How to pivot rows to columns (and back) in SQL: Databases for Developers #14
Sometimes you want to convert rows to columns. Or convert columns back into rows.
Luckily SQL has two clauses to help you do this:
PIVOT & UNPIVOT
Using these you can easily transform your rows to columns and back again.
Want more?
Take the course:
https://devgym.oracle.com/pls/apex/dg...
Read the blog post: https://blogs.oracle.com/sql/how-to-c...
Read the docs:
PIVOT: https://docs.oracle.com/en/database/o...
UNPIVOT: https://docs.oracle.com/en/database/o...
Need help with SQL? Ask us over on AskTOM: https://asktom.oracle.com
Twitter: / chrisrsaxon
Daily SQL Twitter tips: / sqldaily
All Things SQL blog: https://blogs.oracle.com/sql/
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The Magic of SQL with Chris Saxon
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