Hibernate4.1 Version Features:
Friday, October 12, 2012
Hibernate4.0 Version New Features:
Ø Provide support for initial
multi-tenancy databases.
Ø Introduces a ServiceRegistry.
Ø Redesign SessionFactory Building.
Ø Clean up of Session opening from
SessionFactory.
Ø Using org.hibernate.integrator.spi.Integrator
made integration and auto discovery more desirable.
Ø Improve to work (Better logging) with i18n and message codes.
Ø Clean up of deprecated interfaces,
methods, etc.
Hibernate3.6 final Version Features:
Ø
Hibernate Core.
Ø
Hibernate Envers(Easy Entity Relationship).
Ø
Hibernate Entity-managers.
Ø
Hibernate Annotations.
Ø
Hibernate-caches
ü hibernate-c3p0
ü hibernate-proxool
ü hibernate-ehcache
ü hibernate-infinispan
ü hibernate-jbosscache
ü hibernate-oscache
ü hibernate-swarmcache
Ø Dropping support for JDK 1.4
Ø Merging of
hibernate-jmx and hibernate-annotations modules into hibernate-core. For those
of you using Maven, that means hibernate-core-3.6.0.Final.jar contains
annotation and jmx support.
Ø Improved Type
support (HHH-5138 and related issues)
Ø Change in DTD
hosting (HHH-5485)
Ø Slew of
documentation changes, including introducing a new Getting Started
Guide
Ø Several improvements to annotations support for
discriminators, column-level read/write expressions, and timestamp versions.
New
Envers feature (ValidityAuditStrategy) as an alternative way to write history
entries.
Hibernation Version Features:
Ø
Hibernate Core.
Ø
Hibernate Envers(Easy Entity Relationship).
Ø
Hibernate Entity-managers.
Ø
Hibernate Annotations.
Ø
Hibernate Search engine (Apache Lucien Support).
Ø JSR 317 (JPA2)
support.
Ø Integration of
hibernate-annotations, hibernate-entitymanager and hibernate-envers into the
core project. See http://in.relation.to/14172.lace for details
Ø Added Infinispan as a standard second-level cache. See http://infinispan.blogspot.com/2009/10/infinispan-based-hibernate-cache.html for details
Ø Improvements to
the new second-level caching SPI introduced in 3.3 based on feedback from
implementers including Ehcache, Inifinispan and JBoss Cache.
Ø Far better read only / immutable support.
Ø Support for JDBC 4 such that Hibernate can be used in JDK 1.6 JVMs and
make use of JDBC4-compliant drivers.'
Ø Support for column-level
read/write fragments (HBM
only for now)
Ø Initial support
for fetch profiles
Hibernate final Versions and its release dates.:
1.
Hibernate3.0
final released Year 31st Mar, 2005.
2.
Hibernate3.1.3
released Year 20th Mar, 2006.
3.
Hibernate3.2.6
GA released Year 09th May, 2009.
4.
Hibernate3.3.2
GA released Year 24th June, 2009.
5.
Hibernate3.4.0
GA released Year 20th Aug, 2008.
6.
Hibernate3.5
final released Year 13th Mar, 2010.
7.
Hibernate3.6
final released Year 14th Oct,
2010.
8.
Hibernate4.0
final released Year 15th
Dec, 2011.
9.
Hibernate4.1 final released Year 09th Feb, 2012.
Wednesday, February 29, 2012
What is an Application Server ?
What is an Application
Server ?
Ø Application server is a Server Software comprises of web
container,EJB Container and other enterprise services. Via.JNDI naming Services
JMS,JTS etc.,
Example of some of Application Servers :
·
Weblogic8.1 / weblogic 10
·
JBoss
·
Sun Server
·
WebSphere(WAS from IBM)
·
GlassFish
Monday, February 27, 2012
What is J2EE
What is J2EE ?
Ø J2EE(java 2 Enterprise Edition) is one of the three Java
platform from sun micro system.
Other
two’s are : (1) J2SE(Java 2 Standard
Edition)
(2) J2ME(Java 2 Mobile Edition)
Ø J2EE is a collection of so many Java based technologies.
Ø J2EE technologies broadly divided into 2 catagories
o Component technologies
o Service technologies
Component
technologies are :
o Servlets
o Jsp
o EJB(enterprise java beans)
·
Servlets and jsp are know as web technologies
·
EJB is known as distributed technologies
·
A servlet and jsp are web components developed by web
component developers
·
EJB’s are develooped by business component developers .EJB’s
are knows as business components.
Service
technologies are :
o JMS (Java Messaging Service)
o JTS (Java Transaction Service)
o JAAS (Java Authentication and autherisation Service)
o JNDI (Java Naming and directory Interface)
o Java Mail
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