[ https://issues.apache.org/jira/browse/BEAM-2477?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jingsong Lee resolved BEAM-2477. -------------------------------- Resolution: Fixed Fix Version/s: Not applicable > BeamAggregationRel should use Combine.perKey instead of GroupByKey > ------------------------------------------------------------------ > > Key: BEAM-2477 > URL: https://issues.apache.org/jira/browse/BEAM-2477 > Project: Beam > Issue Type: Improvement > Components: dsl-sql > Reporter: Jingsong Lee > Assignee: Jingsong Lee > Labels: dsl_sql_merge > Fix For: Not applicable > > > Their semantics are the same, but the efficiency of implementation is quite > different, and at the runner level there is a lot of optimization for > `Combine.perKey`. -- This message was sent by Atlassian JIRA (v6.4.14#64029)