for example, if you need to display the trajectory of an object on a map, where is the appropriate place to store the trajectory positioning information?
what kind of database to choose and how to design the data structure?
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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-64f5-1b32276-2be07.MAI); waiting for someone to free some space... (errno: 28 "No space left on device") MySQL Errno : 1021 Message : Disk full (/tmp/#sql-temptable-64f5-1b32276-2be07.MAI); waiting for someone to free some space... (errno: 28 "No space left on device") Need Help?
