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Data Science with SQL Server Quick Start Guide

You're reading from   Data Science with SQL Server Quick Start Guide Integrate SQL Server with data science

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Product type Paperback
Published in Aug 2018
Publisher Packt
ISBN-13 9781789537123
Length 206 pages
Edition 1st Edition
Languages
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Author (1):
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Dejan Sarka Dejan Sarka
Author Profile Icon Dejan Sarka
Dejan Sarka
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Table of Contents (10) Chapters Close

Preface 1. Writing Queries with T-SQL FREE CHAPTER 2. Introducing R 3. Getting Familiar with Python 4. Data Overview 5. Data Preparation 6. Intermediate Statistics and Graphs 7. Unsupervised Machine Learning 8. Supervised Machine Learning 9. Other Books You May Enjoy

Performing market-basket analysis

Market-basket analysis means, in its simplest implementation, finding which products tend to get purchased together, in the same basket. The basket might be either physical, such as a basket in a retail store, or a virtual one, such as a single Web order with one or more items. In the AdventureWorksDW2017 demo database, there isa dbo.vAssocSeqLineItems view with the web purchase transactions with the content that I am examining with the following query:

SELECT TOP 3 *
FROM dbo.vAssocSeqLineItems;

The result is this:

OrderNumber LineNumber Model
----------- ---------- ------------
SO61313 1 Road-350-W
SO61313 2 Cycling Cap
SO61313 3 Sport-100

The OrderNumber column defines the basket, and the Model column identifies a single product in the basket. Note that I did not include the ORDER BY clause in the query...

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