[IMPALA-6812] Kudu scans not returning all rows

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: Impala 3.0, Impala 2.13.0
• Fix Version/s: Impala 2.13.0, Impala 3.1.0
• Labels: broken-build
• Epic Color: ghx-label-5
• Assignee: Thomas Tauber-Marshall
• Reporter: Tianyi Wang
• Created: 05/Apr/18 18:42
• Updated: 22/Feb/19 03:42
• Resolved: 19/Jun/18 18:46

Description

In a 2.x exhaustive build, test_column_storage_attributes failed:

Error Message
query_test/test_kudu.py:383: in test_column_storage_attributes     assert cursor.fetchall() == \ E   assert [] == [(26, True, 0, 0, 0, 0, ...)] E     Right contains more items, first extra item: (26, True, 0, 0, 0, 0, ...) E     Use -v to get the full diff
Stacktrace
query_test/test_kudu.py:383: in test_column_storage_attributes
    assert cursor.fetchall() == \
E   assert [] == [(26, True, 0, 0, 0, 0, ...)]
E     Right contains more items, first extra item: (26, True, 0, 0, 0, 0, ...)
E     Use -v to get the full diff

The last alter column query in the log is:

 alter table test_column_storage_attributes_b9040aa.storage_attrs alter column decimal_col
                set encoding DICT_ENCODING compression NO_COMPRESSION

Issue Links

• is related to: IMPALA-7186 Docs for kudu_read_mode