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Hibernate Overview by Quontra Solutions

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Hibernate Overview by Quontra Solutions

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  1. Hibernate by Quontra Solutions For More info call:(404)900-9988, Mail:info@quontrasolutions.com Visit:www.quontrasolutions.com

  2. What is Hibernate? • Hibernate is an open source, lightweight, ORM(Object Relational Mapping) tool. • It’s a pure java object relational mapping persistence framework that allows you to map plain old Java objects to relational database tables For More info call:(404)900-9988, Mail:info@quontrasolutions.com Visit:www.quontrasolutions.com

  3. Architecture of Hibernate For More info call:(404)900-9988, Mail:info@quontrasolutions.com Visit:www.quontrasolutions.com

  4. Example to Create a Hibernate Application in Eclipse • Create the java project • Add jar files for hibernate • Create the Persistent class • Create the mapping file for Persistent class • Create the Configuration file • Create the class that retrieves or stores the persistent object • Run the application For More info call:(404)900-9988, Mail:info@quontrasolutions.com Visit:www.quontrasolutions.com

  5. Create the java project Open Eclipse IDE---->File Menu----->New---->Project---> Java Project----> Specify the Project name----->Finish Add Jar files To Hibernate • To add the jar files Right click on your project • Build path • Add external archives. • Now select all the jar files For More info call:(404)900-9988, Mail:info@quontrasolutions.com Visit:www.quontrasolutions.com

  6. Create persistent Class package com.mypackage; public class Employee { private int id; private String fname,lname; public intgetId() { return id; } public void setId(int id) { this.id = id; } public String getFname() { return fname; } public void setFname(String fname) { this.fname = fname; } public String getLName() { return lName; } public void setLname(String lname) { this.lname = lname; } } Employee.java For More info call:(404)900-9988, Mail:info@quontrasolutions.com Visit:www.quontrasolutions.com

  7. Mapping Class <?xml version='1.0' encoding='UTF-8'?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping> <class name="com.mypackage.Employee" table="emp1000"> <id name="id"> <generator class="assigned"></generator> </id> <property name="fname"></property> <property name="lname"></property> </class> </hibernate-mapping> employee.hbm.xml For More info call:(404)900-9988, Mail:info@quontrasolutions.com Visit:www.quontrasolutions.com

  8. <?xml version='1.0' encoding='UTF-8'?> <!DOCTYPEhibernate-configuration PUBLIC "-//Hibernate/Hibernate Configuration DTD 3.0//EN" http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd"> <hibernate-configuration><session-factory><property name="hbm2ddl.auto">update</property> <property name="dialect">org.hibernate.dialect.Oracle9Dialect</property> <property name="connection.url">jdbc:oracle:thin:@localhost:1521:xe</property> <property name="connection.username">system</property><propertyname="connection.password">oracle</property> <property name="connection.driver_class">oracle.jdbc.driver.OracleDriver</property> <mapping resource="employee.hbm.xml"/> </session-factory> </hibernate-configuration> configuration Class hibernate.cfg.xml For More info call:(404)900-9988, Mail:info@quontrasolutions.com Visit:www.quontrasolutions.com

  9. Run Application • Create a class that retrieves and stores the persistent object • To run the hibernate application, right click on the StoreData • class - Run As - Java Application. • Finally run the application For More info call:(404)900-9988, Mail:info@quontrasolutions.com Visit:www.quontrasolutions.com

  10. Quontra Solutions Offers • informatica • JAVA • Oracle-12c DBA • Cognos • QlikView • SQL Server • MS.NET, OBIEE • data warehousing, • Sharepoint • Testing Tools • ASP.Net • Hadoop • Salesforce etc…. For More info call:(404)900-9988, Mail:info@quontrasolutions.com Visit:www.quontrasolutions.com

  11. Thank u For More info call:(404)900-9988, Mail:info@quontrasolutions.com Visit:www.quontrasolutions.com

  12. Any Questions For More info call:(404)900-9988, Mail:info@quontrasolutions.com Visit:www.quontrasolutions.com

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