2016-01-05
1,684 reads
R Language
Getting to know your customers better – cohort analysis and RFM segmentation in R
It often pays to use a tool like R, in conjunction with a relational database, to quickly perform a range of analyses, and graphs, in order to ensure that you're answering the right question, to explore alternative hypotheses, or to provide insight into a problem. Feodor demonstrates how to quickly, and interactively, explore the ways that customers purchase goods and services using cohort analysis.
2015-07-06
2,364 reads
Using R to Explore Data by Analysis - for SQL Professionals
What's the best way for a SQL programmer to learn about R? It's probably by trying out various experiments with an interesting set of data, and some helpful suggestions that point out the parallels with SQL. Feodor provides the data and the helpful suggestions. The rest is up to you.
2015-06-18
5,591 reads
Using the Statistical Program R for Running Statistics
This article talks about using the statistical program, R, for applying simple statistics against data in Microsoft SQL Server.
2016-01-29 (first published: 2014-03-10)
13,774 reads
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Question of the Day
Identity Defaults
What happens when I run this code?
CREATE TABLE dbo.IdentityTest
(
id int IDENTITY(10) PRIMARY KEY,
somevalue VARCHAR(20)
)
GO
See possible answers