Correlated Subqueries are not pushed to the Data Source query in MetaMatrix

Solution Verified - Updated -


  • Queries containing correlated subqueries with a count(distinct X) are not sent to data source, instead are calculated within MetaMatrix when the data is returned.
  • Automated test suites containing these subqueries have performance issues.
  • How can we resolve this issue?


  • MetaMatrix Enterprise Server 5.5.x
  • Oracle ANSI XA Connector

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