Author: dpavlov
Date: Tue Jun 11 13:55:27 2019
New Revision: 1861038
URL: http://svn.apache.org/viewvc?rev=1861038&view=rev
Log:
Release Apache Ignite 2.7.5: release notes
Added:
ignite/site/trunk/releases/2.7.5/release_notes.html
- copied, changed from r1861030,
ignite/site/trunk/releases/2.7.0/release_notes.html
Copied: ignite/site/trunk/releases/2.7.5/release_notes.html (from r1861030,
ignite/site/trunk/releases/2.7.0/release_notes.html)
URL:
http://svn.apache.org/viewvc/ignite/site/trunk/releases/2.7.5/release_notes.html?p2=ignite/site/trunk/releases/2.7.5/release_notes.html&p1=ignite/site/trunk/releases/2.7.0/release_notes.html&r1=1861030&r2=1861038&rev=1861038&view=diff
==============================================================================
--- ignite/site/trunk/releases/2.7.0/release_notes.html (original)
+++ ignite/site/trunk/releases/2.7.5/release_notes.html Tue Jun 11 13:55:27 2019
@@ -14,182 +14,21 @@
</script></head>
<body>
- <h1>Apache IGNITE 2.7</h1>
+ <h1>Apache IGNITE 2.7.5</h1>
<div></div>
<h2>Ignite:</h2>
- <ul>
- <li>Added experimental support for multi-version concurrency
control with snapshot isolation</li>
- <ul>
- <li>available for both cache API and SQL</li>
- <li>use CacheAtomicityMode.TRANSACTIONAL_SNAPSHOT to enable
it</li>
- <li>not production ready, data consistency is not guaranteed
in case of node failures</li>
- </ul>
- <li>Implemented Transparent Data Encryption based on JKS
certificates</li>
- <li>Implemented Node.JS Thin Client</li>
- <li>Implemented Python Thin Client</li>
- <li>Implemented PHP Thin Client</li>
- <li>Ignite start scripts now support Java 9 and higher</li>
- <li>Added ability to set WAL history size in bytes</li>
- <li>Added SslContextFactory.protocols and
SslContextFactory.cipherSuites properties to control which SSL encryption
algorithms can be used</li>
- <li>Added JCache 1.1 compliance</li>
- <li>Added IgniteCompute.withNoResultCache method with semantics
similar to ComputeTaskNoResultCache annotation</li>
- <li>Spring Data 2.0 is now supported in the separate module
'ignite-spring-data_2.0'</li>
- <li>Added monitoring of critical system workers</li>
- <li>Added ability to provide custom implementations of
ExceptionListener for JmsStreamer</li>
- <li>Ignite KafkaStreamer was upgraded to use new KafkaConsmer
configuration</li>
- <li>S3 IP Finder now supports subfolder usage instead of bucket
root</li>
- <li>Improved dynamic cache start speed</li>
- <li>Improved checkpoint performance by decreasing mark
duration.</li>
- <li>Added ability to manage compression level for compressed
WAL archives.</li>
- <li>Added metrics for Entry Processor invocations.</li>
- <li>Added JMX metrics:
ClusterMetricsMXBean.getTotalBaselineNodes and
ClusterMetricsMXBean.getActiveBaselineNodes</li>
- <li>Node uptime metric now includes days count</li>
- <li>Exposed info about thin client connections through JMX</li>
- <li>Introduced new system property
IGNITE_REUSE_MEMORY_ON_DEACTIVATE to enable reuse of allocated memory on node
deactivation (disabled by default)</li>
- <li>Optimistic transaction now will be properly rolled back if
waiting too long for a new topology on remap</li>
- <li>ScanQuery with setLocal flag now checks if the partition is
actually present on local node</li>
- <li>Improved cluster behaviour when a left node does not cause
partition affinity assignment changes</li>
- <li>Interrupting user thread during partition initialization
will no longer cause node to stop</li>
- <li>Fixed problem when partition lost event was not triggered
if multiple nodes left cluster</li>
