data management for analytics

11月 282016

One aspect of high-quality information is consistency. We often think about consistency in terms of consistent values. A large portion of the effort expended on “data quality dimensions” essentially focuses on data value consistency. For example, when we describe accuracy, what we often mean is consistency with a defined source […]

The post Harmonizing semantics for consistency in interpreting analytical results appeared first on The Data Roundtable.

9月 142016

In Part 1 of this two-part series, I defined data preparation and data wrangling, then raised some questions about requirements gathering in a governed environment (i.e., ODS and/or data warehouse). Now – all of us very-managed people are looking at the horizon, and we see the data lake. How do […]

The post Data preparation and data wrangling, Part 2 (yippee, bring your lasso) appeared first on The Data Roundtable.