I've tried hive 0.5, the option not work too. And find this page[ http://markmail.org/message/k32nrcb2ncsq67ef?q=mapred.map.tasks+#query:mapred.map.tasks%20+page:1+mid:k32nrcb2ncsq67ef+state:results] via google.
2010/6/9 wd <[email protected]> > hi, > > I'm using hive svn rev946854. And try to set mapred.map.tasks=1 at hive > cli, but seemes it doesn't work, total map tasks still over 300+. > > Is this a svn version problem? >
