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Sasl QOP value; set it to one of the subsequent values to empower larger amounts of defense for HiveServer2 conversation with customers.

The distant Spark driver is the application released from the Spark cluster, that submits the actual Spark career. It had been released in HIVE-8528. It's really a prolonged-lived application initialized upon the very first question of the present user, working until finally the person's session is closed.

For conditional joins, if input stream from a little alias is often specifically placed on the be a part of operator devoid of filtering or projection, the alias need not be pre-staged within the distributed cache via a mapred regional activity. At the moment, it's not dealing with vectorization or Tez execution engine.

In Hive 0.13.0 and later, if hive.stats.reputable is false and statistics could not be computed the right way, the Procedure can however triumph and update the statistics but it sets a partition property "areStatsAccurate" to false. If the applying desires precise statistics, they can then be received inside the background.

When enabled, this selection allows a person script to exit productively without consuming all the information from the standard enter.

The quantity of rows with the exact critical value should be cached in memory for every kind-merge-bucket joined table.

LDAP attribute identify about the user item which contains groups of which the person is usually a immediate member, except for the first go to the website team, that's represented because of the primaryGroupId. One example is: memberOf.

If this is set to genuine, mapjoin optimization in Hive/Spark will use statistics from TableScan why not check here operators at the foundation on the operator tree, instead of mother or father ReduceSink operators in the Be a part of operator.

Dimensions with the wait around queue for async thread pool in HiveServer2. Immediately after hitting this Restrict, the async thread pool will reject new requests.

Number of entries extra to your Team BY aggregation hash in advance of a recomputation of ordinary entry dimension is done.

Ascertain if we obtain a skew key in be part of. If we see greater than the required number of rows Together with the same vital in sign up for operator, we think the webpage key being a skew sign up for critical.

Applying this regex rather than updating the original regex for hive.safety.authorization.sqlstd.confwhitelist signifies you could append to the default that may be established by SQL standard authorization as opposed to replacing it completely.

Scratch House for Hive Work opportunities. This Listing is utilized by Hive to retail outlet the ideas for various map/reduce phases with the query and also to stored the intermediate outputs of such levels.

Annotation in the operator tree with statistics information demands partition stage basic statistics like amount of rows, information size and file size. Partition statistics are fetched from your metastore. Fetching partition statistics for each necessary partition is often high-priced in the event the variety of partitions is superior.