miland-db commented on code in PR #49726:
URL: https://github.com/apache/spark/pull/49726#discussion_r1952815202
##########
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/SqlScriptingLogicalPlans.scala:
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@@ -405,3 +406,34 @@ case class ExceptionHandler(
handlerType)
}
}
+
+/**
+ * Logical operator for Signal Statement.
+ * @param isBuiltinError Flag indicating if the error is a builtin error.
+ * @param errorCondition Name of the error condition of the exception that
will be thrown.
+ * @param sqlState SQL State for error that will be thrown.
+ * @param message Error message (either string or variable name).
+ * @param messageArguments Arguments to fill builtin error message
placeholders.
+ */
+case class SignalStatement(
+ var isBuiltinError: Boolean = false,
+ errorCondition: Option[String] = None,
+ var sqlState: Option[String] = None,
+ message: Either[String, UnresolvedAttribute],
Review Comment:
It was done this way for execute immediate. Are there any advantages in
using `Expression`? If message is literal it is resolved in `AstBuilder`.
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