Same as hive.metastore.attempt.immediate.sql, for read statements in a transaction that modifies metastore knowledge. Due to non-normal conduct in Postgres, if a immediate SQL pick query has incorrect syntax or one thing related inside a transaction, your complete transaction will fail and fall-again to DataNucleus will not be probable. You'll want to disable the utilization of immediate SQL within transactions if that comes about as part of your situation.
The remote Spark driver is the applying introduced from the Spark cluster, that submits the actual Spark position. It had been released in HIVE-8528. It's a lengthy-lived software initialized on the initial question of the present user, jogging until finally the person's session is shut.
If the bucketing/sorting Homes of the table particularly match the grouping vital, whether or not to conduct the team by while in the mapper by using BucketizedHiveInputFormat. The sole downside to this is usually that it limits the amount of mappers to the volume of information.
If a occupation fails, no matter whether to supply a link from the CLI towards the undertaking with one of the most failures, together with debugging hints if relevant.
This flag need to be set to genuine to enable vectorizing rows employing vector deserialize. The default benefit is fake.
To estimate the scale of information flowing by means of operators in Hive/Tez (for reducer estimation and so forth.), common row dimension is multiplied with the entire number of rows my sources popping out of each and every operator.
This flag should be set to genuine to enable vectorized method of question execution. The default value is false.
Possibly The situation of a HiveServer2 world-wide init file or simply a Listing that contains a .hiverc file. When the residence is ready, the value need to be a sound route to an init file or Listing where by the init file is found.
Location this assets to accurate could have HiveServer2 execute Hive functions as being the consumer generating the phone calls to it.
Ascertain the volume of map task at most used in the stick to up map be a part of work for the skew sign up for by specifying the bare minimum break up dimensions. It should be utilised together with see here now hive.skewjoin.mapjoin.map.tasks to complete a high-quality grained control.
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Whether to empower TCP keepalive to the metastore server. Keepalive will avoid accumulation of 50 %-open connections.
If the volume of keys in the dictionary is greater than this portion of the overall variety of non-null rows, change off dictionary encoding. Use 1 to often use dictionary encoding.
Keytab file for SPNEGO principal, optional. A normal benefit would seem like /etcetera/protection/keytabs/spnego.