Re: alter table ... partition() concatenate for ORC

2015-07-31 Thread Laurent H
re if this is discussed before, but does the merging for ORC works: >> >> alter table ... partition() concatenate for ORC >> >> , tried several times never been successful and some google search show >> some failure encountered by others as well. is this best way to merge small >> ORC files?? >> >> many thanks! >> > > > > -- > Nitin Pawar >

Re: alter table ... partition() concatenate for ORC

2015-07-30 Thread Nitin Pawar
it does not work alter table on orc also sometimes ends in problem On Fri, Jul 31, 2015 at 11:04 AM, Du Lam wrote: > Hi all > > not sure if this is discussed before, but does the merging for ORC works: > > alter table ... partition() concatenate for ORC > > , tried sev

alter table ... partition() concatenate for ORC

2015-07-30 Thread Du Lam
Hi all not sure if this is discussed before, but does the merging for ORC works: alter table ... partition() concatenate for ORC , tried several times never been successful and some google search show some failure encountered by others as well. is this best way to merge small ORC files?? many