- <li>Fixed massive node drop from the cluster on temporary
network issues</li>
- <li>Fixed service redeployment on cluster reactivation</li>
- <li>Fixed client node stability under ZooKeeper discovery</li>
- <li>Massive performance and stability improvements</li>
- </ul>
-
-<h2>Ignite .Net:</h2>
- <ul>
-<li>Add .NET Core 2.1 support</li>
-<li>Added thin client connection failover</li>
- </ul>
-<h2>Ignite C++:</h2>
- <ul>
-<li>Implemented Thin Client with base cache operations</li>
-<li>Implemented smart affinity routing for Thin Client to send requests
directly to nodes containing data when possible</li>
-<li>Added Clang compiler support</li>
- </ul>
-
-<h2>SQL:</h2>
- <ul>
-<li>Added experimental support for fully ACID transactional SQL with the
snapshot isolation:</li>
- <ul>
- <li>use CacheAtomicityMode.TRANSACTIONAL_SNAPSHOT to enable it</li>
- <li>a transaction can be started through native API (IgniteTransactions),
thin JDBC driver or ODBC driver</li>
- <li>not production ready, data consistency is not guaranteed in case of node
failures</li>
- </ul>
-<li>Added a set of system views located in "IGNITE" schema to view cluster
information (NODES, NODE_ATTRIBUTES, NODE_METRICS, BASELINE_NODES)</li>
-<li>Added ability to create predefined SQL schemas</li>
-<li>Added GROUP_CONCAT function support</li>
-<li>Added string length constraint</li>
-<li>Custom Java objects are now inlined into primary and secondary indexes
what may significantly improve performance when AFFINITY_KEY is used</li>
-<li>Added timeout to fail query execution in case it cannot be mapped to
topology</li>
-<li>Restricted number of cores allocated for CREATE INDEX by default to 4 to
avoid contention on index tree Fixed transaction hanging during runtime error
on commit.</li>
-<li>Fixed possible memory leak when result set size is multiple of the page
size</li>
-<li>Fixed situation when data may be returned from cache partitions in LOST
state even when PartitionLossPolicy doesn't permit it</li>
-<li>Fixed "Caches have distinct sets of data nodes" during SQL JOIN query
execution between REPLICATED and PARTITIONED caches</li>
-<li>Fixed wrong result for SQL queries when item size exceeds the page
size</li>
-<li>Fixed error during SQL query from client node with the local flag set to
"true"</li>
-<li>Fixed handling UUID as a column type</li>
-
- </ul>
-<h2>JDBC:</h2>
- <ul>
-<li>Implemented DataSource interface for the thin driver</li>
-
- </ul>
-<h2>ODBC:</h2>
- <ul>
-<li>Added streaming mode support</li>
-<li>Fixed crash in Linux when there are more than 1023 open file
descriptors</li>
-<li>Fixed bug that prevented cursors on a server from being closed</li>
-<li>Fixed segmentation fault when reusing a closed connection</li>
- </ul>
-<h2>Web Console:</h2>
- <ul>
-<li>Added new metrics: WAL and Data size on disk</li>
-<li>Added support for "collocated" query mode on Query screen</li>
-<li>Added support for Java 9+ for Web Agent.</li>
-<li>Added ability to show/hide password field value</li>
-<li>Implemented execution of selected part of SQL query</li>
-<li>Implemented explain of the selected part of SQL query</li>
-<li>Implemented connection to a secured cluster</li>
-<li>Implemented responsive full-screen layout</li>
-<li>Split "Sign In" page to three separate pages</li>
-<li>UI updated to modern look and feel</li>
-<li>Improved backend stability</li>
-<li>Fixed fail when working with web sockets</li>
-
- </ul>
-<h2>REST:</h2>
- <ul>
-<li>Added option IGNITE_REST_GETALL_AS_ARRAY for array format in "getAll"
call</li>
-
- </ul>
-<h2>Visor:</h2>
