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RH Bugzilla Integration commented on TEIID-3929:
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Van Halbert <vhalbert(a)redhat.com> changed the Status of [bug
Accumulo does not return null values
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Key: TEIID-3929
URL:
https://issues.jboss.org/browse/TEIID-3929
Project: Teiid
Issue Type: Bug
Components: Misc. Connectors
Affects Versions: 8.12.3
Reporter: Jan Stastny
Assignee: Ramesh Reddy
Fix For: 9.0, 8.12.5
Accumulo doesn't return null values when a whole 'column' is being selected.
For a command in accumulo shell like:
{code:plain}
scan -c name:BYTENUM
{code}
Accumulo returns only non-empty values, this is expected behaviour.
Equivalent query in Teiid would be:
{code:sql}
SELECT ByteNum FROM SmallA
{code}
Which returns the same results as Accumulo does. That means, no NULL values, if there are
rowids without specified column families/qualifiers missing. But when a user has his
schema defined in a vdb, he probably expects, that he will get as many rows as there are
in the table.