Take a look at the preferred leader election tool: https://cwiki.apache.org/confluence/display/KAFKA/Replication+tools This assumes that the desired leaders are listed first in the partition list. If 30 is listed first, it will still be the leader for all those partitions.   -pd ... View more

I would go directly. ... View more

Hi, Alina   Seconds are taken into unix times, not miliseconds.   So, select unix_timestamp('2014-10-07 00:00:00.999','yyyy-MM-dd HH:mm:ss.SSS') = unix_timestamp('2014-10-07 00:00:00.100','yyyy-MM-dd HH:mm:ss.SSS')   Result: True   You can check it here http://www.onlineconversion.com/unix_time.htm   FYI http://en.wikipedia.org/wiki/Unix_time ... View more

I guess you mean Impala.   Impala:   select unix_timestamp() result: 1   Hive:   select unix_timestamp() result: 1421835925 ... View more

Hi Alina,   1. Impala does not use Map&Reduce engine. You can see queries on debug page: http://node:25000/queries ... View more