Data visualization describes the shape of information formed in a graph depicting a particular context. Data visualizations contain contextual information (the metadata) and the actual data, making the information more straightforward for people to process and analyze. According to DAMA-DMBoK2, data visualizations cover traditional BI tools like “tables, pie charts, line charts, area charts, bar […]
Computing: A Human Activity!
Click to learn more about author Thomas Frisendal. I started at the University of Copenhagen in 1969. My professor was Peter Naur. He was in many ways an unusual man and a deep thinker. It is only now in recent years that I realize how much he influenced my thinking. 1969 was his second year […]
The “Actionable” Metadata
Click to learn more about author Anand Govindarajan. During the days of building data warehouses and BI systems, all that was captured, as truly “metadata,” was the data about creation/access of the data structures for audits, data about the execution of data loads, and so on. Primarily, whatever supported the “operations” of the data warehouse. […]
The POFMU Principle: Process Once for Many Uses
Click to learn more about author Matt Habiger. Data is often not created for purposes that please data scientists. It is often collected for operations or billing, and as such, a significant amount of preparation time is needed to make it ready for data science. This is clearly the case with location data sourced from […]
Quick Guide: Data Structure in a Document Database vs. Relational Database
Click to learn more about author Niels Brinch Experts in relational database structure may find it very confusing to structure data in a document database. However, there are actually more similarities than differences. Here are some observations that may make it easier for experts in relational databases to make the transition to design their data […]
Six Different Ways to Drill
Click to learn more about author Mike Brody. Thought leaders typically discuss business intelligence in the abstract or in terms of business benefits, but I want to take a moment to drill in (pun most definitely intended) on drilldowns. They’re one of the most useful and beloved BI features. Who doesn’t appreciate being able to click […]
Blockchain – Old Wine in a New Bottle?
Click to learn more about author Kasu Sista. Let us look at the fundamental technologies that are involved in Blockchain and what they do: Block, is a block of storage that is stuffed with transactions. Every database uses the same technology. Chain, is a doubly linked list. One of the first known data structures and […]
Ways to Optimize your SQL Database
Click to learn more about author Chirag Thumar. Structured Query Language or SQL is considered the standard language for database management systems used to correspond with a database, either to update on or retrieve data from a database. The SQL is very simple to run and user-efficient, as the commands have a simple syntax. But then, the efficiency of the SQL […]
Aug 8 Data-Ed Webinar: Data Structures – The Cornerstone of Your Data’s Home
DATE: August 8, 2017, This webinar has passed. The recording will be made available On Demand within two US business days. TIME: 2 PM Eastern / 11 AM Pacific PRICE: Free to all attendees About the Webinar To co-opt an old adage: “If data gets lost and no one knows where to find it, does […]