Xu Mingmin created BEAM-2018:
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Summary: refine expression of Calcite method/function
Key: BEAM-2018
URL: https://issues.apache.org/jira/browse/BEAM-2018
Project: Beam
Issue Type: Improvement
Components: dsl-sql
Reporter: Xu Mingmin
Assignee: Xu Mingmin
https://calcite.apache.org/docs/reference.html list the method/functions that
are supported in Calcite SQL statements.
In this task, it defines an interface on how to mapping SQL expressions(with
method/functions, and those without like direct-field reference) into a Java
expression that can be evaluated against row records.
--It's supposed to replace the reference implementation {{BeamSQLSpELExecutor}}
for better capability.
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