Ask Confluent #6: Kafka, Partitions, and Exactly Once ft. Jason Gustafson
Confluent Developer ft. Tim Berglund, Adi Polak & Viktor Gamov
00:00
The Importance of Read Committed Transactions
The default out of the box is what we call read uncommitted. And it's just like in a database, I do begin transaction, I produce a bunch of events, and then I commit or abort? Yeah, that's exactly right. On the consumption side, similar to databases, also we have in isolation level. So an isolation level basically describes the visibility for this transactional data. The downside is really about the additional latency. But from a throughput perspective, you can still get very good throughput.
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