[IMPALA-9098] TestQueries.test_union failed

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: Impala 3.4.0
• Fix Version/s: Impala 3.4.0
• Component/s: Backend
• Labels: broken-build flaky
• Target Version: Impala 3.4.0
• Epic Color: ghx-label-10
• Assignee: Tim Armstrong
• Reporter: Andrew Sherman
• Created: 28/Oct/19 16:38
• Updated: 06/Dec/19 03:17
• Resolved: 06/Dec/19 03:17

Description

This happened once in an ASAN build. This might be a flaky test, like IMPALA-8959 or it just might be a regression caused by IMPALA-8999

Error Message
query_test/test_queries.py:77: in test_union     self.run_test_case('QueryTest/union', vector) common/impala_test_suite.py:650: in run_test_case     self.__verify_results_and_errors(vector, test_section, result, use_db) common/impala_test_suite.py:487: in __verify_results_and_errors     replace_filenames_with_placeholder) common/test_result_verifier.py:456: in verify_raw_results     VERIFIER_MAP[verifier](expected, actual) common/test_result_verifier.py:278: in verify_query_result_is_equal     assert expected_results == actual_results E   assert Comparing QueryTestResults (expected vs actual): E     0,0 != 1,10 E     0,0 != 2,0 E     0,0 != 224,80 E     1,10 != 252,90 E     1,10 != 3,10 E     1000,2000 != 4,0 E     112,40 != 4,0 E     140,50 != 5,10 E     168,60 != 6,0 E     196,70 != 7,10 E     2,0 != None E     2,0 != None E     224,80 != None E     252,90 != None E     28,10 != None E     3,10 != None E     3,10 != None E     4,0 != None E     4,0 != None E     5,10 != None E     5,10 != None E     56,20 != None E     6,0 != None E     6,0 != None E     7,10 != None E     7,10 != None E     84,30 != None E     Number of rows returned (expected vs actual): 27 != 10
Stacktrace
query_test/test_queries.py:77: in test_union
    self.run_test_case('QueryTest/union', vector)
common/impala_test_suite.py:650: in run_test_case
    self.__verify_results_and_errors(vector, test_section, result, use_db)
common/impala_test_suite.py:487: in __verify_results_and_errors
    replace_filenames_with_placeholder)
common/test_result_verifier.py:456: in verify_raw_results
    VERIFIER_MAP[verifier](expected, actual)
common/test_result_verifier.py:278: in verify_query_result_is_equal
    assert expected_results == actual_results
E   assert Comparing QueryTestResults (expected vs actual):
E     0,0 != 1,10
E     0,0 != 2,0
E     0,0 != 224,80
E     1,10 != 252,90
E     1,10 != 3,10
E     1000,2000 != 4,0
E     112,40 != 4,0
E     140,50 != 5,10
E     168,60 != 6,0
E     196,70 != 7,10
E     2,0 != None
E     2,0 != None
E     224,80 != None
E     252,90 != None
E     28,10 != None
E     3,10 != None
E     3,10 != None
E     4,0 != None
E     4,0 != None
E     5,10 != None
E     5,10 != None
E     56,20 != None
E     6,0 != None
E     6,0 != None
E     7,10 != None
E     7,10 != None
E     84,30 != None
E     Number of rows returned (expected vs actual): 27 != 10

Issue Links

• is duplicated by: IMPALA-8959 test_union failed with wrong results on S3
• relates to: IMPALA-8959 test_union failed with wrong results on S3
• relates to: IMPALA-9032 Impala returns 0 rows over hs2-http without waiting for fetch_rows_timeout_ms timeout