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From mj...@apache.org
Subject [kafka-site] branch asf-site updated: HOTFIX: fix Kafka Streams upgrade note for broker backward compatibility (#229)
Date Tue, 24 Sep 2019 16:52:07 GMT
This is an automated email from the ASF dual-hosted git repository.

mjsax pushed a commit to branch asf-site
in repository https://gitbox.apache.org/repos/asf/kafka-site.git


The following commit(s) were added to refs/heads/asf-site by this push:
     new aa3b45e  HOTFIX: fix Kafka Streams upgrade note for broker backward compatibility
(#229)
aa3b45e is described below

commit aa3b45e0607368eab78f7bcf09cf4068231d6d01
Author: Matthias J. Sax <matthias@confluent.io>
AuthorDate: Tue Sep 24 09:52:02 2019 -0700

    HOTFIX: fix Kafka Streams upgrade note for broker backward compatibility (#229)
---
 22/streams/upgrade-guide.html | 12 ++++++++++--
 22/upgrade.html               |  5 +++++
 23/streams/upgrade-guide.html | 12 ++++++++++--
 23/upgrade.html               |  6 ++++++
 4 files changed, 31 insertions(+), 4 deletions(-)

diff --git a/22/streams/upgrade-guide.html b/22/streams/upgrade-guide.html
index 660c4af..66cfee5 100644
--- a/22/streams/upgrade-guide.html
+++ b/22/streams/upgrade-guide.html
@@ -53,8 +53,10 @@
     </ul>
 
     <p>
-        Note, that a brokers must be on version 0.10.1 or higher to run a Kafka Streams application
version 0.10.1 or higher;
-        On-disk message format must be 0.10 or higher to run a Kafka Streams application
version 1.0 or higher.
+        To run a Kafka Streams application version 2.2.1 or higher a broker version 0.11.0
or higher is required
+        and the on-disk message format must be 0.11 or higher.
+        Brokers must be on version 0.10.1 or higher to run a Kafka Streams application version
0.10.1 to 2.2.0.
+        Additionally, on-disk message format must be 0.10 or higher to run a Kafka Streams
application version 1.0 to 2.2.0.
         For Kafka Streams 0.10.0, broker version 0.10.0 or higher is required.
     </p>
 
@@ -70,6 +72,12 @@
         More details about the new config <code>StreamsConfig#TOPOLOGY_OPTIMIZATION</code>
can be found in <a href="https://cwiki.apache.org/confluence/display/KAFKA/KIP-295%3A+Add+Streams+Configuration+Allowing+for+Optional+Topology+Optimization">KIP-295</a>.
     </p>
 
+    <h3><a id="streams_notable_changes_221" href="#streams_api_changes_221">Notable
changes in Kafka Streams 2.2.1</a></h3>
+    <p>
+        As of Kafka Streams 2.2.1 a message format 0.11 or higher is required;
+        this implies that brokers must be on version 0.11.0 or higher.
+    </p>
+
     <h3><a id="streams_api_changes_220" href="#streams_api_changes_220">Streams
API changes in 2.2.0</a></h3>
     <p>
         We've simplified the <code>KafkaStreams#state</code> transition diagram
during the starting up phase a bit in 2.2.0: in older versions the state will transit from
<code>CREATED</code> to <code>RUNNING</code>, and then to <code>REBALANCING</code>
to get the first
diff --git a/22/upgrade.html b/22/upgrade.html
index 1828ab7..5c473ed 100644
--- a/22/upgrade.html
+++ b/22/upgrade.html
@@ -61,6 +61,11 @@
     </li>
 </ol>
 
