session cache

Anyone who has studied hibernate may know that Hibernate has three states, transient (transient state), persistent (persistent state), and detached (offline), and the big guys may also know the difference between the three. such as instantaneous

The above is jhipster inside the code, found that it does not call repository Save method but can update normally, because of hibernate object three states, remember to join the transaction (@Transactional), the following content from the network .--

First, Introductioncaching, between applications and persistent data storage sources, is intended to reduce the frequency of application access to physical data sources, thereby improving the performance of the application.For example, our CPU

caching, between applications and persistent data storage sources, is intended to reduce the frequency of application access to physical data sources, thereby improving the performance of the application.For example, our CPU execution efficiency

Hibernate cache has been more difficult to master, the following analysis and summary of the reasons, I believe you will slowly understand that the original hibernate cache is also easy to grasp, but the premise requires that we must follow hands to

A simple understanding of the Get method and the Load method(1) The Get () method returns the entity class directly, and returns NULL if no data is found. Load () Returns an entity proxy object (currently this object can be automatically converted

Recently, the project has been developed in a way that uses Jpa+eclipselink, where Eclipselink uses version 2.5.1. Encounter some problems caused by improper use of the cache, starting from this chapter to learn the Eclipselink caching mechanism.One,

The session interface is the most important interface that hibernate provides to the application to manipulate the database, providing basic saving, updating, deleting, and loading (not "querying"). ) method of the Java object. The session has a

A simple understanding of the Get method and the Load method(1) The Get () method returns the entity class directly, and returns NULL if no data is found. Load () Returns an entity proxy object (currently this object can be automatically converted

1 PrefaceThe effect of HTTPS on the speed of user access is described above.This article is to introduce the HTTPS in the access speed, computational performance, security and other aspects based on protocol and configuration optimization.This

1. What does hibernate say?Chinese translation is the meaning of hibernation, hibernate is an open source object-relational mapping framework that encapsulates JDBC and implements a mapping between Java entity classes and database tables. Achieve

First,Hibernate cache Introduction :The session interface is the primary interface that hibernate provides to the application to manipulate the data interface, which provides basic methods for saving, updating, deleting, and loading Java objects.The

One1. Delayed loadingLazy loading is a mechanism that hibernate provides to improve program execution efficiency, which is created only if the object's data is actually used.Occasion one: When a user wants to fetch a field from a table in a database,

Configuration (annotationconfiguration) Role: Management of configuration information Objective: to generate sessionfactory Hibernate configuration files can be specified in the Configure method, and the hibernate.cfg.xml file is loaded under

Hibernate Study Notes and hibernate Study Notes 1. Hibernate environment construction, configuration and HelloWorld 1.Build a Hibernate environment in Eclipse Download the offline Hibernate jar package (jbosstools-4.4.final-updatesite-core.zip) --

Today it's about Hibernate's soul--Session cacheThe session cache is composed of a series of Java collections. When an object is added to the session cache, the object's reference is added to the Java collection, and the object is always in the life

Standing in the perspective of persistence, Hibernate divides objects into 4 states: persistent state, temporary state, Free State, delete state. The specific method of the Session allows the object to transition from one state to another.persisting

Standing in the perspective of persistence, hibernate divides objects into 4 states: persistent state, temporary state, Free State, and delete state. The specific method of the session allows the object to transition from one state to another. 　　

The answer is also most are: Quote system.web, do not use HttpContext.Current.Application should use System.Web.HttpContext.Current.Application, Later on the Internet to see an article on the System.Runtime.Remoting.Messaging.CallContext this class

I said that there was already output, And I typed it in the editor. There was nothing in front of it. This was also the case when I used AJAX. Later, I put this PHP file in linux to open it, you will find that at the beginning of the file, there