viirya commented on code in PR #53138:
URL: https://github.com/apache/spark/pull/53138#discussion_r2544193950
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sql/api/src/main/scala/org/apache/spark/sql/Observation.scala:
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@@ -94,18 +94,6 @@ class Observation(val name: String) {
@throws[InterruptedException]
def getAsJava: java.util.Map[String, Any] = get.asJava
- /**
- * Get the observed metrics. This returns the metrics if they are available,
otherwise an empty.
- *
- * @return
- * the observed metrics as a `Map[String, Any]`
- */
- @throws[InterruptedException]
- private[sql] def getOrEmpty: Map[String, Any] = {
- val row = getRowOrEmpty.getOrElse(Row.empty)
- row.getValuesMap(row.schema.map(_.name))
Review Comment:
There is a bug. If `getRowOrEmpty.getOrElse(Row.empty)` returns `Row.empty`,
the next line `row.schema.map(_.name)` will throw NPE because `row.schema` is
null.
Since this method is not used, just remove it.
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