+<h5><a id="upgrade_221_notable" href="#upgrade_221_notable">Notable changes in
2.2.1</a></h5>
+<ul>
+    <li>Kafka Streams 2.2.1 requires 0.11 message format or higher and does not work
with older message format.</li>
+</ul>
+
 <h5><a id="upgrade_220_notable" href="#upgrade_220_notable">Notable changes in
2.2.0</a></h5>
 <ul>
     <li>The default consumer group id has been changed from the empty string (<code>""</code>)
to <code>null</code>. Consumers who use the new default group id will not be able
to subscribe to topics,
diff --git a/23/streams/upgrade-guide.html b/23/streams/upgrade-guide.html
index 59f7b19..49f8a8c 100644
--- a/23/streams/upgrade-guide.html
+++ b/23/streams/upgrade-guide.html
@@ -53,8 +53,10 @@
     </ul>
 
     <p>
-        Note, that a brokers must be on version 0.10.1 or higher to run a Kafka Streams application
version 0.10.1 or higher;
-        On-disk message format must be 0.10 or higher to run a Kafka Streams application
version 1.0 or higher.
+        To run a Kafka Streams application version 2.2.1, 2.3.0, or higher a broker version
0.11.0 or higher is required
+        and the on-disk message format must be 0.11 or higher.
+        Brokers must be on version 0.10.1 or higher to run a Kafka Streams application version
0.10.1 to 2.2.0.
+        Additionally, on-disk message format must be 0.10 or higher to run a Kafka Streams
application version 1.0 to 2.2.0.
         For Kafka Streams 0.10.0, broker version 0.10.0 or higher is required.
     </p>
 
@@ -139,6 +141,12 @@
         For more details please read <a href="https://issues.apache.org/jira/browse/KAFKA-8215">KAFKA-8215</a>.
     </p>
 
+    <h3><a id="streams_notable_changes_221" href="#streams_api_changes_221">Notable
changes in Kafka Streams 2.2.1</a></h3>
+    <p>
+        As of Kafka Streams 2.2.1 a message format 0.11 or higher is required;
+        this implies that brokers must be on version 0.11.0 or higher.
+    </p>
+
     <h3><a id="streams_api_changes_220" href="#streams_api_changes_220">Streams
API changes in 2.2.0</a></h3>
     <p>
         We've simplified the <code>KafkaStreams#state</code> transition diagram
during the starting up phase a bit in 2.2.0: in older versions the state will transit from
<code>CREATED</code> to <code>RUNNING</code>, and then to <code>REBALANCING</code>
to get the first
diff --git a/23/upgrade.html b/23/upgrade.html
index f74c8b6..abdf515 100644
--- a/23/upgrade.html
+++ b/23/upgrade.html
@@ -76,6 +76,7 @@
     <li> Kafka Streams DSL switches its used store types. While this change is mainly
transparent to users, there are some corner cases that may require code changes.
         See the <a href="/{{version}}/documentation/streams/upgrade-guide#streams_api_changes_230">Kafka
Streams upgrade section</a> for more details.
     </li>
+    <li>Kafka Streams 2.3.0 requires 0.11 message format or higher and does not work
with older message format.</li>
 </ul>
 
 <h4><a id="upgrade_2_2_0" href="#upgrade_2_2_0">Upgrading from 0.8.x, 0.9.x,
0.10.0.x, 0.10.1.x, 0.10.2.x, 0.11.0.x, 1.0.x, 1.1.x, 2.0.x or 2.1.x to 2.2.0</a></h4>
@@ -120,6 +121,11 @@
     </li>
 </ol>
 
+<h5><a id="upgrade_221_notable" href="#upgrade_221_notable">Notable changes in
2.2.1</a></h5>
+<ul>
+    <li>Kafka Streams 2.2.1 requires 0.11 message format or higher and does not work
with older message format.</li>
+</ul>
+
 <h5><a id="upgrade_220_notable" href="#upgrade_220_notable">Notable changes in
2.2.0</a></h5>
 <ul>
     <li>The default consumer group id has been changed from the empty string (<code>""</code>)
to <code>null</code>. Consumers who use the new default group id will not be able
to subscribe to topics,


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