kettle etl

1 Introduction:The project recently introduced Big Data technology, using its processing day-to-date data on the internet, requiring kettle to load raw text data into the Hadoop environment2 Preparatory work:1 FirstTo understand the Kettle version of the support Hadoop , because the kettle data online less, so it is best to go to the official website, the URL:Ht

1. kettle introduction kettle is an ETL (Extract, TransformandLoad Extraction 1. kettle introduction kettle is an ETL (Extract, Transform and Load Extraction Zookeeper 1. kettle is an

kettle. Kettle is a foreign open source ETL tool, written in Java, can be run on Windows, Linux, UNIX, data extraction is efficient and stable. ELT is all called extraction, transformation Loading, wherein the text is interpreted as extracting, converting and loading. Kettle This tool contains SPOON,PAN,CHEF,ENCR and

, Task execution and so on, and so on, if these meta-data can be strictly controlled, the above problem is certainly not a problem ... Reproduced from: http://superlxw1234.iteye.com/blog/1666960 Want to say this article is dry goods, said is very real, is the technology is concentrated in the inside. About the above in here to say their own experience 3. Extraction strategy: Small data table (such as 50w) as far as possible to use full-volume extraction, you can avoid data omission and other e

Kettle FAQ (2) Author:Gemini5201314 10. Character SetKettle uses UTF8, which is commonly used in Java to transmit character sets. Therefore, no matter what database you are using or any database type character set, kettle is supported. If you encounter Character Set problems, the following prompts may help you:1. There will be no garbled characters between a single database and a single database, regardless

This introduction to my open source project [Kettle-manager]kettle management platform How to get and deploy use, this project introduction please see another post: http://www.cnblogs.com/majinju/p/5739820.html.The following is the main introduction of the project deployment process, the use of problems can be emailed feedback.Preparatory work: This system only supports Oracle database for the time

I. Deployment Readiness1.1 Java Installation (abbreviated)1.2 JDK Configuration1. Command line type "CD/ETC" into the ETC directory2. Command line type "VI profile" to open the profiles file3. Tap the keyboard ctrl+f to the end of the file4. At the end, that is, the first ~ place, tap the keyboard to enter the following content into the file Export java_home=/usr/java/jre1.6.0_45 Export path= $JAVA _home/bin: $PATH Export classpath=.: $JAVA _home/lib/dt.jar: $JAVA _home/lib/tool

Label:At present, Teradata Data Warehouse ETL operation using ELT mode, because the loading is too heavy, the need to transfer the ETL pressure to a dedicated ETL server. For ETL tools, there are already mature commercial/open source tools in the market, such as Informatica's PowerCenter, IBM DataStage, and open source

Tags: share for me install JDK LAN NSF MYSQ process target primary key auto-increment from:https://my.oschina.net/simpleton/blog/525675 First, what is ETL ETL, an abbreviation of English extract-transform-load, is used to describe the process of extracting data from the source (Extract), converting (Transform), loading (load) to the destination. The term ETL is m

During database management, extraction, conversion, and loading (ETL, extract, transform, and load) are three independent functions that constitute a simple editing task. First, read the data in the specified source database and extract the required sub-dataset. Then, the conversion function uses rules or drop-down lists to process the acquired data or create connections with other data, so that it can be converted to the desired state. Finally, we us

Pentaho biserver Community edtion 6.1 is a kettle component that can run kettle program scripts. However, since Kettle does not publish directly to the BISERVER-CE service, the ETL scripts (. KTR . KJB) that are developed in the local (Windows environment) through a graphical interface need to be uploaded to the Biserv

Use kettle to batch download files and kettle to batch download files Use kettle to batch download files In the latest projects, you need to download files in batches and import the results into the data. kettle is indeed competent through some experimental tests. The problem is that if you download files in batches th

Reprinted ETL architect interview questions 1. What is a logical data mapping and what does it mean to the ETL team? What is Logical Data ing? What role does it play on the ETL project team? A: Logical Data Map) describes the data definition of the source system, the model of the target data warehouse, and instructions on operations and processing methods to conv

For the Data warehouse and ETL knowledge, I am basically a layman. Everything has to start from scratch, take a note, to facilitate the understanding of learning progress.First, let's take a look at the basic definition:Well, some people also called the ETL simple data extraction. At least before the study, the leader told me that you need to do a data extraction tool.In fact, extraction is the key part of

Introduction to kettle Kettle is an ETL (Extract, transform and load extraction, conversion, and loading) tool. It is frequently used in data warehouse projects. Kettle can also be used in the following scenarios: Integrate data between different applications or databases Export data from the database to a text

processing, and data loading. To implement these functions, various ETL tools generally expand functions, such as workflows, scheduling engines, rule engines, script support, and statistics. 3. Mainstream ETL tools There are two types of ETL tools from the vendor perspective. One is the ETL tools provided by the data

Label:Environment: WINDOWS7,JVM Memory settings 14g,kettle5.1 later upgraded to 5.4,oracle as a repository. Problem background: We manage the kettle job run through the Web page, this is just a management interface, even if the Web project is stopped will not affect the operation of the job, the actual operation of the job is the background program, with the number of jobs increased, up to three hundred or four hundred, The job is also running at an u

KETTLE _ memory overflow error and kettle overflow error Original Works are from the blog of "Deep Blue blog". You are welcome to reprint them. Please note the following source when reprinting them. Otherwise, you will be held legally liable for copyright. Deep Blue blog: http://blog.csdn.net/huangyanlong/article/details/42453831 Kettle memory overflow error Sol

I. BACKGROUNDCompanies in the use of kettle to do data etl, every job or transformation released on the line want to immediately execute see data effect, every time is to find the operation of the login server open kettle Find the corresponding file click execution, the whole process inefficient, not only occupy the operation and maintenance time, During the peri

ETL (Extract-transform-load, extract, transform, load), data warehousing technology, is used to process the data from the source (previously done projects) through the extraction, transformation, loading to reach the destination (the project is doing). That is, the new project needs to use the data from the previous project database, ETL is to solve this problem. ETL