Hi,
In my env(HDP3.1 with Hive3, the same as your env), I test hive -e "use
default; set mapreduce.job.reduces=1;", and it didn’t throw any error. And
maybe you can modify the configuration of your Hive conf.
And if you cannot fix it at Hive side, you can just use
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sorry，the configuration “kylin.cube.aggrgroup.is-mandatory-only-valid：true” may
not be in effect ，after I restart KYLIN again，and rebuild cube ，it works。
At 2019-10-29 20:51:25, "Johnson" wrote:
hi，all：
I found a problem，when set dim A to mandatory，can't find cuboid only contain
dim
hi，all：
I found a problem，when set dim A to mandatory，can't find cuboid only contain
dim A，example：
dim：A，B，C ； mandatory：A ；rowkey order A B C
when build success，exists cube combination：AB(110),AC(101),ABC(111)，why A(100)
not exists？
I looked at the source code，found this configuration：
I
Error # 2 Step executed in kylin, as indicated in the log.Step by step, finally
found in the hive perform “set mapreduce.job.reduces=1”.Error:
Error while processing the statement: always modify graphs. The job, reduces
the at runtime. It is not in the list of params that are allowed to be
