properties to columns
- Web application example set up
- Hibernate.cfg.xml ( Hibenate configuration)
- Configuration Strategies
- Basic Example, distribution, jars, Mapping metadata, DB connection / pool properties - SQL Dialect,Logging - log4j
Relationships:
- POJOs - Simple POJO Example
- ID / Pks
- Associations
- one-to-many self association,
- one-to-one
- many-to-one
- many-to-many
- many-to-many as 2 many-to-one - advantages of this approach
- Fine grained object models - Components
- bidirectional associations
- parent/child relationships
- Unique Constraints
- Unique FK
- Unique column/property
Basic Queries:
- HQL Basics
- QBC / QBE
- Native SQL
- Named Queries
More Mapping Concepts:
- Hibernate Type System
- Collections ( Set, Map, List)
Persistence Lifecycle:
- Persistence Manager / Session
- Cascading
Advanced Queries:
- Query API
- Binding Parameter
- Grouping
- Subqueries
- Optimising Query
- Native SQL Query
Using Hibernate Transaction Support and Concurrency:
- Local transaction, Global transaction
- Hibernate Transaction API
- Isolation level
- Locking
Hibernate Caching:
- Caching overview
- Hibernate Caching Architecture
Using Hibernate and Spring: (Covered in the Spring Session)
- Hibernate Introduction
- ORM framework support
- Setting up mappings
- Setting up relationships
- Using Spring DAO support
- Accessing Hibernate through Hibernate Template
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