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Posted to issues@spark.apache.org by "Yuming Wang (Jira)" <ji...@apache.org> on 2021/03/01 10:22:00 UTC

[jira] [Created] (SPARK-34581) BoundAttribute issue when pushing foldable into branches

Yuming Wang created SPARK-34581:
-----------------------------------

             Summary: BoundAttribute issue when pushing foldable into branches
                 Key: SPARK-34581
                 URL: https://issues.apache.org/jira/browse/SPARK-34581
             Project: Spark
          Issue Type: Sub-task
          Components: SQL
    Affects Versions: 3.2.0
            Reporter: Yuming Wang


How to reproduce this issue:
{code:scala}
spark.sql("CREATE TABLE t2 (a INT, b INT) USING parquet")
spark.sql("CREATE TABLE t1 (a INT, b INT) USING parquet")
spark.sql(
  """
    |SELECT cnt,
    |       CASE WHEN ( buyer_id = 2 AND cnt > 3 ) THEN 2 ELSE 3 END AS buyer_id2
    |FROM   (SELECT CASE WHEN t1.a IS NOT NULL THEN 1 ELSE 2 END AS buyer_id, Count(*) AS cnt
    |        FROM   t1 INNER JOIN t2 ON t1.a = t2.a
    |        GROUP  BY 1) t
    |""".stripMargin).collect()
{code}

{noformat}
Couldn't find a#4 in [CASE WHEN isnotnull(a#4) THEN 1 ELSE 2 END#10,count(1)#3L]
java.lang.IllegalStateException: Couldn't find a#4 in [CASE WHEN isnotnull(a#4) THEN 1 ELSE 2 END#10,count(1)#3L]
	at org.apache.spark.sql.catalyst.expressions.BindReferences$$anonfun$bindReference$1.applyOrElse(BoundAttribute.scala:80)
	at org.apache.spark.sql.catalyst.expressions.BindReferences$$anonfun$bindReference$1.applyOrElse(BoundAttribute.scala:73)
	at org.apache.spark.sql.catalyst.trees.TreeNode.$anonfun$transformDown$1(TreeNode.scala:316)
	at org.apache.spark.sql.catalyst.trees.CurrentOrigin$.withOrigin(TreeNode.scala:72)
	at org.apache.spark.sql.catalyst.trees.TreeNode.transformDown(TreeNode.scala:316)
	at org.apache.spark.sql.catalyst.trees.TreeNode.$anonfun$transformDown$3(TreeNode.scala:321)
	at org.apache.spark.sql.catalyst.trees.TreeNode.$anonfun$mapChildren$1(TreeNode.scala:406)
	at org.apache.spark.sql.catalyst.trees.TreeNode.mapProductIterator(TreeNode.scala:242)
	at org.apache.spark.sql.catalyst.trees.TreeNode.mapChildren(TreeNode.scala:404)
	at org.apache.spark.sql.catalyst.trees.TreeNode.mapChildren(TreeNode.scala:357)
{noformat}




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