Time in milliseconds that HiveServer2 will wait around, ahead of responding to asynchronous calls that use lengthy polling.
Creates important schema on a startup if just one does not exist. Reset this to false, immediately after creating it once.
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This parameter is a global variable that permits many optimizations when managing on blobstores.
This flag must be set to true to permit vectorized method of query execution. The default value is fake.
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If This can be established to legitimate, Hive on Spark will sign up custom made serializers for data styles in shuffle. This should bring about considerably less shuffled info.
By default Tez will request on find out here the other hand many CPUs MapReduce is configured to use for every container. This may be utilized to overwrite the default.
A comma separated list of end users which is able to be extra to the ADMIN function once the metastore commences up. Much more buyers can however be additional down the road.
With hive.server2.session.Verify.interval established to the favourable time benefit, session will probably be closed when it's not accessed for this length of time, which may be disabled by placing to zero or detrimental value.
Irrespective of whether to rewrite count distinct into 2 phases, i.e., the main phase employs various reducers With all the rely unique vital and the next phase makes use of only one reducer without important.
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Title with the identifier manufacturing facility to make use of when making table/column names and so on. 'datanucleus' is employed for backward compatibility.
This placing reflects how HiveServer2 will report the desk varieties for JDBC together with other shopper implementations that retrieve the readily available tables and supported table varieties.