- <ul>
-<li>Added output of node "Consistent ID"</li>
-<li>Visor now collects information about cache groups instead of separate
caches to reduce memory consumption</li>
-<li>Improved help for "start" command</li>
-<li>Fixed output of cache metrics</li>
-
- </ul>
-<h2>Control utility:</h2>
- <ul>
-<li>Added information about transaction start time</li>
-<li>Added command to collect information about a distribution of
partitions</li>
-<li>Added command to reset lost partitions</li>
-<li>Added support for empty label (control.sh --tx label null)</li>
-<li>Added atomicity mode to utility output.</li>
-<li>Added orphaned local and remote transactions and ability to rollback
them</li>
-<li>Added "--dump" flag to dump current partition state to file.</li>
-<li>Renamed command argument '--force' to '--yes'</li>
-<li>Removed "initOrder" and "loc keys" from an info</li>
-<li>Fixed control utility hanging when connected to a joining node with
PME</li>
-
- </ul>
-<h2>ML:</h2>
- <ul>
-<li>Added TensorFlow integration</li>
-<li>Added Estimator API support to TensorFlow cluster on top of Apache
Ignite</li>
-<li>Added ANN algorithm based on ACD concept</li>
-<li>Added Random Forest algorithm</li>
-<li>Added OneHotEncoder for categorical features</li>
-<li>Added model estimation</li>
-<li>Added K-fold cross-validation for ML models</li>
-<li>Added splitter for splitting the dataset into test and train subsets</li>
-<li>Added ability of filtering data during datasets creation</li>
-<li>Added encoding categorical features with One-of-K Encoder</li>
-<li>Added MinMax scaler preprocessor</li>
-<li>Added gradient boosting for trees</li>
-<li>Added indexing for decision trees</li>
-<li>Added GDB convergence by error support</li>
-<li>Added ability to build pipeline of data preprocessing and model
training</li>
-<li>Added ability to start and maintain TensorFlow cluster on top of Apache
Ignite</li>
-<li>Added support of Multi-Class for Logistic Regression</li>
-<li>Implemented distributed binary logistic regression</li>
-
- </ul>
-<h2>Dependency updates:</h2>
<ul>
-<li>Apache Camel updated to 2.22.0</li>
-<li>Apache Commons Beanutils updated to 1.9.3</li>
-<li>Apache Hadoop Yarn updated to 2.7.7</li>
-<li>Apache Kafka updated to 1.1.0</li>
-<li>Apache Lucene updated to 7.4.0</li>
-<li>Apache Mesos updated to 1.5.0</li>
-<li>Apache Tomcat updated to 9.0.10</li>
-<li>Apache Zookeeper updated to 3.4.13</li>
-<li>Guava updated to 25.1-jre</li>
-<li>Jackson Databind updated to 2.9.6</li>
-<li>Jackson 1 usages replaced with Jackson 2</li>
-<li>JCraft updated to 0.1.54</li>
-<li>H2 version updated to 1.4.197</li>
-<li>Log4j 2.x updated to 2.11.0</li>
-<li>Netty updated to 4.1.27.Final</li>
-<li>RocketMQ updated to 4.3.0</li>
-<li>Scala 2.10.x was updated to 2.10.7</li>
-<li>Scala 2.11.x updated to 2.11.12</li>
+ <li>Added Java 11 support</li>
+ <li>Fixed infinite looping during SSL handshake, affecting Java
11/Windows</li>
+ <li>Fixed storage corruption case after incorrectly rotated
page</li>
+ <li>Erroneous WAL record after incorrectly rotated page
processed automatically</li>
+ <li>Addressed ignite.sh failure on Mac OS and Linux, affecting
Java 11</li>
+ <li>Launch scripts and some Ignite initialization steps were
fixed for Java 12</li>
+ <li>Fixed indexes corruption on node stop under load</li>
+ <li>Fixed case of node crash during node deactivation</li>
+ <li>Error message with advice about required JVM parameters
printed when Java 9+ is used</li>
+ <li>Introduced SYSTEM_CRITICAL_OPERATION_TIMEOUT failure
type</li>
</ul>
</body>
