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Maximum variety of entries inside the vector Team BY aggregation hashtables. Exceeding this could set off a flush despite memory force situation.

No matter whether to help TCP keepalive for your metastore server. Keepalive will protect against accumulation of half-open up connections.

Makes important schema on a startup if a single doesn't exist. Reset this to Fake, right after producing it when.

LDAP attribute title to the person object which contains teams of which the person is a direct member, apart from the main team, and that is represented by the primaryGroupId. As an example: memberOf.

Apart from the configuration Attributes outlined In this particular section, some HiveServer2 properties are outlined in other sections:

Whether writes to HBase need to be forced on the produce-in advance log. Disabling this improves HBase compose overall performance at the potential risk of lost writes in case of a crash.

Time in milliseconds between runs from the cleaner thread. Escalating this price will lengthen the time it takes to wash up old, no more utilized versions of information and lessen the load around the metastore server.

If This is often established to real, mapjoin optimization in Hive/Spark will use statistics from TableScan operators at the basis on the operator tree, in place of guardian ReduceSink operators with the Be a part of operator.

Whether or not to work with a binary research to find the entries within an index desk that match the filter, where by doable.

The Examine interval for session/Procedure timeout, that may be disabled by location to zero or unfavorable value.

Take out more map-cut down Work opportunities if the info is by now clustered by the exact same essential which has to be utilized all over again. This should always be established to real. Since it is a completely new element, it has been built configurable.

Warning: Rebuilding indexes could be a lengthy and computationally highly-priced operation; in lots of conditions you could try this out it could be most effective to rebuild indexes manually.

This flag really should be used to provide a comma divided listing of absolutely competent classnames to exclude selected FileInputFormats from vectorized execution utilizing the vectorized file inputformat.

Comma browse around these guys divided list of standard expression designs for SQL state, error code, and mistake information of retryable SQLExceptions, that's well suited for the Hive metastore database.