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https://issues.jboss.org/browse/TEIID-5475?page=com.atlassian.jira.plugin...
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Steven Hawkins updated TEIID-5475:
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Description:
Nth_value is returning null when not expected. For example:
select e1, nth_value(e1, 2) over (order by e1 nulls last) from g1
with our default data set should return 'a' for each nth_value, but instead
returns null for one of the 'a' rows. The issue is that we should be considering
the indexing to be relative from the start of the peer group in the frame rather than from
the current index of the row.
was:
Nth_value is returning null when not expected. For example:
select e1, nth_value(e1, 2) over (order by e1) from pm1.g1
with our default data set should return 'a' for each nth_value, but instead
returns null for one of the 'a' rows. The issue is that we should be considering
the indexing to be relative from the start of the peer group in the frame rather than from
the current index of the row.
nth_value is incorrect for some initial values
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Key: TEIID-5475
URL:
https://issues.jboss.org/browse/TEIID-5475
Project: Teiid
Issue Type: Bug
Components: Query Engine
Reporter: Steven Hawkins
Assignee: Steven Hawkins
Priority: Blocker
Fix For: 11.2, 11.1.1
Nth_value is returning null when not expected. For example:
select e1, nth_value(e1, 2) over (order by e1 nulls last) from g1
with our default data set should return 'a' for each nth_value, but instead
returns null for one of the 'a' rows. The issue is that we should be considering
the indexing to be relative from the start of the peer group in the frame rather than from
the current index of the row.
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