Github user tdas commented on a diff in the pull request:
https://github.com/apache/spark/pull/15820#discussion_r89020163
--- Diff:
external/kafka-0-10-sql/src/main/scala/org/apache/spark/sql/kafka010/KafkaSource.scala
---
@@ -458,6 +457,21 @@ private[kafka010] case class KafkaSource(
/** Companion object for the [[KafkaSource]]. */
private[kafka010] object KafkaSource {
+ val INSTRUCTION_FOR_FAIL_ON_DATA_LOSS_FALSE =
+ """
+ |There may have been some data loss because some data may have been
aged out in Kafka or
+ | the topic has been deleted and is therefore unavailable for
processing. If you want your
--- End diff --
nit: better grammar
Some data may have been lost because they are not available in Kafka any
more; either the data was aged out by Kafka or the topic may have been deleted
before all the data in the topic was processed.
Similarly change below.
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