etl framework

Common issues and solutions of the SSH framework, and common issues of the ssh frameworkHow does Hibernate work and why?Principle:1. Read and parse the configuration file2. Read and parse the ing information and create SessionFactory3. Open Sesssion4. Create transaction Transation5. Persistent operations6. Submit the transaction7. Disable Session8. Disable SesstionFactoryWhy:1. The code for JDBC database access is encapsulated, which greatly simplifie

PHP: After each HTTP request, initialize all resources (such as creating a database link, loading the System class library, creating a cache, etc.), processing and releasing all resources. Python/ruby: Initializes the resource when it is first started, and subsequent requests do not have to initialize the resource again. The difference between PHP and Python/ruby mechanism is: PHP extremely difficult to have a serious memory leak problem, whatever your code is bad, anyway, every reques

PHP implementation of the simplest MVC Framework Example tutorial, MVC framework Example Tutorial In this paper, the process of implementing the MVC framework in PHP is described in the form of an example, which is relatively easy to understand. We are now sharing it for your reference. The specific analysis is as follows: First of all, before learning a

Zend Framework framework of the zend_mail implementation of sending email verification function and solve the title garbled method, Zendzend_mail In this paper, the Zend_mail of Zend Framework framework is introduced to implement the verification function of email message and the method of solving the title garbled. S

We went out to pre-sales with our boss two days ago, mainly to sell our automated testing service. The tool used hp uft. People who have done automation should know that UFT is already one of the best tools in the field of automation testing. The customer is a person with a technical background, so it is not so cool. We have prepared a bunch of slides on the advantages of automated testing. He is good enough to ask directly what are the defects of your tools. Then I started to talk to him about

Http://www.cnblogs.com/xlovey/archive/2011/01/03/1924800.htmlADO Entity Framework OverviewADO in the new version features the new Entity Framework. It enables developers to focus on data through the object model, rather than the logical/relational data model. The Entity Framework helps abstract the logical data schema into a conceptual model and allows interactio

ADO Entity Framework OverviewADO in the new version features the new Entity Framework. It enables developers to focus on data through the object model, rather than the logical/relational data model. The Entity Framework helps abstract the logical data schema into a conceptual model and allows interaction with the conceptual model through object Services and new d

I recently encountered a problem in the project. I have referenced anotherProgramBut the compiler still reported an error, saying that the namespace could not be found, but I clearly referenced it. After searching for a long time, I finally found the problem. When you view the properties of a project, you can find that its Framework version is. NET Framework 4 client profile and change it to. NET

Entity Framework formation tour-using Unity object dependency injection to optimize Entity Framework (2), entityunity In the first article of this series, the journey to the formation of Entity Framework-Entity Framework based on the generic warehousing model (1) this section describes some basic knowledge about the En

Java is familiar with the benefits of the Framework. For us, the most important thing is to greatly improve the development efficiency. Since PHP is a Web application development language, it has been widely used around the world and has rich resources. I have been using PHP as the main web project development language over the past few years, during this period, I gradually came into contact with several PHP frameworks. I currently know a few of them

CI Framework Source Reading Notes 1,CI Framework source notes The first use of the CI framework, it is intended to write a CI source reading notes series, unfortunately, has not acted. There are few recent projects and there is some time to write something. So prepare to write down some notes and experience before, on the one hand to make a memo, on the other ha

Label: style using SP on problem Log Code BS If there is no benefit and no one is willing to do it, do you really need the application framework? What benefits does it bring to you? The Application Framework provides you with a ready-made development environment Now you have a project. Can you directly open Vs and then start coding? No, you have to create a project first. When using a layered architectur

Tags: source code php ci framework When I first started using the CI framework, I was planning to write a CI Source Code Reading Note series. Unfortunately, there was no action. There have been few projects recently, so I finally had some time to write something. So I want to record some of my previous notes and experiences. On the one hand, I have the right to make a memo. On the other hand, I always remin

The. NET Framework has evolved since 2002 and has undergone several versions, 1.0, 1.1, 2.0, 3.0, 3.5, and so on, and the redistributable package of the. NET Framework is growing. N The ET Framework 3.5 SP1 when it has expanded to 231MB, unless the software itself is very large, otherwise it is quite detrimental to the redistribute of. NET software unless the cli

Metronic-based Bootstrap development framework Experience Summary (1)-framework overview and menu module processing, metronicbootstrap I have been writing a lot of things recently. I have stopped my blog for a long time. I will sort out my ideas and summarize my experiences with the Metronic-based Bootstrap development framework, at the same time, I also recorded

Minor [PHP framework] 1. introduction, minorphp framework introduction. Minor [PHP framework] 1. introduction: minorphp framework introduction 1.1Minor is a simple but excellent PHP framework, Itjustdidwhataframeworkshoulddo. only one fr