I was hoping to use a native/low level implementation for high performance (my data set is on the order of 2. It looks like multiple column aggregates are supported (corr & covar) so in theory I could add a new function.
Poking around in the archives, it looks like I need to add a new MAL and link it to a C implementation.
https://www.monetdb.org/pipermail/developers-list/2015-December/004553.html
Are there any examples on how to do this?
From: users-list [mailto:users-list-bounces+david.b.anderson=citi.com@monetdb.org] On Behalf Of Anthony Damico
Sent: Wednesday, April 27, 2016 9:47 AM
To: Communication channel for MonetDB users
Subject: Re: Support for multi-column aggregate functions
possible to translate one of these?
http://stackoverflow.com/questions/16450779/another-approach-to-percentileshttps://urldefense.proofpoint.com/v2/url?u=http-3A__stackoverflow.com_questions_16450779_another-2Dapproach-2Dto-2Dpercentiles&d=BQMFaQ&c=j-EkbjBYwkAB4f8ZbVn1Fw&r=8_GYjk1edsyLJlNaxMxYxBJsviF3JXYvwDK42uy5KWU&m=VPKaqqy1Sox6hJP3RD8x9lYAWs4sDr5tN4jtb0tElwI&s=4T2ole-AWFy74ddKmo_2X7-1Okti6t0SGcrP3Pg1ttw&e=
On Wednesday, April 27, 2016, Anderson, David B