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Neo4j Release Notes

Neo4j 2.0.2 (2014-04-14)

The 2.0.2 release of Neo4j is a maintenance release, with critical stability improvements.

Notably, this release addresses the following:

All Neo4j users are strongly recommended to upgrade to this release. Neo4j 2.0.2 does not require any store-level upgrades from the previous 2.0.0 release.

For information about upgrading from Neo4j 1.9 or earlier, please see our Upgrading to Neo4j 2.0 FAQ.

For a full summary of changes in this release, please review the CHANGES.TXT file contained within the distribution.

Neo4j 1.9.7 (2014-04-11)

The 1.9.7 release of Neo4j is a maintenance release.

Notably, this release addresses:

Users of Neo4j 1.9 are strongly recommended to upgrade to this release. Neo4j 1.9.7 does not require any store-level upgrades.

For a full summary of changes in this release, please review the CHANGES.TXT file contained within the distribution.

As part of the Neo4j 1.9 release series, multiple behaviours and features of Neo4j have been declared as deprecated, in order to help users prepare for the removal of these in Neo4j 2.0. A list of deprecations can be found in the Neo4j manual.

Neo4j 2.0.1 (2014-02-04)

The 2.0.1 release of Neo4j is a maintenance release, with signficant stability and performance improvements.

Notably, this release addresses the following:

All Neo4j users are strongly recommended to upgrade to this release. Neo4j 2.0.1 does not require any store-level upgrades from the previous 2.0.0 release.

For information about upgrading from Neo4j 1.9 or earlier, please see our Upgrading to Neo4j 2.0 FAQ.

For a full summary of changes in this release, please review the CHANGES.TXT file contained within the distribution.

Neo4j 1.9.6 (2014-02-03)

The 1.9.6 release of Neo4j is a maintenance release.

Notably, this release addresses:

Users of Neo4j 1.9 are strongly recommended to upgrade to this release. Neo4j 1.9.6 does not require any store-level upgrades.

For a full summary of changes in this release, please review the CHANGES.TXT file contained within the distribution.

As part of the Neo4j 1.9 release series, multiple behaviours and features of Neo4j have been declared as deprecated, in order to help users prepare for the removal of these in the next major Neo4j release. A list of deprecations can be found in the Neo4j manual.

Neo4j 2.0 (2013-12-11)

Neo4j 2.0 is a major release which introduces significant changes to the Property Graph model, Cypher query language, and the user experience.

Notably, this release introduces:

Because of the significant changes, current users are cautioned to migrate to this release carefully. We recommend verifying the syntax and validating all responses from your Cypher scripts, REST calls, and Java code before upgrading any production system. Upgrading to Neo4j 2.0.0 can not be reversed.

For information about upgrading, please see our Upgrading to Neo4j 2.0 FAQ.

For a full summary of changes in this release, please review the CHANGES.TXT file contained within the distribution.

Note: All features marked as deprecated in the Neo4j 1.9 release series have been removed. Please see the list of deprecations for any previous release in the Neo4j manual.

Neo4j 1.9.5 (2013-11-11)

The 1.9.5 release of Neo4j is a maintenance release that addresses several critical issues affecting HA cluster deployment and stability.

Notably, this release addresses:

All Neo4j users are strongly recommended to upgrade to this release. Neo4j 1.9.5 does not require any store-level upgrades.

For a full summary of changes in this release, please review the CHANGES.TXT file contained within the distribution.

As part of the Neo4j 1.9 release series, multiple behaviours and features of Neo4j have been declared as deprecated, in order to help users prepare for the removal of these in the next major Neo4j release. A list of deprecations can be found in the Neo4j manual.

Neo4j 1.9.4 (2013-09-19)

The 1.9.4 release of Neo4j is a maintenance release, introducing a new distribution of Neo4j Community Edition specifically for the Windows operating system (both 32 and 64 bit variants). This new distribution contains a native installer and a graphical user interface for managing Neo4j Server.

Neo4j 1.9.4 also contains minor improvements to logging and and monitoring services.

Users of Neo4j 1.9.2 or earlier are strongly encouraged to upgrade to this release (there are no critical fixes requiring users of Neo4j 1.9.3 to upgrade). Neo4j 1.9.4 does not require any store-level upgrades.

For a full summary of changes in this release, please review the CHANGES.TXT file contained within the distribution.

As part of the Neo4j 1.9 release series, multiple behaviours and features of Neo4j have been declared as deprecated, in order to help users prepare for the removal of these in the next major Neo4j release. A list of deprecations can be found in the Neo4j manual.

Windows is a registered trademark of Microsoft Corporation in the United States and other countries.

