Groups > comp.databases.ms-sqlserver > #2218

Re: Custom window functions

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From	Anton Shepelev <anton.txt@gmail.moc>
Newsgroups	comp.databases.ms-sqlserver
Subject	Re: Custom window functions
Date	Fri, 26 May 2023 22:55:28 +0300
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Erland Sommarskog:

> An MVP colleague was kind to point me to
> https://learn.microsoft.com/en-us/dotnet/api/microsoft.sqlserver.server.sqluserdefinedaggregateattribute.isinvarianttoorder
> which suggest that there is something hiding here.

It being "reserved for future use", the hidden thing is the
latent potential for arbitrary time-series analysis via
cusom aggreage functions!

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Custom window functions Anton Shepelev <anton.txt@g{oogle}mail.com> - 2023-05-22 12:32 +0300
  Re: Custom window functions Erland Sommarskog <esquel@sommarskog.se> - 2023-05-23 20:56 +0200
    Re: Custom window functions Anton Shepelev <anton.txt@g{oogle}mail.com> - 2023-05-25 18:38 +0300
      Re: Custom window functions Erland Sommarskog <esquel@sommarskog.se> - 2023-05-25 21:27 +0200
        Re: Custom window functions Erland Sommarskog <esquel@sommarskog.se> - 2023-05-26 21:00 +0200
          Re: Custom window functions Anton Shepelev <anton.txt@gmail.moc> - 2023-05-26 22:55 +0300

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