Migrate a petabyte-scale data warehouse from Actian Vectorwise to Amazon Redshift

This article discusses a financial services company's migration from an on-premises Actian Vectorwise data warehouse to Amazon Redshift, a cloud-based data warehousing solution, to address scalability, availability, and performance challenges.

Specifically, the article covers:

• The challenges the company faced with their legacy architecture, including scalability limitations, availability and resiliency concerns, and performance issues due to unpredictable workloads.
• The solution architecture using Amazon Redshift, API Gateway, and other AWS services to address the challenges.
• Benefits of using Amazon Redshift, such as workload management, data distribution, operational efficiency, workload isolation, and scalability.
• The data migration approach and key considerations, including a wave-based migration strategy.
• The results achieved, including a 5% improvement in query performance, significant cost savings, improved stability and scalability, and the ability to handle both structured and semi-structured data.