hibernate book

Hibernate (4) structure-Basic Semantics and transactions, and hibernate SemanticsI. Basic Semantics Core: Configuration SessionFactory Session Ii. Configuration The Configuration class is responsible for managing the Configuration information of Hibernate. During Hiber running, you need to obtain some basic information about the underlying implementation. 1.

Hibernate Tools is an Eclipse integrated development tool plugin from JBoss that simplifies the development of ORM framework hibernate, as well as JBoss seam,ejb3. 1. Download Hibernate Tools For different releases of Eclipse, Hibernate Tools for the corresponding version number needs to be downloaded. To

Combined primary key generation policy in Hibernate, hibernate primary keyI. Configure the joint primary key in xml Design a class separately as the primary key class, such as StudentPK A. Serializable Interface) B. Rewrite equals () and hashCode () Why do I need to write equals () and hashCode () methods? The same hashCode is stored in the same location of the hash table. After a specific hashcode is found

What is hibernate lazy loading? When should I load it with laziness? Why should I load it with laziness ?, Hibernate Lazy is called delayed loading and delayed loading. When should I load it with laziness? I can only answer the question: When should I load it with laziness. Why should we use lazy loading? When the amount of data we want to access is too large, it is obviously inappropriate to use the cache,

SSH integration Hibernate uses spring to manage hibernate level two cache, configuring hibernate4.0 above level two cacheHibernate:Hibernate is a persistent layer framework that accesses physical databases frequently.Improve application performance by reducing the frequency of application access to physical data sources.The data in the cache is a copy of the data in the physical data source, the application

describe the database to accomplish this task, through the degree Niang found hibernate.So here I will record the process of learning hibernate framework, so as not to forget after the use of ...Today I will complete the configuration of the environment and build a simple hibernate project, using the development tools for MYECLIPSE10, the database for MySQL.Before we do the necessary preparation: Java JDK

Hibernate document notes are divided into three parts. The first part describes four parts: object definition, instance status, JMX integration, and JCA support. I. object definition 1.org. hibernate. sessionfactory For a single database, the compiled ing is a thread-safe buffer. Is the factory of a session and connectionprovider client. It has an optional process-level and cluster-level Reuse data cache (l

Hibernate uses cache (level 1, level 2, and query) to improve system performance and hibernate system performanceIn hibernate, we usually use three types of caches: level-1 cache, level-2 cache, and query cache. Below we will analyze the usage of these three caches in the project, as well as their advantages and disadvantages. The function of caching is to improv

First, inverse is the basic concept of hibernate bidirectional relationship. The real function of inverse is to specify which side to maintain the association between. When a party specifies "Inverse=false" (the default), then that party is responsible for the relationship, and that is how hibernate generates SQL to maintain the associated records!Hibernate synch

Reprint please specify the Source: http://blog.csdn.net/fxdaniel/article/details/42420779 Next article: Hibernate study notes (i)--build Hibernate development environment First look at the hibernate development of a simple process: (1) Prepare the development environment and create hibernate projects. (2) Create the d

Hibernate core interface, hibernate Core Configuration (AnnotationConfiguration) Role: Manage configuration information Objective: To generate SessionFactory You can specify the hibernate configuration file in the configure method. It is loaded under classpath by default (not specified ).Hibernate. cfg. xmlFile

For hibernate, hibernate. cfg. XML is a very important file. It uses XML format to save some very important parameters, such as database connection information and connection pool: The following is an example of hibernate. cfg. XML in a project: Public "-// hibernate/hiberna