Hibernate Tutorial

hibernate tutorial with example

This Hibernate tutorial gives inside and out ideas of Hibernate Framework with rearranged precedents. It was begun in 2001 by Gavin King as an option to EJB2 style substance bean.

Hibernate Framework

Hibernate is a Java structure that streamlines the advancement of Java application to interface with the database. It is an open source, lightweight, ORM (Object Relational Mapping) apparatus. Hibernate actualizes the particulars of JPA (Java Persistence API) for data industriousness.

ORM Tool

An ORM apparatus rearranges the data creation, data control and data get to. It is a programming procedure that maps the item to the data put away in the database.

hibernate tutorial, An introduction to hibernate

The ORM apparatus inside utilizations the JDBC API to cooperate with the database.

What is JPA?

Java Persistence API (JPA) is a Java particular that gives certain usefulness and standard to ORM instruments. The javax.persistence bundle contains the JPA classes and interfaces.

Advantages of Hibernate Framework

Following are the benefits of hibernate framework:

1) Open Source and Lightweight

Hibernate structure is open source under the LGPL permit and lightweight.

2) Fast Performance

The execution of rest system is quick since queries is inside utilized in rest structure. There are two sorts of queries in hibernate structure first dimension store and second dimension reserve. First dimension queries is empowered by default.

3) Database Independent Query

HQL (Hibernate Query Language) is the article situated form of SQL. It produces the database free queries. So you don't have to compose database explicit queries. Before Hibernate, if database is changed for the venture, we have to change the SQL query too that prompts the support problem.

4) Automatic Table Creation

Hibernate structure gives the office to make the tables of the database naturally. So there is no compelling reason to make tables in the database manually.

5) Simplifies Complex Join

Fetching data from various tables is simple in rest framework.

6) Provides Query Statistics and Database Status

Hibernate supports Query queries and give measurements about query and database status.






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