Saturday, July 12, 2008

HIBERNATE - Features of Hibernate


HIBERNATE - Features of Hibernate

Transparent persistence without byte code processing
Transparent persistence
JavaBeans style properties are persisted
No build-time source or byte code generation / processing
Support for extensive subset of Java collections API
Collection instance management
Extensible type system
Constraint transparency
Automatic Dirty Checking
Detached object support
Object-oriented query language
Powerful object-oriented query language
Full support for polymorphic queries
New Criteria queries
Native SQL queries
Object / Relational mappings
Three different O/R mapping strategies
Multiple-objects to single-row mapping
Polymorphic associations
Bidirectional associations
Association filtering
Collections of basic types
Indexed collections
Composite Collection Elements
Lifecycle objects
Automatic primary key generation
Multiple synthetic key generation strategies
Support for application assigned identifiers
Support for composite keys
Object/Relational mapping definition
XML mapping documents
Human-readable format
XDoclet support
HDLCA (Hibernate Dual-Layer Cache Architecture)
Thread safeness
Non-blocking data access
Session level cache
Optional second-level cache
Optional query cache
Works well with others
High performance
Lazy initialization
Outer join fetching
Batch fetching
Support for optimistic locking with versioning/timestamping
Highly scalable architecture
High performance
No "special" database tables
SQL generated at system initialization time
(Optional) Internal connection pooling and PreparedStatement caching
J2EE integration
JMX support
Integration with J2EE architecture (optional)
New JCA support
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