Yet another dive in to Hash Keys and Data Vault 2.0
Tag Archives: big data
Joins, Natural Keys, Hashing MPP and #datavault
A walk back through the joins, hashing, Teradata, key selection, and arguments for and against sequence numbers. While this post is specifically related to Teradata, there are some generic statements here that apply to all MPP solutions.
Value of PIT and Bridge Tables in Data Vault 2.0
A quick entry about the value and positioning of PIT and Bridge Tables in virtualizing data marts, providing equal joins against the DV model, and improving join performance against the Data Vault 2.0 solution.
Generating #datavault models & Issues to address
Automated Data Vault Model Generation is NOT as easy as you think. Tool vendors DON’T yet have it right.
#datavault 2.0 and @MapR – install and setup
A quick technical look in to setting up VMWare configuration of MapR Drill and Data Vault 2.0 files
#bigdata #nosql #dv2 and Managed Self Service BI
A hap-hazard journey down the trail of EII, Self-Service BI, federated query, and Data Wrangling. Love to hear from you.
WWDVC 2015 – Materials Available!
Review of WWDVC 2015, Materials available for purchase on keyldv.com
So you want to be a Data Scientist?
A short journey in an attempt at defining a data scientist, what it is, what it isn’t, and how the industry has it wrong today.
Canonical Modeling, Ontologies, #datavault 2.0 and #noSQL
In this entry, I will explore (at a management level), what these components are, why they are important to you, and how they can help you with your NoSQL and BigData implementations.
Role of #datavault models in #nosql world
We’ve been addressing the question: what happens to a Data Vault Model when NoSQL is involved as the platform? In this entry I will address this question at a management level. If you want to know more about the details, you’ll have to attend this years’ conference: http://wwDVC.com