> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/release-notes/connectors/node.js/2.x/2.3.0.md).

# Connector/Node.js 2.3.0 Release Notes

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<p align="center">The most recent release of <a href="/spaces/CjGYMsT2MVP4nd3IyW2L/pages/WmpaptiE3kKy2mNO6ps0">MariaDB Connector/Node.js</a> is: <a href="/pages/wwViqXFWujnwjjonCYzb"><strong>3.5.4</strong></a></p>

<p align="center"><a href="https://mariadb.com/downloads/connectors/connectors-data-access/nodejs-connector" class="button primary">Download Connector/Node.js 3.5.4</a></p>
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[Download](https://mariadb.com/downloads/#connectors) | [Release Notes](/docs/release-notes/connectors/node.js/2.x/2.3.0.md) | [Changelog](/docs/release-notes/connectors/node.js/changelogs/2.x/2.3.0.md) | [Connector/Node.js Overview](/docs/connectors/mariadb-connector-nodejs/mariadb-connector-node-js-guide.md)

**Release date:** 20 Mar 2020

MariaDB Connector/Node.js 2.3.0 is a [***Stable***](/docs/release-notes/community-server/about/release-criteria.md) ***(GA)*** release.

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**For an overview of MariaDB Connector/Node.js see the** [**About MariaDB Connector/Node.js**](/docs/connectors/mariadb-connector-nodejs/mariadb-connector-node-js-guide.md) **page**
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2.3.0 has been deprecated to 2.3.1: changing new connection option `timeout` to `queryTimeout` to avoid any confusion.

* [CONJS-127](https://jira.mariadb.org/browse/CONJS-127) - Resultset with same identifier skip data. Now an error will be thrown.
* [CONJS-126](https://jira.mariadb.org/browse/CONJS-126) - permit setting session query timeout per option
* [CONJS-124](https://jira.mariadb.org/browse/CONJS-124) - Force connection.escapeId to emit backtick #101
* [CONJS-123](https://jira.mariadb.org/browse/CONJS-123) - exporting SqlError class to permit instanceOf checks #100
* [CONJS-122](https://jira.mariadb.org/browse/CONJS-122) - fix undefined localTz with timezone: 'Z' issue #92
* [CONJS-121](https://jira.mariadb.org/browse/CONJS-121) - Connection.escapeId must always quote value to permit reserved words

misc:

* appveyor testing server version upgrade
* better debug logging trace format
* correct ssl test

## Changelog

For a complete list of changes made in this release, with links to detailed information on each push, see the [changelog](/docs/release-notes/connectors/node.js/changelogs/2.x/2.3.0.md).

<sub>*This page is: Copyright © 2026 MariaDB. All rights reserved.*</sub>

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