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[SPARK-25005][SS]Support non-consecutive offsets for Kafka #22042

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zsxwing wants to merge 14 commits into from
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[SPARK-25005][SS]Support non-consecutive offsets for Kafka #22042

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dc18a6f
Support non-consecutive offsets for Kafka
zsxwing Aug 8, 2018
dfea7e3
minor
zsxwing Aug 8, 2018
baef29f
address
zsxwing Aug 15, 2018
a9b00b4
update comment
zsxwing Aug 15, 2018
c98bf50
reuse FetchedRecord
zsxwing Aug 21, 2018
f379d47
one more place
zsxwing Aug 21, 2018
a06742f
Add FetchedData
zsxwing Aug 21, 2018
3c72b80
Merge remote-tracking branch 'origin/master' into kafka-transaction-read
zsxwing Aug 22, 2018
f4b5f72
Merge remote-tracking branch 'origin/master' into kafka-transaction-read
zsxwing Aug 22, 2018
e0d2c4d
Address TD's comments
zsxwing Aug 22, 2018
603e0bc
minor
zsxwing Aug 22, 2018
0d0b8c5
Merge remote-tracking branch 'origin/master' into kafka-transaction-read
zsxwing Aug 24, 2018
7a02921
address
zsxwing Aug 24, 2018
ea804cf
Merge remote-tracking branch 'origin/master' into kafka-transaction-read
zsxwing Aug 27, 2018
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@zsxwing
zsxwing committed Aug 21, 2018
commit f379d47e30643fe92b751aa7aa374815ac66a55c
2 changes: 1 addition & 1 deletion external/kafka-0-10-sql/src/main/scala/org/apache/spark/sql/kafka010/KafkaDataConsumer.scala
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Expand Up @@ -313,7 +313,7 @@ private[kafka010] case class InternalKafkaConsumer(
if (!fetchedData.hasNext()) {
assert(offset <= offsetAfterPoll,
s"seek to $offset and poll but the offset was reset to $offsetAfterPoll")
FetchedRecord(null, offsetAfterPoll)
fetchedRecord.withRecord(null, offsetAfterPoll)
} else {
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@tdas tdas Aug 13, 2018

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Let's remove this else and reduce the condition nesting. The previous if statement always ends in an exception, so we can remove this else.

val record = fetchedData.next()
nextOffsetInFetchedData = record.offset + 1
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