Sasl QOP worth; set it to at least one of the subsequent values to help larger amounts of protection for HiveServer2 interaction with shoppers.
No matter whether to permit TCP keepalive for the metastore server. Keepalive will avoid accumulation of 50 %-open connections.
This flag ought to be established to genuine to help vectorized method with the minimize-side GROUP BY question execution. The default worth is true.
The utmost variety of bytes that a question utilizing the compact index can go through. Detrimental price is akin to infinity.
A comma separated listing of hooks which put into practice QueryLifeTimeHook. These will be triggered before/soon after query compilation and in advance of/immediately after question execution, from the buy specified.
Session will be closed when relationship is closed. Established this to Bogus to possess session outlive its dad or mum link.
With hive.server2.session.Verify.interval established into a beneficial time worth, session will probably be shut when it is not accessed for this period of time, which can be disabled by environment to zero or destructive price.
Regardless of whether to execute Work opportunities in parallel. Relates to MapReduce Careers which will operate in parallel, as an example Positions processing unique resource tables ahead of a be a part of. As of Hive 0.fourteen, also applies to transfer jobs which can run in parallel, by way of example moving information to insert targets in the course of multi-insert.
Thrift doesn't help nulls in maps, so any nulls present in maps retrieved from item-relational mapping (ORM) should be possibly pruned or transformed to empty strings.
Establish the quantity of he said map job at most Employed in the stick to up map be a part of career for just a skew sign up for by specifying the least break up dimensions. It should be used together with hive.skewjoin.mapjoin.map.tasks to perform a great grained Handle.
When genuine the HDFS location saved in the index file will probably be dismissed at runtime. If the information click over here acquired moved or even the name in the cluster acquired modified, the index facts need to however be usable.
A comma separated list of builtin UDFs that are not allowed to be executed. A UDF that's A part of the checklist will return an mistake if invoked from pop over to these guys a question.
A quantity accustomed to proportion sampling. By shifting this number, consumer will change the subsets of knowledge sampled.
When genuine, retains a lock file within the scratch directory. If a Hive method dies and unintentionally leaves a dangling scratchdir powering, the cleardanglingscratchdir Software will take away it.