4 ms·Speeding up GROUP BY if you want aproximate results16 points by slackerIII 19y agotehmoth 19y agoor use a better dbmsdfranke 19y agoChris Jermaine has done some interesting work in giving DBMSs support for approximate query answers. http://www.cise.ufl.edu/~cjermain/OLA http://www.cise.ufl.edu/~cjermain/OLA