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January 10

14:00 UTC   Start Times Around the World

Description

Advanced Windowing: Recursive With & Match_recognize; Pivoted column names; Nested subqueries
In January's session we looked at ways to create a conditional running total. With a variable number of rows! This brought a lively audience discussion of how to achieve this.

Highlights include:

- 05:05 - Using recursive with
- 08:20 - Walk through match_recognize solution
- 39:10 - What are the names columns pivot creates?
- 48:00 - Dealing with subqueries nested too deeply

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Your Experts

Chris Saxon
Chris Saxon, Oracle Developer Advocate for SQL    
Chris Saxon is the quizmaster for the Database Design competitions and an Oracle Developer Advocate for SQL. His job is to help you get the best out of the Oracle Database and have fun with SQL! He's also part of the answer team on Ask TOM and creates YouTube videos at The Magic of SQL channel.
Keith Laker
Keith Laker, Senior Principal Product Manager    
I have been working with Oracle data warehouse technology for over 20 years working on a wide variety of data warehouse projects both as a consultant and an onsite support engineer. I am now part of the Data Warehouse Product Management Team where I am responsible for analytical SQL. I am based in the UK at our Manchester office. A key part of my role is to work with our sales teams to brief our customers on data warehousing and analytical SQL: explaining the wide variety of new and exciting opportunities that our DW and analytical solutions can support. I regularly deliver sales training for data warehousing and analytical SQL across all our sales regions and provide competitive intelligence support across all the major data warehouse vendors.