On December 9, 2009 CloverETL Cluster Edition was launched at PriceWaterhouseCoopers premises. CloverETL Cluster intelligently partitions data and distributes them evenly across multiple nodes in a cluster for execution in parallel. CloverETL Cluster’s ability to load balance large data transformations increases throughput, fault tolerance and flexibility.[Continue reading]
As I have promised I bring you a complex comparison of ETL tools: CloverETL, Talend and Pentaho.
Short summary of my previous posts: For testing I used two transformations based on TPCH test and the input data generated by dbgen utility. The transformations were run on my laptop with Windows Vista Home Premium. For detail information see part 1 and part 2.[Continue reading]
Before we will release a complete comparison of open source ETL tools and after a success of my previous blog post I decided to publish the second transformation that we used in the comparison.[Continue reading]
For the upcoming release of CloverETL 2.9, we are working on improvements in CloverETL Server which will allow run transformations in parallel on multiple cluster nodes.[Continue reading]
On Oct. 21 OpenSys released a new version of its ETL tool, CloverETL Designer version 2.8.1. It's mainly bugfix version but also brings a new component, ParallelReader, that makes delimited data file (CSV) processing faster than ever before.[Continue reading]
In October release 2.8.1 of Clover we introduced a new component which definitely should attract your attention – the Parallel Reader. The name itself already suggests the goal of the component – improve reading speed by going parallel. The component is very similar to Universal Data Reader in function – it reads delimited flat files like CSV, tab delimited, etc. - much hasn't changed here. But the real difference comes from under the hood.[Continue reading]