This article explores the internals of materialized views and demonstrates how to precompute complex aggregates—having Oracle dynamically rewrite SQL to reference precomputed aggregate information.

The solution is to use SQL views, materialized views, or create a new table that contains only the filtered data the user needs.

This article continues the discussion of materialized views and discusses how to set up and configure your Oracle database to use this powerful new feature.

Materialised view selection is a critical process in data warehousing that significantly enhances the performance of online analytical processing systems. This process involves the pre-computation ...