Category: Hibernate

Hibernate is an open source object-relational mapping framework. It encapsulates JDBC very lightweight objects. It establishes a mapping relationship between POJOs and database tables. It is a fully automatic orm framework. Hibernate can automatically generate SQL statements. Automatic execution allows Java programmers to use object programming thinking to manipulate the database as they like. Hibernate can be used in any occasion where JDBC is used, either in Java client programs or in Servlet/JSP Web applications. The most revolutionary thing is that Hibernate can replace CMP in the J2EE architecture using EJB. , To complete the important task of data persistence.

Hibernate and Ibatis cache

We can use infinispan or ehcache/terracotta to easily use the second-level cache to accelerate hibernate applications, but ibatis only has a simple interface to implement caching. And hibernate kno

October 12, 2021By Simo Hibernate Cache, Hibernate, IbatisLeave a Comment

Hibernate – @uniqueConstraint Checks multiple tables in JPA

The @OneToMany building on campus has @OneToMany guest rooms.
Room names must be unique on campus
(e.g. campus-A, block-A, room-A and Campus-B, block-A, room-A should be able to store)

Is i

October 12, 2021By Simo Hibernate check, Hibernate, JPA, middle, multiple, uniqueconstraintLeave a Comment

WCF using MSMQ DTC – close NHibernate session

I have a WCF MSMQ service (hosted in a Windows service). There is TransactionScopeRequired attribute on my method.

I am using Nhibernate to convert my The data is saved to my database. I want

October 12, 2021By Simo Hibernate close, DTC, MSMQ, NHIBERNATE, session, Using, WCFLeave a Comment

NHIBERNATE 3.3: Does the composite-id generate a Key property?

I have read that this mapping is impossible in NHibernate 3.3:

****

Basically I need a composite id attribute to be automatically calculated by NH.

There may be one Tips for gett

October 12, 2021By Simo Hibernate 3.3, composite, Generate, ID, key, NHIBERNATE, Property, whetherLeave a Comment

Decimal field truncated using NHibernate 3.2 and FluentnHibernate 1.3

I have a situation where the decimal field is truncated to five decimal places when saving to the database. This happens even if I have mapped them with 10 decimal places precision.

I use NHi

October 12, 2021By Simo Hibernate 1.3, 3.2, decimal, Field, FluentnHibernate, NHIBERNATE, truncation, useLeave a Comment

Hibernate – How to set up the biggest result in DetachedCriteria?

I am using DetachedCriteria, I only want the first result of the query, so I want to do something like LIMIT in DetachedCriteria 1. When I search Google, I found setMaxResult but It’s standard.