[Impala-ASF-CR] IMPALA-12042: Fix invalid casts in set operations calculation

["Peter Rozsa (Code Review)" <ge...@cloudera.org>]

Peter Rozsa has uploaded a new patch set (#4). ( http://gerrit.cloudera.org:8080/19790 )

Change subject: IMPALA-12042: Fix invalid casts in set operations calculation
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IMPALA-12042: Fix invalid casts in set operations calculation

This patch adds an additional type check for every expression
listed in set operations, avoiding invalid casts.

Test:
 - test case added to AnalyzeStmtsTest.java

Change-Id: I02df42c67deda37b7f71db267dc761778a9caa2b
---
M fe/src/main/java/org/apache/impala/analysis/Analyzer.java
M fe/src/test/java/org/apache/impala/analysis/AnalyzeStmtsTest.java
2 files changed, 7 insertions(+), 0 deletions(-)


  git pull ssh://gerrit.cloudera.org:29418/Impala-ASF refs/changes/90/19790/4
-- 
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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: newpatchset
Gerrit-Change-Id: I02df42c67deda37b7f71db267dc761778a9caa2b
Gerrit-Change-Number: 19790
Gerrit-PatchSet: 4
Gerrit-Owner: Peter Rozsa <pr...@cloudera.com>
Gerrit-Reviewer: Daniel Becker <da...@cloudera.com>
Gerrit-Reviewer: Impala Public Jenkins <im...@cloudera.com>
Gerrit-Reviewer: Peter Rozsa <pr...@cloudera.com>