Commit Graph

10 Commits

Author SHA1 Message Date
Kurt Young 1f2168fae5 add IndexMergerV9
add unit tests for IndexMergerV9 and fix some bugs

add more unit tests and fix bugs

handle null values and add more tests

minor changes & use LoggingProgressIndicator in IndexGeneratorReducer

make some static class public from IndexMerger

minor changes and add some comments

changes for comments
2016-01-16 11:25:28 +08:00
Himanshu Gupta c6634d7c2c adding json for thetaSketch Memory object representation 2016-01-05 22:12:52 -06:00
Himanshu Gupta 62e5e45da8 add select query UT for thetaSketch 2016-01-05 22:12:52 -06:00
Himanshu Gupta 3f048f0b15 adding support to execute Select queries in AggregationTestHelper so that Select query based UTs can be written for complex aggregator implementations 2016-01-05 21:54:55 -06:00
Himanshu Gupta 62ba9ade37 unifying license header in all java files 2015-12-05 22:16:23 -06:00
Himanshu Gupta f99bad7988 reformat datasketches module to satisfy druid style guidelines 2015-11-19 01:07:03 -06:00
Himanshu Gupta fde9df2720 update to sketches-core-0.2.2 .
adds support for "cardinality" aggregator.
do not create sketch per event at ingestion time to make realtime ingestion faster
2015-11-19 01:05:59 -06:00
Himanshu Gupta 338f88b86b further simplifying the api, users just need to use thetaSketch as aggregator 2015-11-12 00:04:34 -06:00
Himanshu Gupta 88ae3c43f9 changing names to be explicit about theta sketch algorithm
old names are still valid though so as to be backwards compatible for now
2015-11-12 00:04:34 -06:00
Himanshu Gupta 817cf41f5c druid aggregators based on datasketches lib http://datasketches.github.io/ 2015-11-12 00:04:33 -06:00