This check is there for a very long time. Not sure why you just saw it recently.
Yes, try to run it on tez. Thanks, Daniel On 11/17/15, 8:49 PM, "Arvind S" <[email protected]> wrote: >not faced this issue till now.. > >suggestions >> could be related to number of slots you have on your cluster .. if you >are not executing in local mode >> try tez based executor if you have the option. .. launch using "pig -x >tez" > > > >*Cheers !!* >Arvind > >On Fri, Nov 13, 2015 at 3:53 AM, Binal Jhaveri <[email protected]> wrote: > >> Hi All, >> >> I am trying to group 135 relations on a common parameter (id) but I am >> getting an error. >> >> ERROR 1082: Merge more than 127 map-reduce jobs not supported. >> >> My initial error was ERROR 1082: Cogroups with more than 127 inputs not >> supported which I resolved by splitting the group clause. >> >> Now I get the map-reduce jobs not supported error when I try to merge >>the >> split jobs. >> Below is the code I am using: >> >> groupAllCat1 = GROUP >> r1 BY id, r2 BY id, .....; (65 such relations) >> >> groupAllCat2 = GROUP >> x1 BY id, x2 BY id, ....; (70 such relations) >> >> mergedAllCat1 = FOREACH groupAllCat1 GENERATE FLATTEN(group) AS id >> , FLATTEN(EmptyBagToNull(r1.c1)) AS r1c1 >> , FLATTEN(EmptyBagToNull(r2.c1)) AS r2c1 >> ,.....; >> >> mergedAllCat2 = FOREACH groupAllCat2 GENERATE FLATTEN(group) AS id >> , FLATTEN(EmptyBagToNull(x1.c1)) AS x1c1 >> , FLATTEN(EmptyBagToNull(x2.c1)) AS x2c1 >> , .....; >> >> mergedAll = GROUP mergedAllCat1 BY id, mergedAllCat2 BY id; >> >> My end goal is to produce one row per id with all the fields >>corresponding >> to the id in one single row. >> >> Please advise. >> >> Thanks, >> Binal >>
