[ https://issues.apache.org/jira/browse/SPARK-23168?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Takeshi Yamamuro updated SPARK-23168: ------------------------------------- Environment: (was: We already have fact table and unique column inferences in StarSchemaDetection for decision making queries. IMHO, in most cases, users could know which is a fact table and which columns are unique. So, fact table and unique column hint might help for these users. For example, {code} scala> factTable.hint("factTable").hint("uid").join(dimTable) {code} ) > Hints for fact tables and unique columns > ---------------------------------------- > > Key: SPARK-23168 > URL: https://issues.apache.org/jira/browse/SPARK-23168 > Project: Spark > Issue Type: New Feature > Components: SQL > Affects Versions: 2.2.1 > Reporter: Takeshi Yamamuro > Priority: Minor > -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org