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Event Store 3.9.4 Released

Release Notes
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Overview Today we have released Event Store 3.9.4. This version is able to understand the changes made in Event Store 4.0.0, and can therefore be run alongside 4.0.0 nodes for the purpose of a rolling upgrade. What’s changed in 3.9.4? 3.9.4 is able to understand the new record and index entry versions written by Event Store 4.0.0, particularly the changes around converting ints to longs for Stream Versions. Add support for X-Forwarded-Prefix headers Add option...


Event Store 3.9.3 Released

Release Notes
Pieter Germishuys,

Happy thanksgiving to everyone that celebrates it. We have just released Event Store 3.9.3. This release includes a set of fixes and will likely be the last 3.x release before Event Store 4.0.0. The fixes in the release are mainly focussed around an issue that could have resulted in duplicate entries being written due to a hash conflict between stream names occurring. When will Event Store 4.0.0 be released? As this is a major version,...


Event Store 3.9.0 Released

Release Notes
Pieter Germishuys,

Event Store 3.9.0 is now released! This release contains a number of improvements and bug fixes. The main feature around this release was the introduction of 64bit indexes. To explain a little more, Event Store has a single index (made up of an in memory index and zero or more index files stored on disk called PTables). Each index entry used to be made up of a hash of the stream id (uint32), version (uint32)...


Event Store 3.8.0 Released

Release Notes
Pieter Germishuys,

Event Store 3.8.0 is now released! This release contains a number of improvements and bug fixes. The release was focussed on an issue related to Projections whereby once a stream has been written to from one projection and the projection deleted, another projection could not write to that same stream. The first step to resolving the issue was to ensure that the object that tracks and emits events to streams via the linkTo and emit...


Event Store 3.7.0 Released

Release Notes
Hayley Campbell,

Event Store 3.7.0 is now released! This release contains a number of improvements and bug fixes, as well as a rather large update to the Embedded Client. The next release will mainly focus on improving the stability of projections in preparation for version 4.0. Included in this release is a fix for an issue affecting scavenges where Event Store failed to write scavenge status updates to the scavenge history stream, which resulted in errors in...


Event Store 3.5.0 Released

Release Notes
Pieter Germishuys,

Event Store 3.5.0 is now released! As we are moving forward from 3.5.0, projections will be the main focus of the releases leading up to version 4.0 (The intended version for projections to be a supported production feature). There have been numerous other improvements and bug fixes. There is also an accompanying update to the .NET Client API and the Embedded Client. These are now in the EventStore NuGet gallery. Event Store Server 3.5.0 release...


Event Store 3.4.0 Released

Release Notes
Pieter Germishuys,

Event Store 3.4.0 is now released! The headline feature is the addition of the HTTP API for “competing consumers”, but there have been numerous other improvements and bug fixes. We have also moved from self hosting our Event Store packages to hosting the packages on packagecloud. There is also an accompanying update to the .NET Client API and the Embedded Client. These are now in the [EventStore NuGet gallery](https://www.nuget.org/profiles/eventstore. The release notes for 3.4.0 are...


Event Store 3.2.0 Released

Release Notes
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Event Store 3.2.0 is now released! The headline feature is support for the “competing consumers” messaging pattern with Persistent Subscriptions, but there have been numerous other improvements. This follows hot on the heels of 3.1.0, which was quietly released a little over three weeks ago, and adds many features, some of which had been on the dev branch (more posts on that over the next week) for a while. This is the first upgrade released...


Event Store 3.0.4 Released

Release Notes
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Event Store 3.0.4 contains a fix for a bug in initial replication of merged transaction file chunks, and numerous fixes in the user interface. It is now available both to users of the open-source product, and to commercial customers. Commercial customers will find the release builds of Event Store 3.0.4 in their download areas. The release notes for Event Store 3.0.3 are below. Event Store Server Fixed a bug which could cause a replica to...


Event Store 3.0.3 Released

Release Notes
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Hot on the heels of Event Store 3.0.2 last week is Event Store 3.0.3, which contains a fix for a problem some users experienced when scavenging databases with large numbers of merged transaction file chunks. There is no immediate need to upgrade for those using 3.0.2, though it’s recommended anyone using any earlier version should upgrade if possible. The release notes for Event Store 3.0.3 are below. Event Store Server Fixed a bug which could...