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November 2016 report - Lens - [mail # dev]
...+1On Wed, Nov 9, 2016 at 1:28 PM, Rajat Khandelwal wrote:-Sushil...
   Author: Sushil Mohanty , 2016-11-09, 08:24
[LENS-1028] Convert dimension filter to fact filters for perfomace improvement on outer join queries - Lens - [issue]
...Filters like the following can be converted to fact filters. This will help in improving query performance by pushing down filter to driving table i.e fact.e.g. where dim.name in ('x', 'y') ...
http://issues.apache.org/jira/browse/LENS-1028    Author: Sushil Mohanty , 2016-08-30, 13:03
[LENS-998] Partition skip is not logging correct start and end time in the logs. - Lens - [issue]
...Seeing below log lines in server log INFO org.apache.lens.cube.metadata.CubeMetastoreClient - List of partitions skipped : {}, because they fall before fact start time : Sun Dec 02 16:47:04 ...
http://issues.apache.org/jira/browse/LENS-998    Author: Sushil Mohanty , 2016-08-22, 10:10
[LENS-932] Skip partition registration for very old and future dates for a fact tables - Lens - [issue]
...Currently in fact partition registration scheme if dates flowing from source are very old(epoch start time) or any future date we don't have any check to skip them. Rather we can accept part...
http://issues.apache.org/jira/browse/LENS-932    Author: Sushil Mohanty , 2016-08-18, 11:48
[LENS-1155] Seeing INTERNAL_SERVER_ERROR for JDBC queries due to connection unavailability - Lens - [issue]
...When users that are issuing InMemory Queries, the connection is released back to pool only after result set is read completely or after query is purged. For InMemory Queries (not persisted b...
http://issues.apache.org/jira/browse/LENS-1155    Author: Sushil Mohanty , 2016-08-18, 07:51
Report - August, 2016 - Lens - [mail # dev]
...+1, LGTMThanks,SushilOn Thu, Aug 4, 2016 at 11:46 AM, archana h  wrote:-Sushil...
   Author: Sushil Mohanty , 2016-08-04, 06:26
[VOTE] Release of Apache Lens 2.5.0-beta - Lens - [mail # dev]
...+1 for releasing this candidate+ Successfully build from source.+ MD5, SHA512 looks fine.+ Able to start lens sever and run examples.On Wed, Mar 23, 2016 at 8:31 AM, Puneet Gupta wrote:-Sush...
   Author: Sushil Mohanty , 2016-03-23, 13:26
[LENS-903] No candidate dim available exception should contain only brief error - Lens - [issue]
...As part of LENS-270 we have made no candidate fact exception to show only brief message. We need to do the same for no candidate dim. Along with this compare the errors from different driver...
http://issues.apache.org/jira/browse/LENS-903    Author: Sushil Mohanty , 2016-03-09, 12:20
[LENS-835] Optimizing fact subquery by removing non aggregated expression columns from group by clause - Lens - [issue]
...Currently the fact keys used  in SQL are part of group by clause by default. If single row functions e.g case,  having fact keys part of it and used in an aggregate expression such...
http://issues.apache.org/jira/browse/LENS-835    Author: Sushil Mohanty , 2016-02-24, 07:09
[LENS-846] Not all filters on fact is getting push down - Lens - [issue]
...For optimization all fact filters should be pushed down to fact subquery. Currently this is not happening....
http://issues.apache.org/jira/browse/LENS-846    Author: Sushil Mohanty , 2016-02-24, 07:09