How Database Virtualization Helps Migrate a Data Warehouse to the Cloud – eWeek

Database migrations are some of the most dreaded initiatives in IT. Bring up the subject of migrations with any IT executive and one gets a strong visceral reaction. Too many careers have been wrecked by failed migrations. Clearly, conventional techniques using code conversion just don’t work.

Especially when it comes to migrating an enterprise data warehouse, horror stories abound. Failed migrations that collapsed after three years of hard work are quite common. Migration projects that cost over $20 million before they fell apart are the norm. But ask any IT leader off-the-record and you might learn about much costlier disasters.

As enterprises move to the cloud, modernizing on-prem data warehouses to cloud-native technology is a top priority for every IT executive. So, what is an IT leader to do? How can enterprises avoid migration disasters when moving legacy data warehouses to the cloud?

Over the past year, several vendors brought to market the concept of database virtualization. The principle is quite simple. A virtualization platform lets existing applications run natively on the cloud data warehouse. No or only minimal changes of SQL are required. So, how does database virtualization take the sting out of database migrations? Continue Reading on Site