xiong duan created CALCITE-5711:
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Summary: Implement the SINGLE_VALUE aggregation in PostgreSQL
Dialect
Key: CALCITE-5711
URL: https://issues.apache.org/jira/browse/CALCITE-5711
Project: Calcite
Issue Type: Bug
Components: core
Affects Versions: 1.34.0
Reporter: xiong duan
Assignee: xiong duan
Fix For: 1.35.0
When we use the SQL include the scalar query for example:
{code:java}
select * from table where id = (select code from table){code}
Convert this SQL Rel to PostgreSQL will include the SINGLE_VALUE aggregation
function(PostgreSQL can't handle it) in the dialect SQL.
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