Gartner Blog Network

Henry Cook
Research Director
.1 years at Gartner
40 years IT Industry

Henry Cook is a Research Director in Gartner for Technical Professionals with particular specialization in data warehousing and related database, big data, in-memory database and analytics topics. Read Full Bio

Simple Sizing for Big Data Stores from Business Metrics

by Henry Cook  |  May 30, 2017

When developing analytic system system sizing isĀ one of things that it is beneficial to do ‘early and often’. However, getting a reasonable estimate early on in a project can seem difficult. However there is a simple trick that can be used for most analytical big data systems – data warehouses, data marts and data lakes.

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Logical Data Warehouse (LDW) – Three Parallel Development Styles

by Henry Cook  |  May 23, 2017

I’ve recently had the opportunity to write about the Logical Data Warehouse(LDW). In the paper I describe three parallel streams rather than a single development path. The development is cyclic. Like the classic data warehouse before it, the logical data warehouse is never finished. That is because it provides a digital representation of pretty much […]

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