Todd Lipcon has posted comments on this change. Change subject: Add ColumnPredicate class ......................................................................
Patch Set 2: (1 comment) http://gerrit.cloudera.org:8080/#/c/2137/2/src/kudu/common/column_predicate.h File src/kudu/common/column_predicate.h: Line 169: // Compares predicates according to selectivity. > I actually meant the opposite, that an Equals predicate is more selective ( I think the standard database terminology is that 'selectivity' is the % of rows that are matched by a predicate. It's confusing because the english terminology 'more selective' means that a smaller number of rows are matched. See http://blogs.msdn.com/b/bartd/archive/2011/01/25/query_5f00_tuning_5f00_key_5f00_terms.aspx -- To view, visit http://gerrit.cloudera.org:8080/2137 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-MessageType: comment Gerrit-Change-Id: I72cac35d7a168f96c2ee52afd284489e99755e3f Gerrit-PatchSet: 2 Gerrit-Project: kudu Gerrit-Branch: master Gerrit-Owner: Dan Burkert <[email protected]> Gerrit-Reviewer: Adar Dembo <[email protected]> Gerrit-Reviewer: Dan Burkert <[email protected]> Gerrit-Reviewer: David Ribeiro Alves <[email protected]> Gerrit-Reviewer: Jean-Daniel Cryans Gerrit-Reviewer: Kudu Jenkins Gerrit-Reviewer: Todd Lipcon <[email protected]> Gerrit-HasComments: Yes
