About this blog

This blog is owned and maintained by Celona Technologies, the leader in application data migration technologies.
Experts from the data migration industry, including Charles Andrews, Tony Sceales and Paul Hollingsworth will regularly share thoughts, ideas and experiences with you.

Celona Data Migration Blog

MUSINGS ON APPLICATION DATA MIGRATION

Don't confuse ETL with Data Migration

Wednesday, 02 July 2008

Just caught Johny Morris's blog in which he neatly differentiates ETL (Extract Transform Load) from Data Migration. His thesis was that ETL is a regular periodic copying of data from one environment to another, and does not therefore require any process around removing the source version of the data or decommissioning. Data Migration by contrast is the permanent, one-time movement of a set
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Technorati Tags: ETL data migration application data migration Celona

Posted by tsceales at 15:14 in ETL

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High-priced Hurt

Monday, 25 February 2008

I've been considering how much pain people are prepared to go through before they are willing to adopt a new approach to getting data migration done. I spoke to a manager (let’s call him Harry) at a large (very wealthy) multi-national mobile operator last year who told me his company was pretty good at getting migrations done. By example, Harry told me about a project they’d jus
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Technorati Tags: budget overrun migration failure data migration ETL

Posted by tsceales at 16:19 in ETL

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