---
title: Pre-release Archive Release Notes
description: Release notes for the 3.0 Alpha & Beta Releases
pubDate: 2026-08-17T09:53:44.266Z
antora:
  editUrl: https://github.com/couchbase/docs-sdk-nodejs/edit/temp/4.7/modules/project-docs/pages/3.0-pre-release-notes.adoc
  xref: xref:nodejs-sdk:project-docs:3.0-pre-release-notes.adoc[]
---

[Consult the llms.txt file for a full list of contents](/llms.txt)
[View original HTML](/nodejs-sdk/current/project-docs/3.0-pre-release-notes.html)

# Pre-release Archive Release Notes

> Release notes for the 3.0 Alpha & Beta Releases 

In the run-up to the SDK 3.0 AP releases, several αλφα and βετα releases were made. Their release notes are maintained here for archive purposes. The 3.0 series release notes proper can be found [here](sdk-release-notes.md), along with install instructions for all supported platforms. Please note that none of the pre-releases listed below are supported; all _supported_ (GA) releases can be found [here](sdk-release-notes.md).

> [!WARNING]
> These are the pre-release α & β Release Notes maintained purely for archive and information purposes. These releases are unsupported. Supported (GA) releases can be found [on the general 3.0 Release Notes page](sdk-release-notes.md).

## [](#version-3-0-0-beta-1-oct-3-2019)Version 3.0.0-beta.1 (Oct 3 2019)

```bash
$ npm install couchbase@3.0.0-beta.1
```

[API Reference](https://docs.couchbase.com/sdk-api/couchbase-node-client-3.0.0-beta.1/)

### [](#new-features)New Features

* Updated to 3.0.0-beta.1 release of libcouchbase.
* Added support for checking the existence of a document.
* Added support for per-operation transcoders.
* Implemented data-structures support.
* Implemented bucket management APIs.
* Implemented full view management APIs.
* Implemented diagnostics APIs
* Implemented debug-based logging.
* Added contextual details to errors returned from the library.

### [](#fixed-issues)Fixed Issues

* Updated all dependencies based on security audit.
* Improved connection management.
* Adjusted geospatial coordinate ordering to lon/lat rather than lat/lon.
* Fixed bugs causing sub-document operations to sometimes fail.
* Fixed issues causing unreliable query service error types.
* Removed support for spatial views.

## [](#version-3-0-0-alpha-1-may-2-2019)Version 3.0.0-alpha.1 (May 2 2019)

This is the first pre-release of the third generation Node.js SDK and a complete rewrite over the 2.x series. As such, there are no release notes for this first alpha release.