Release Notes for Release on July 02, 2015

Minor changes and bug fixes are as listed below.

HADOOP

Introduce fs.s3n.parent.stat.disabled configuration variable to disable stat calls if needed while listing S3 directories
QBOL-4231: JTProxy mark each HTTP connection to close on response.
Upgrade jets3t to include exponential backoff in case of s3-xml-validation errors for listBuckets

HIVE-13

HIVE-838: Optimize Insert overwrite by skipping redundant directory checks
HAD-458: Optimizing summary computation for reducer estimation
HIVE-878, HIVE-918 Fix: intermittent NullPointerException during stats collection on completion of short MR jobs.

PRESTO

Presto has been upgraded to 0.105
PRES-202: Auto-scaling process can be configured to run in iterations adding/removing ‘x’ nodes at a time instead to prevent aggressive scaling
PRES-402: Number of elements in ‘IN’ clause that are allowed to be pushed down as is without conversion to range is now configurable

QDS

UI-1996: Error while creating a DB tap connection
Ignore all other filters if command ID is specified
UI-1925: Explore refresh button does not work if user does not have data store create perm
UI-1974: Selecting and closing the S3 location changes the folder icon
UI-2008: When there is no cluster type for a query, Analyze is not showing validation message and Run is enabled
Reduce NN and increase JT, RM default heap-size for r3.2xlarge instance type
HAD-453: For VPC configured with multiple domain names (separated by whitespace), use FQDN as value for slave.host.name property
UI-1907: Unable to list my bucket in certain cases
UI-1956: Improve saved query run instances query time
Show only last 7 days commands by default
UI-1897: updated message in saved queries runs instances dom
UI-1879: Hive bootstrap display messed up on the UI

SPARK

ZEPPELIN

SPAR-357: If settings are not correct for an interpreter, an error message should be shown

Qubole Release Notes - 02-Jul-2015