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.
It’s been a while since I blogged about features and functionality of the Data Vault, but here is an entry that discusses something I’ve been talking about since 2001. Dynamic Data Warehousing. This is the next step beyond active data warehousing / operational data vaults. (more…)
A look at the Data Vault landscape for 2016, including WWDVC and a variety of enhancements that are happening around the world.
A quick technical look in to setting up VMWare configuration of MapR Drill and Data Vault 2.0 files
A hap-hazard journey down the trail of EII, Self-Service BI, federated query, and Data Wrangling. Love to hear from you.
An explorative journey in to using Data Vault modeling on Hadoop / HDFS. Would love your feedback
Short explanation of why I think ETL is dead.
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.