https: en.wikipedia.org wiki... space complexity O (n log n) I read other materials to write O (root n), which I understand. Wiki divided by log (n) what s going on ...
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5 MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b3eea7-41492.MAI); waiting for someone to free some space... (errno: 28 "No space left on device") MySQL Errno : 1021 Message : Disk full (/tmp/#sql-temptable-64f5-1b3eea7-41492.MAI); waiting for someone to free some space... (errno: 28 "No space left on device") Need Help?