[jira] [Created] (SPARK-26063) CatalystDataToAvro gives "UnresolvedException: Invalid call to dataType on unresolved object" when requested for numberedTreeString

["Jacek Laskowski (JIRA)" <ji...@apache.org>]

Jacek Laskowski created SPARK-26063:
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             Summary: CatalystDataToAvro gives "UnresolvedException: Invalid call to dataType on unresolved object" when requested for numberedTreeString
                 Key: SPARK-26063
                 URL: https://issues.apache.org/jira/browse/SPARK-26063
             Project: Spark
          Issue Type: Bug
          Components: SQL
    Affects Versions: 2.4.0
            Reporter: Jacek Laskowski


The following gives {{org.apache.spark.sql.catalyst.analysis.UnresolvedException: Invalid call to dataType on unresolved object, tree: 'id}}:
{code:java}
// ./bin/spark-shell --packages org.apache.spark:spark-avro_2.12:2.4.0
scala> spark.version
res0: String = 2.4.0

import org.apache.spark.sql.avro._
val q = spark.range(1).withColumn("to_avro_id", to_avro('id))
val logicalPlan = q.queryExecution.logical

scala> logicalPlan.expressions.drop(1).head.numberedTreeString
org.apache.spark.sql.catalyst.analysis.UnresolvedException: Invalid call to dataType on unresolved object, tree: 'id
at org.apache.spark.sql.catalyst.analysis.UnresolvedAttribute.dataType(unresolved.scala:105)
at org.apache.spark.sql.avro.CatalystDataToAvro.simpleString(CatalystDataToAvro.scala:56)
at org.apache.spark.sql.catalyst.expressions.Expression.verboseString(Expression.scala:233)
at org.apache.spark.sql.catalyst.trees.TreeNode.generateTreeString(TreeNode.scala:548)
at org.apache.spark.sql.catalyst.trees.TreeNode.generateTreeString(TreeNode.scala:569)
at org.apache.spark.sql.catalyst.trees.TreeNode.treeString(TreeNode.scala:472)
at org.apache.spark.sql.catalyst.trees.TreeNode.treeString(TreeNode.scala:469)
at org.apache.spark.sql.catalyst.trees.TreeNode.numberedTreeString(TreeNode.scala:483)
... 51 elided{code}



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