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Apache Spark commented on SPARK-19799: -------------------------------------- User 'gbloisi' has created a pull request for this issue: https://github.com/apache/spark/pull/22936 > Support WITH clause in subqueries > --------------------------------- > > Key: SPARK-19799 > URL: https://issues.apache.org/jira/browse/SPARK-19799 > Project: Spark > Issue Type: Improvement > Components: SQL > Affects Versions: 2.2.0 > Reporter: Giambattista > Priority: Major > > Because of Spark-17590 it should be relatively easy to support WITH clause in > subqueries besides nested CTE definitions. > Here an example of a query that does not run on spark: > create table test (seqno int, k string, v int) using parquet; > insert into TABLE test values (1,'a', 99),(2, 'b', 88),(3, 'a', 77),(4, 'b', > 66),(5, 'c', 55),(6, 'a', 44),(7, 'b', 33); > SELECT percentile(b, 0.5) FROM (WITH mavg AS (SELECT k, AVG(v) OVER > (PARTITION BY k ORDER BY seqno ROWS BETWEEN 3 PRECEDING AND CURRENT ROW) as b > FROM test ORDER BY seqno) SELECT k, MAX(b) as b FROM mavg GROUP BY k); -- 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