Neo4j 1.9.3 (2013-08-30)

The 1.9.3 release of Neo4j is a maintenance release that addresses several critical issues, especially in high load clustered deployments.

In particular this release addresses:

All 1.9 users are recommended to upgrade to this release. Neo4j 1.9.3 does not require any store-level upgrades.

For a full summary of changes in this release, please review the CHANGES.TXT file contained within the distribution.

As part of the Neo4j 1.9 release series, multiple behaviours and features of Neo4j have been declared as deprecated, in order to help users prepare for the removal of these in the next major Neo4j release. A list of deprecations can be found in the Neo4j manual.

Neo4j 1.9.2 (2013-07-16)

The 1.9.2 release of Neo4j is a maintenance release that corrects a serious issue concurrency issue introduced in Neo4j 1.9.1, and resolves some other critical issues when reading from the underlying store.

In particular this release addresses:

All 1.9 users are recommended to upgrade to this release. Neo4j 1.9.2 does not require any store-level upgrades.

For a full summary of changes in this release, please review the CHANGES.TXT file contained within the distribution.

As part of the Neo4j 1.9 release series, multiple behaviours and features of Neo4j have been declared as deprecated, in order to help users prepare for the removal of these in the next major Neo4j release. A list of deprecations can be found in the Neo4j manual.

Neo4j 1.9.1 (2013-06-24)

The 1.9.1 release of Neo4j is a maintenance release that brings more safety features into high-availability cluster deployments, general bug fixes and a small number of API enhancements.

In particular this release addresses:

All 1.9 users are recommended to upgrade to this version. Neo4j 1.9.1 does not require any store-level upgrades.

For a full summary of changes in this release, please review the CHANGES.TXT file contained within the distribution.

As part of the Neo4j 1.9 release series, multiple behaviours and features of Neo4j have been declared as deprecated, in order to help users prepare for the removal of these in the next major Neo4j release. A list of deprecations can be found in the Neo4j manual.

Neo4j 1.9 (2013-05-13)

The 1.9 release of Neo4j builds upon the previous 1.8 releases and brings extensive improvements in stability and performance. In addition, Neo4j 1.9 Enterprise introduces auto-clustering support, with dramatically simplified configuration and deployment for high demand production use.

It is recommended to upgrade all previous Neo4j installations to this release. Neo4j 1.9 does not require any explicit upgrade to persistent stores created using Neo4j 1.7 and 1.8 installations, however current users of Neo4j Enterprise must consult the documentation and update the cluster configuration. Please see the deployment and cluster upgrade sections of the neo4j manual for more detail. Also note that Neo4j 1.9 is tested and supported with Oracle JRE 7. Users of previous Java versions should upgrade to Oracle JRE 7 when deploying Neo4j 1.9.

For a full summary of changes in this release, please review the CHANGES.TXT file contained within the distribution.

As part of the Neo4j 1.9 release, multiple behaviours and features of Neo4j have been declared as deprecated, in order to help users prepare for the removal of these in the next major Neo4j release. A list of deprecations can be found in the Neo4j manual.


Neo4j 1.8.3

The 1.8.3 release of Neo4j is a maintenance release that brings more safety features into high-availability cluster deployments, general bug fixes and a small number of API enhancements.

In particular this release addresses:

All 1.8 users are strongly recommended to upgrade to this version. Neo4j 1.8.3 does not require any store-level upgrades.

For a full summary of changes in this release, please review the CHANGES.TXT file contained within the distribution.

Neo4j 1.8.2

The 1.8.2 release of Neo4j is a service release and includes the following corrections and improvements:

It is recommended to upgrade all Neo4j 1.8.1 (and earlier) installations to this release, which is fully backward compatible. Please see the deployment section of the neo4j manual for more detail.

For a full summary of changes in this release, please review the CHANGES.TXT file contained within the distribution.


Neo4j 1.8.1

The 1.8.1 release of Neo4j is a service release and includes the following corrections and improvements:

It is recommended to upgrade all Neo4j 1.8 (and earlier) installations to this release, which is fully backward compatible. Please see the deployment section of the neo4j manual for more detail.

For a full summary of changes in this release, please review the CHANGES.TXT file contained within the distribution.


Neo4j 1.8

The 1.8 release of Neo4j provides extensive improvements in stability and performance. As an incremental service release, Neo4j 1.8 builds upon the previous 1.6 and 1.7 releases and provides full backward compatibility.

This release includes the following corrections and improvements:

It is recommended to upgrade all previous Neo4j installations to this release. Neo4j 1.8 does not require any explicit upgrade to persistent stores created using Neo4j 1.6 and 1.7 installations. Please see the deployment section of the neo4j manual for more detail.

For a full summary of changes in this release, please review the CHANGES.TXT file contained within the distribution.