[ https://issues.apache.org/jira/browse/CALCITE-3834?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Ruben Q L updated CALCITE-3834: ------------------------------- Description: Currently, {{EnumerableMergeJoin}} only supports INNER joins. The goal of this ticket is to improve this join operator in order to support ANTI joins too. Note: {{RelMdCollation#mergeJoin}} will need to be modified too: in case of ANTI join, it must return just the {{leftCollations}}. UPDATE: this has been done already as part of CALCITE-3833. was: Currently, {{EnumerableMergeJoin}} only supports INNER joins. The goal of this ticket is to improve this join operator in order to support ANTI joins too. Note: {{RelMdCollation#mergeJoin}} will need to be modified too: in case of ANTI join, it must return just the {{leftCollations}}. > Support AntiJoin in EnumerableMergeJoin > --------------------------------------- > > Key: CALCITE-3834 > URL: https://issues.apache.org/jira/browse/CALCITE-3834 > Project: Calcite > Issue Type: New Feature > Components: core > Affects Versions: 1.21.0 > Reporter: Ruben Q L > Assignee: Ruben Q L > Priority: Major > > Currently, {{EnumerableMergeJoin}} only supports INNER joins. The goal of > this ticket is to improve this join operator in order to support ANTI joins > too. > Note: {{RelMdCollation#mergeJoin}} will need to be modified too: in case of > ANTI join, it must return just the {{leftCollations}}. UPDATE: this has been > done already as part of CALCITE-3833. -- This message was sent by Atlassian Jira (v8.3.4#803005)