AW: Insert/update value manipulation
Schediwy, Thomas (itsc)
Thomas.Schediwy at ITSC.de
Wed Jul 11 16:05:27 CEST 2018
thank you for your hints. I'll take a look for the file. I haven't found that file before.
Well UDFs may help, but I want to implement some additional compression schemas for some performance research. So do you think UDFs are still a good idea to measure the performance between compressed and uncompressed data?
Von: developers-list <developers-list-bounces+thomas.schediwy=itsc.de at monetdb.org> Im Auftrag von Panagiotis Koutsourakis
Gesendet: Mittwoch, 11. Juli 2018 12:19
An: Communication channel for developers of the MonetDB suite. <developers-list at monetdb.org>
Betreff: Re: Insert/update value manipulation
Take a look at the file sql/server/rel_updates.c but before you dive into the internals of the sql layer, think if you can accomplish your goals in a simpler way (with UDFs for instance:
Schediwy @ 2018-07-10 13:44 GMT:
> Hi there,
> I am looking for the function where I can manipulate the values from an insert or update statement.
> For now, I am using a Solaris 10 system. But I havent found the
> functions where the insert or update will get done. I have looked
> trogh the files stream.c, mapi.c and mclient.c. But everytime I tried to change the values in the variables nothing happend.
> Can somebody please help me?
> Thanks in advise
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