# Release 312

DevFeed: [Release 312](<https://devfeed.tech/articles/release-312-8618.md>)

Original publisher: [Read original article](<https://trino.io/blog/2019/05/29/release-312.html>)

Published: 2019-05-29T00:00:00Z

Content type: release

Language: en

Sources: [Trino Blog](<https://devfeed.tech/sources/trino-blog.md>)

Topics: [releases](<https://devfeed.tech/topics/releases.md>)

Tags: [apache](<https://devfeed.tech/tags/apache.md>), [bug](<https://devfeed.tech/tags/bug.md>), [mysql](<https://devfeed.tech/tags/mysql.md>), [optimization](<https://devfeed.tech/tags/optimization.md>), [performance](<https://devfeed.tech/tags/performance.md>), [phoenix](<https://devfeed.tech/tags/phoenix.md>), [postgresql](<https://devfeed.tech/tags/postgresql.md>), [release](<https://devfeed.tech/tags/release.md>), [release-notes](<https://devfeed.tech/tags/release-notes.md>), [support](<https://devfeed.tech/tags/support.md>)

## AI overview

Release 312 adds performance improvements, UUID support, an Apache Phoenix connector, expanded PostgreSQL and MySQL data-type support, Hive bucketed-table improvements, and bug fixes.

## Source excerpt

This version has many performance improvements (including cast optimization), a new UUID data type and uuid() function, a new Apache Phoenix connector, support for the PostgreSQL TIMESTAMP WITH TIME ZONE data type, support for the MySQL JSON data type, improved support for Hive bucketed tables, and some bug fixes. Release notes Download