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Take HIERARCHY queries to a HIGHER LEVEL 

SQL and Database explained!
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Most of us have written the basic CONNECT BY query to traverse a hierarchy. But there is a LOT more power to hierarchy query processing that you might not know about.
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2 фев 2023

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Комментарии : 3   
@toomuchtube
@toomuchtube Год назад
Nice one Connor. Like the GROUP BY clauses, there is a lot of functionality in Oracle SQL that has been available for quite a long time, but few seem to use it. Pity, as performance, and output are enhanced by digging into the manuals and finding what functionality is available.
@kevinzhang8974
@kevinzhang8974 Год назад
excellent video, simple and easy to understand!!! Thank you Connor!
@DatabaseDude
@DatabaseDude Год назад
Glad you enjoyed it!
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