Vuk Ercegovac has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/9065 )

Change subject: IMPALA-5440 Add planner tests with extreme statistics values
......................................................................


Patch Set 6:

(7 comments)

http://gerrit.cloudera.org:8080/#/c/9065/6//COMMIT_MSG
Commit Message:

http://gerrit.cloudera.org:8080/#/c/9065/6//COMMIT_MSG@8
PS6, Line 8:
pls update this as mentioned in a prior comment.


http://gerrit.cloudera.org:8080/#/c/9065/5/fe/src/test/java/org/apache/impala/planner/PlannerTest.java
File fe/src/test/java/org/apache/impala/planner/PlannerTest.java:

http://gerrit.cloudera.org:8080/#/c/9065/5/fe/src/test/java/org/apache/impala/planner/PlannerTest.java@514
PS5, Line 514: makes
nit: "... this test guards against the cardinality overflowing."

similar suggestion for the test descriptions below as well.


http://gerrit.cloudera.org:8080/#/c/9065/5/fe/src/test/java/org/apache/impala/planner/PlannerTest.java@562
PS5, Line 562: Preconditions
any reason this check is here?


http://gerrit.cloudera.org:8080/#/c/9065/6/fe/src/test/java/org/apache/impala/planner/PlannerTest.java
File fe/src/test/java/org/apache/impala/planner/PlannerTest.java:

http://gerrit.cloudera.org:8080/#/c/9065/6/fe/src/test/java/org/apache/impala/planner/PlannerTest.java@514
PS6, Line 514: makes cardinality overflow
nit: ... this test guards against the cardinality estimate overflowing.

similar suggestion for tests below


http://gerrit.cloudera.org:8080/#/c/9065/6/fe/src/test/java/org/apache/impala/planner/PlannerTest.java@528
PS6, Line 528: _VIA_STATS_TASK'='true',";
             :     Table tbl = addTestTable("CREATE EXTERNAL TABLE 
tpch.ex_customer_cardinality_over
long lines. pls keep them <= 90.


http://gerrit.cloudera.org:8080/#/c/9065/6/fe/src/test/java/org/apache/impala/planner/PlannerTest.java@562
PS6, Line 562: Preconditions
why is this check here?


http://gerrit.cloudera.org:8080/#/c/9065/6/fe/src/test/java/org/apache/impala/planner/PlannerTestBase.java
File fe/src/test/java/org/apache/impala/planner/PlannerTestBase.java:

http://gerrit.cloudera.org:8080/#/c/9065/6/fe/src/test/java/org/apache/impala/planner/PlannerTestBase.java@785
PS6, Line 785: Boolean zeroCardinality) t
long lines



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: I86dec47cf1438882cafaec53e97864ccfcdff3cb
Gerrit-Change-Number: 9065
Gerrit-PatchSet: 6
Gerrit-Owner: [email protected]
Gerrit-Reviewer: Alex Behm <[email protected]>
Gerrit-Reviewer: Jim Apple <[email protected]>
Gerrit-Reviewer: Lars Volker <[email protected]>
Gerrit-Reviewer: Vuk Ercegovac <[email protected]>
Gerrit-Reviewer: [email protected]
Gerrit-Comment-Date: Tue, 30 Jan 2018 00:34:22 +0000
Gerrit-HasComments: Yes

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