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.
Archive | Big Data
RSS feed for this section
#datavault 2.0 supports dynamic data warehousing
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…)
#datavault in 2016
A look at the Data Vault landscape for 2016, including WWDVC and a variety of enhancements that are happening around the world.
#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.
#bigdata #noSql and #datavault 2.0
An explorative journey in to using Data Vault modeling on Hadoop / HDFS. Would love your feedback
ETL is Dead! Long Live ELT
Short explanation of why I think ETL is dead.
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.