Using group by in update statement in oracle

Or if video is more your thing, check out Connor's latest video and Chris's latest video from their Youtube channels. And of course, keep up to date with AskTOM via the official twitter account. Questions Update using subquery with group by.

Question and Answer. You Asked Hi Tom I have a table with 18 million rows. Hi Chris Thanks for the quick response. August 23, - pm UTC. That makes more sense : You need to have a subquery in this case. Thanks Chris. Or if video is more your thing, check out Connor's latest video and Chris's latest video from their Youtube channels. And of course, keep up to date with AskTOM via the official twitter account. Questions Using group function in merge statement. Question and Answer. You Asked Hi Tom, Just wanted to ask that i want to use group function in merge statement.

No functions allowed in merge "on" statement? Hi Tom, Hope you are doing good. Please explain. May 18, - am UTC. Find centralized, trusted content and collaborate around the technologies you use most. Connect and share knowledge within a single location that is structured and easy to search. The first a is used to group, the second b is used to find a local minimum of values within the respective group.

As a little extra there is a threshold value on b: Any value 1 or smaller shall remain as it is. Maybe using partition by? Your question is a bit confusing. From what I can see in your question as comments I assume it's your expected output you also want to get the minimum value that follows 1 within a partition - so you basically want the minimum value of b that is greater than 1. How are we doing? Please help us improve Stack Overflow.

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