pentaho review

website Link: http://wiki.pentaho.com/display/EAI/Call+DB+Procedure DescriptionCalling the database stored procedure step allows the user to execute a database stored procedure and obtain the results. Stored procedures or methods can only return

1. It can only have one primary query result set. 2. Place the $ {parameter name} parameter in the SQL statement at the bottom of the DATA page in the upper-right corner. The parameter must have a default value. Otherwise, no DATA is displayed in

The recent product line research and development system formally review Board this excellent web-based code review open Source tool into the development process, as the product line within the project team for code review of the auxiliary tools. My attention to review board for nearly two years has not been wasted, but

Kettle requires a JDK environment. You can download it on the Oracle official website. In addition, JDBC or ODBC is required to use kettle. I prefer JDBC. I hate to understand the concept and knowledge of JDBC. "What is JDBC? JDBC (Java Data Base

I. Extracting data from HDFS to an RDBMS1. Download the sample file from the address below.Http://wiki.pentaho.com/download/attachments/23530622/weblogs_aggregate.txt.zip?version=1&modificationDate =13270678580002. Use the following command to place

The layout of the dashboard is very troublesome. This CSS layout is a virtue. This mainly involves layout and compontens layout size settings. Layout layout includes row objects and column objects, as well as images and HTML objects. A row object

Http://www.aboutyun.com/thread-7450-1-1.html There is a very large table: Trlog The table is about 2T.Trlog:CREATE TABLE Trlog(PLATFORM string,user_id int,Click_time String,Click_url string)Row format delimitedFields terminated by ' t ';

This article translated from: Dzone.com/articles/4-types-of-code-reviews-any-professional-developer Please specify the Source: Grape City website, Grape City for developers to provide professional development tools, solutions and services, empowering developers. No one can guarantee that the code he produces must be perfect. The following is a description of the 4 main types of code review, and I believe that as a professional developer, you sh

, that is, "code review ". What is code review? Code Review (Code Review) is also called "code review". The basic idea is that after developers write their own code, others will review the code they have written, this effectively

Part 1 software R D work summary Peer review In 《Inspur SummitIn this book, Mr. Wu describes how Google worked in the early days. One of them was written as follows:After dinner, I usually send the code modification list to Craig for code review. Generally, he will reply to me at around 10 o'clock and give me some suggestions, A space is added to a line. What Mr. Wu described is actually in software devel

This example is simple and the difficulty lies in the installation of your Hadoop2.20 plugin (my previous blog post). The steps to implement are as follows: 1. Create a job Create a kettle job to achieve the following effects. 2. Configure

Code Review is a commonly used tool in software development, and it is easier to identify problems that are more difficult to find than QA testing, and to help team members improve programming skills, unified programming style, and more. 1. Code review requires the team to have a good culture Teams need to recognize that code reviews are designed to improve the ability of the entire team, rather than chec

Code review". What is code review Code Review, or "code review," is the basic idea of an effective discovery of the flaws in the code by someone else reviewing his code after the developer has written his or her own code. One of the basic theories of code review is that th

Code review is a process by which code quality is improved by reviewing codes, which occupies an extremely important position in the XP method, and has become an indispensable part of software engineering. This paper discusses some concepts and experiences of code review, and puts forward some suggestions on how to pay attention to the code review and Code

Code review is a process by which code quality is improved by reviewing codes, which occupies an extremely important position in the XP method, and has become an indispensable part of software engineering. This paper discusses some concepts and experiences of code review, and puts forward some suggestions on how to pay attention to the code review and Code

How to do code Review effectivelywhat is code Review. Code review Codes review refers to the process of systematic checking of source code during software development. The general purpose is to find a variety of defects, including code defects, functional implementation problems, coding rationality, performance optimi

, rather than as a large paragraph narrative.Assign priority: All requirements should be assigned a priority level. If all requirements are considered equally important, project managers lose control of freedom in developing or saving budgets or schedulingThe above features are also the main points of the requirements review, before the review can be specified according to the actual needs of the

Tags: Code Review, practical experience, peer programming, Programmer Statement: This article was first published on bole online after I translated it. Please mark the original position for any form of reprinting. Millions of years ago, ape rose from the tree and evolved into a human being. From a similar perspective, we look at code review: It seems like something that can separate humans from the beast in