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https://issues.jboss.org/browse/TEIID-2787?page=com.atlassian.jira.plugin...
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Steven Hawkins updated TEIID-2787:
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Description:
A correlated grouping expression appears in the pushdown query with the internal group
name anon_grpX rather than the proper reference from the outer query.
For example the user query:
select x, (select avg\(y) from tbl1 where x = tbl2.x) from tbl2 group by x
would have
where x = anon_grp0.x
was:
A correlated grouping expression appears in the pushdown query with the internal group
name anon_grpX rather than the proper reference from the outer query.
For example the user query:
select x, (select avg(y) from tbl1 where x = tbl2.x) from tbl2 group by x
would have
where x = anon_grp0.x
Workaround Description:
Use an inline view to correlated on a projected column. For example rather than:
select x, (select avg\(y) from tbl1 where x = tbl2.x) from tbl2 group by x
use:
select x, (select avg\(y) from tbl1 where x = v.x) from (select x from tbl2 group by x) as
v
was:
Use an inline view to correlated on a projected column. For example rather than:
select x, (select avg(y) from tbl1 where x = tbl2.x) from tbl2 group by x
use:
select x, (select avg(y) from tbl1 where x = v.x) from (select x from tbl2 group by x) as
v
Correlated grouping expression not properly replaced in pushdown
subquery
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Key: TEIID-2787
URL:
https://issues.jboss.org/browse/TEIID-2787
Project: Teiid
Issue Type: Bug
Components: Query Engine
Affects Versions: 8.4
Reporter: Steven Hawkins
Assignee: Steven Hawkins
Fix For: 8.7
A correlated grouping expression appears in the pushdown query with the internal group
name anon_grpX rather than the proper reference from the outer query.
For example the user query:
select x, (select avg\(y) from tbl1 where x = tbl2.x) from tbl2 group by x
would have
where x = anon_grp0.x
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