The entity class is:
DeviceWithReading. java
package com.fde.entity;
import java.util.Set;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.FetchTyp
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.
Smooth NHIBERNATE: Mapping the Valid Value Type Attribute to Components
How to map nullable value type attributes to components in NHibernate?
For example:
public struct PersonName
{
public string FirstName {get; private set; }
public string LastName {get
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I am using two different databases. I am using two different sessions to delete records from the two databases. The code is as follows:
try{
Session session1 = factory.getSession();
Transac
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When viewing NHProfiler, I received the following warning after submitting the transaction:
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I have no ide
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We use it to do some time vers
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SELECT Id, SUM (CASE MyValue WHEN 1 THEN Volume ELSE Volume * -1 END)
FROM MyTable
GROUP BY Id
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So I have some simple domain classes, I make sure not to use any PostgreSQL (or any other vendor) reserved words. Executing grails schema-export will generate a DDL, when targeting the same When th