Three ways of querying hibernate

There are three main query modes common to hibernate: HQL, QBC (named query), and using native SQL query (SqlQuery) HQL Query * HQL (Hibernate Query Language) provides a rich and flexible way of querying, and using HQL for querying is also Hibernate's official recommended way of querying. * HQL is very similar in syntax structure to ...

Added by schoi on Fri, 10 Jul 2020 18:19:06 +0300

[Spring] Pure java for Spring-hibernate integration

First import the corresponding jar package for Spring-hibernate Then prepare the file for the database connectionHibernate.propertiesAlsoJdbc.properties Hibernate.propertiesFile: Configure the hibernate dialect and automatic table building hibernate.dialect=org.hibernate.dialect.H2Dialect hibernate.hbm2ddl.auto=create Jdbc.propertiesFi ...

Added by Master_Phantom on Wed, 08 Jul 2020 17:41:09 +0300

Spring Boot Task Scheduling

2.1.12 Timing Tasks The Spring framework comes with task scheduling capabilities that are like a lightweight Quartz and are easy to use without relying on other JAR packages. Simply add @EnableScheduling to the project master startup class to turn on task scheduling @SpringBootApplication @EnableScheduling public class LearnApplication { p ...

Added by Desbrina on Mon, 15 Jun 2020 21:10:56 +0300

R-Breaker Strategy for Commodity Futures

1. Summary The R-Breaker strategy was developed by Richard Saidenberg and published in 1994.After that, it was ranked one of the top 10 most profitable trading strategies by Futures Truth magazine in the United States for 15 consecutive years.Compared with other strategies, R-Breaker is a combination of trend and reversal.Not only can you capt ...

Added by maltech on Thu, 09 Apr 2020 06:00:53 +0300

Spring integrates spring MVC and hibernate

The previous article used maven to build a web environment, which records how to use spring to integrate spring MVC and hibernate, that is, spring + spring MVC + Hibernate framework integration.   Step 1: configure spring first Configure the spring configuration file applicationContext.xmls 1 <?xml version="1.0" encoding="UTF-8"?> 2 & ...

Added by HHawk on Fri, 03 Apr 2020 22:00:59 +0300

How to expand jBPM to realize "abnormal" requirements

If the requirements are "abnormal", we can try to extend jBPM, which is easy to be extended, such as event listener, custom activity, Java code activity, etc. Suppose we need to customize the query of the task here, and use multiple attributes as the query criteria. In order to implement this function in the current task ...

Added by Jennie on Fri, 20 Mar 2020 18:37:42 +0200

Java single application - Architecture Mode - 03. Design mode - 24. Template mode

Original address: http://www.work100.net/training/monolithic-architecture-design-patterns-template-pattern.htmlMore tutorials: Beam cloud - free course Template mode Serial number Chapter in text video 1 Summary - 2 Realization - Please refer to the navigation above for reading 1. overview In Template Pattern, an abstract class expos ...

Added by Rollo Tamasi on Fri, 13 Mar 2020 15:53:20 +0200

[Spring Data series learning] Spring Data JPA custom query, paging, sorting, and condition query

Spring Boot Jpa provides methods such as CURD by default, which often fail to meet our business requirements in daily life. In this chapter, a simple query case is defined to explain. Quick start pom.xml and application.properties in the project are the same as Chapter 1 Entity class mapping database table user entity class @Entity public class ...

Added by jameslynns on Sun, 08 Mar 2020 14:46:28 +0200

Spring MVC international configuration

What is internationalization? Internationalization is the development of technologies that support multiple languages and data formats. In fact, it dynamically responds localized resources to users according to external characteristics. Localization resource profile To realize internationalization i ...

Added by Locust on Thu, 05 Mar 2020 07:39:05 +0200

Spring MVC learning notes 02

Process model data: If data is needed for jump, VM can use the following methods ModelAndView,ModelMap,Map,Model Data placement request Scope of action //Example: public String testModelMap(ModelMap mm){ //The returned ModelAndView has both data and view Student student = new Student(); st ...

Added by conor.higgins on Fri, 14 Feb 2020 15:10:10 +0200