----------------------------------------------------------- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/68261/#review207113 -----------------------------------------------------------
Isn't incremental rebuild always cheaper for Project-Filter-Join MVs since they are always insert only? If so, we don't need cost based decision there. Also can you remind an example for a MV containing aggregate where incremental rebuild via merge can be costlier? - Ashutosh Chauhan On Aug. 8, 2018, 3:39 p.m., Jesús Camacho Rodríguez wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://reviews.apache.org/r/68261/ > ----------------------------------------------------------- > > (Updated Aug. 8, 2018, 3:39 p.m.) > > > Review request for hive and Ashutosh Chauhan. > > > Bugs: HIVE-20332 > https://issues.apache.org/jira/browse/HIVE-20332 > > > Repository: hive-git > > > Description > ------- > > HIVE-20332 > > > Diffs > ----- > > common/src/java/org/apache/hadoop/hive/conf/HiveConf.java > 5bdcac88d0015d2410da050524e6697a22d83eb9 > > ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/HiveDefaultRelMetadataProvider.java > 635d27e723dc1d260574723296f3484c26106a9c > > ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/HiveMaterializedViewsRelMetadataProvider.java > PRE-CREATION > > ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/stats/FilterSelectivityEstimator.java > 43f8508ffbf4ba3cc46016e1d300d6ca9c2e8ccb > > ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/stats/HiveRelMdCumulativeCost.java > PRE-CREATION > > ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/stats/HiveRelMdDistinctRowCount.java > 80b939a9f65142baa149b79460b753ddf469aacf > > ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/stats/HiveRelMdSelectivity.java > 575902d78de2a7f95585c23a3c2fc03b9ce89478 > > ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/stats/HiveRelMdSize.java > 97097381d9619e67bcab8a268d571d2a392485b3 > > ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/stats/HiveRelMdUniqueKeys.java > 3bf62c535cec1e7a3eac43f0ce40879dbfc89799 > ql/src/java/org/apache/hadoop/hive/ql/parse/CalcitePlanner.java > 361f150193a155d45eb64266f88eb88f0a881ad3 > ql/src/test/results/clientpositive/llap/materialized_view_partitioned.q.out > b12df11a98e55c00c8b77e8292666373f3509364 > ql/src/test/results/clientpositive/llap/materialized_view_rebuild.q.out > 4d37d82b6e1f3d4ab8b76c391fa94176356093c2 > > > Diff: https://reviews.apache.org/r/68261/diff/2/ > > > Testing > ------- > > > Thanks, > > Jesús Camacho Rodríguez > >
