[
https://issues.apache.org/jira/browse/SPARK-28553?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Dylan Guedes updated SPARK-28553:
-
Description:
Looks like Spark subqueries does not work well with variables and values from
outside of subquery. For instance, this query work on PgSQL:
{code:sql}
SELECT lead(ten, (SELECT two FROM tenk1 WHERE s.unique2 = unique2)) OVER
(PARTITION BY four ORDER BY ten) FROM tenk1 s WHERE unique2 < 10;{code}
However, it does not work in Spark.
was:
Looks like Spark subqueries does not work well with variables and values from
outside of subquery. For instance, this query work on PgSQL:
{code:sql}
-- SELECT lead(ten, (SELECT two FROM tenk1 WHERE s.unique2 = unique2)) OVER
(PARTITION BY four ORDER BY ten)
-- FROM tenk1 s WHERE unique2 < 10;{code}
However, it does not work in Spark.
> subqueries always must be aggregated before hand
>
>
> Key: SPARK-28553
> URL: https://issues.apache.org/jira/browse/SPARK-28553
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
>Affects Versions: 3.0.0
>Reporter: Dylan Guedes
>Priority: Major
>
> Looks like Spark subqueries does not work well with variables and values from
> outside of subquery. For instance, this query work on PgSQL:
> {code:sql}
> SELECT lead(ten, (SELECT two FROM tenk1 WHERE s.unique2 = unique2)) OVER
> (PARTITION BY four ORDER BY ten) FROM tenk1 s WHERE unique2 < 10;{code}
> However, it does not work in Spark.
--
This message was sent by Atlassian JIRA
(v7.6.14#76016)
-
To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org
For additional commands, e-mail: issues-h...@spark.apache.org