Can user defined aggregate functions be modeled in EDS?

Solution In Progress - Updated -

Issue

  • desire to create a pushdown UDF for the LISTAGG oracle function
  • The syntax of LISTAGG in source DB is as below (LISTAGG is using WITHIN GROUP).
SELECT LISTAGG(last_name,';') WITHIN GROUP (ORDER BY hire_date, last_name) "Emp_list"  FROM employees  WHERE department_id = 30;

Environment

  • Red Hat JBoss Data Services 5.3.1
  • Use of User Defined Functions per the UDF Documentation

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