Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/4439#discussion_r24277031
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala
---
@@ -33,6 +33,11 @@ import org.apache.spark.sql.types.IntegerType
object SimpleAnalyzer extends Analyzer(EmptyCatalog,
EmptyFunctionRegistry, true)
/**
+ * Thrown when a query fails to analyze, usually because the query itself
is invalid.
+ */
+class AnalysisException(message: String) extends Exception(message) with
Serializable
--- End diff --
can we move this to org.apache.sql so we can document it?
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