[jira] [Created] (FLINK-5813) code generation for user-defined aggregate functions

[Shang Yuanchun (Jira)]

Shaoxuan Wang created FLINK-5813:
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             Summary: code generation for user-defined aggregate functions
                 Key: FLINK-5813
                 URL: https://issues.apache.org/jira/browse/FLINK-5813
             Project: Flink
          Issue Type: Sub-task
            Reporter: Shaoxuan Wang
            Assignee: Shaoxuan Wang


The input and return types of the new proposed UDAGG functions are dynamically given by the users. All these user defined functions have to be generated via codegen.



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