Research in kdb+/q: AQuery

29 Sep 2016 | , , ,

Dr. Dennis Shasha, of the Courant Institute of Mathematical Sciences at NYU, and José Pablo Cambronero, a PhD student at MIT, recently presented the results of their research on AQuery and q/kdb+ at the latest Kx Community NYC Meetup. AQuery is a simple extension to SQL that makes joins, moving averages, correlations, and other such

kdb+ query scaling

21 Apr 2014 | , , ,

kdb+ is a powerful tool for extracting information from increasingly large amounts of timeseries data and Ian examines some of the key steps which can be taken to ensure optimal efficiency of queries being run against large kdb+ databases.