[ https://issues.apache.org/jira/browse/SPARK-14785?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Davies Liu updated SPARK-14785: ------------------------------- Description: For example: SELECT a from t where b > (select avg(c) from t2 where t.id = t2.id) it could be rewritten as {code} SELECT a FROM t JOIN (SELECT id, AVG(c) FROM t2 GROUP by id) t3 ON t3.id = t.id {code} TPCDS Q92, Q81, Q6 required this was: For example: SELECT a from t where b > (select c from t2 where t.id = t2.id) TPCDS Q92, Q81, Q6 required this > Support correlated scalar subquery > ---------------------------------- > > Key: SPARK-14785 > URL: https://issues.apache.org/jira/browse/SPARK-14785 > Project: Spark > Issue Type: New Feature > Reporter: Davies Liu > > For example: > SELECT a from t where b > (select avg(c) from t2 where t.id = t2.id) > it could be rewritten as > {code} > SELECT a FROM t JOIN (SELECT id, AVG(c) FROM t2 GROUP by id) t3 ON t3.id = > t.id > {code} > TPCDS Q92, Q81, Q6 required this -- 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