Sasl QOP worth; established it to one of the subsequent values to help increased amounts of defense for HiveServer2 interaction with clientele.
List of supported blobstore techniques that Hive employs to use Exclusive study/write effectiveness improvements.
Most range of objects (tables/partitions) is often retrieved from metastore in a single batch. The higher the variety, the considerably less the amount of spherical excursions is required to the Hive metastore server, but it really may lead to greater memory need with the shopper facet.
This residence is used in LDAP lookup queries when obtaining LDAP team names that a certain consumer belongs to. The value on the LDAP attribute, indicated by this house, must be an entire DN for that consumer or maybe the shorter username or userid.
When enabled, this feature enables a person script to exit effectively devoid of consuming all the info with the conventional enter.
Whether or not to produce a individual prepare for skewed keys to the tables inside the join. This is predicated about the skewed keys saved while in the metadata. navigate to these guys At compile time, the approach is broken into distinctive joins: one particular for your skewed keys, and one other to the remaining keys.
Comma separated list of configuration alternatives which happen to be internally used and should not be settable by means of established command.
Title on the identifier factory to use when building table/column names and many others. 'datanucleus' is useful for backward compatibility.
The utmost data sizing to the dimension table that generates partition pruning facts. If reaches this limit, the optimization will be turned off.
If your bucketing/sorting Qualities of your table exactly match the grouping essential, no matter if to execute the group by in the mapper by utilizing BucketizedHiveInputFormat.
Time and then transactions are declared aborted In case the customer has not sent a heartbeat, in seconds.
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Whether or not Hive enables the optimization about converting widespread sign up for into mapjoin depending on the input file dimensions. If this parameter is on, as well as sum of measurement for n-one with the tables/partitions for an n-way be part of is more compact than the size specified by hive.
Whether or not Hive supports concurrency or not. A ZooKeeper instance should be up and operating for your default Hive lock manager to support read-write locks.