Davies Liu created SPARK-12913: ---------------------------------- Summary: Reimplement all builtin aggregate functions as declarative function Key: SPARK-12913 URL: https://issues.apache.org/jira/browse/SPARK-12913 Project: Spark Issue Type: Improvement Components: SQL Reporter: Davies Liu
As benchmarked and discussed here: https://github.com/apache/spark/pull/10786/files#r50038294. Benefits from codegen, the declarative aggregate function could be much faster than imperative one, we should re-implement all the builtin aggregate functions as declarative one. -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org