This article will explain the Oracle VAR_POP function and show you some examples. Purpose of the Oracle VAR_POP Function The VAR_POP function finds the population variance of a set of numbers, excluding NULLs. What does this mean? The population variance is a calculation that determines the difference or variation in a complete set of numbers. […]
Here’s my weekly link roundup for Jan 20, 2017. What Is This Link Roundup? A “link roundup” is a type of post on a website where the author collates a list of articles they have read recently, and adds them all into a single post. The aim is to make the readers of the site […]
In this article, I’ll explain the Oracle VAR_SAMP function and show you some examples. Purpose of the Oracle VAR_SAMP Function The VAR_POP function will return the sample variance of a set of numbers, after excluding NULLs. What does this mean? The sample variation calculates the variation of a sample of numbers from the overall set. […]
In case you are interested in the “New World” and happen to be in Bay Area this week (19 & 21 Jan 2017), there are two interesting events that you might want to attend (I’ll speak at one and attend the other):
Advanced Spark and TensorFlow Meetup
I’m speaking at the advanced Apache Spark meetup and showing different ways for profiling applications with the main focus on CPU efficiency. This is a free Meetup in San Francisco hosted at AdRoll.