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Teradata Cookbook

You're reading from   Teradata Cookbook Over 85 recipes to implement efficient data warehousing solutions

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Product type Paperback
Published in Feb 2018
Publisher Packt
ISBN-13 9781787280786
Length 454 pages
Edition 1st Edition
Languages
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Authors (3):
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Abhinav Khandelwal Abhinav Khandelwal
Author Profile Icon Abhinav Khandelwal
Abhinav Khandelwal
Viswanath Kasi Viswanath Kasi
Author Profile Icon Viswanath Kasi
Viswanath Kasi
Rajsekhar Bhamidipati Rajsekhar Bhamidipati
Author Profile Icon Rajsekhar Bhamidipati
Rajsekhar Bhamidipati
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Toc

Table of Contents (14) Chapters Close

Preface 1. Installation 2. SQLs FREE CHAPTER 3. Advanced SQL with Backup and Restore 4. All about Indexes 5. Mixing Strategies – Joining of Tables 6. Building Loading Utility – Replication and Loading 7. Monitoring the better way 8. Collect Statistics the Better Way 9. Application and OPS DBA Insight 10. DBA Insight 11. Performance Tuning 12. Troubleshooting 13. Other Books You May Enjoy

Experimenting with JSON

JavaScript Object Notation (JSON) is a lightweight programming independent data interchange format. It is mainly used in web applications to transmit information. It is not only simple for humans to read but easy for machines to parse and generate. JSON has some advantages for traditional extensible markup language (XML):

  • XML data is a typeless only string, whereas JSON data is typed like string, number, array, and boolean
  • JSON data is readily accessible, whereas XML data needs to be parsed and assigned to variables

The JSON syntax is a subset of the JavaScript syntax. There are some rules when it comes to JSON syntax:

  • Data is defined in name/value pairs
  • Data is separated by commas
  • Curly braces hold objects
  • Square brackets hold arrays
{
"name"
:"Robert"
}

We can use JSON as we would use any other SQL data type:

  • JSON content...
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