Bharath Vissapragada has posted comments on this change. ( http://gerrit.cloudera.org:8080/8569 )
Change subject: IMPALA-5310: Part 2: Add SAMPLED_NDV() function. ...................................................................... Patch Set 2: (2 comments) http://gerrit.cloudera.org:8080/#/c/8569/2/fe/src/test/java/org/apache/impala/analysis/AnalyzeStmtsTest.java File fe/src/test/java/org/apache/impala/analysis/AnalyzeStmtsTest.java: http://gerrit.cloudera.org:8080/#/c/8569/2/fe/src/test/java/org/apache/impala/analysis/AnalyzeStmtsTest.java@2063 PS2, Line 2063: 0.0 Wondering if 0.0 is a valid sample %. What do we scan in that case? Do we assign some default ndvs? http://gerrit.cloudera.org:8080/#/c/8569/2/fe/src/test/java/org/apache/impala/analysis/AnalyzeStmtsTest.java@2066 PS2, Line 2066: for (Column col: allScalarTypes.getColumns()) { -ve test cases on non scalar columns, just for completeness? -- To view, visit http://gerrit.cloudera.org:8080/8569 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: Ia51d56ee67ec6073e92f90bebb4005484138b820 Gerrit-Change-Number: 8569 Gerrit-PatchSet: 2 Gerrit-Owner: Alex Behm <[email protected]> Gerrit-Reviewer: Alex Behm <[email protected]> Gerrit-Reviewer: Bharath Vissapragada <[email protected]> Gerrit-Comment-Date: Thu, 23 Nov 2017 00:02:53 +0000 Gerrit-HasComments: Yes
