The first release candidate for PostgreSQL 17 is now available for testing. PostgreSQL 17 has had its fair share of bug fixes since Beta 3. One of the notable fixes was the reversal of the MERGE/SPLIT partition feature. Additionally, there has been a performance improvement in the logical decoding of subtransactions.

PostgreSQL 17 RC1 Released!

The PostgreSQL Global Development Group announces that the first release candidate of PostgreSQL 17 is now available for download. As a release candidate, PostgreSQL 17 RC 1 will be mostly identical to the initial release of PostgreSQL 17, though some more fixes may be applied prior to the general availability of PostgreSQL 17.

The planned date for the general availability of PostgreSQL 17 is September 26, 2024. Please see the "Release Schedule" section for more details.

Upgrading to PostgreSQL 17 RC 1

To upgrade to PostgreSQL 17 RC 1 from earlier versions of PostgreSQL, you will need to use a major version upgrade strategy, e.g. pg_upgrade or pg_dump / pg_restore. For more information, please visit the documentation section on  upgrading:

https://www.postgresql.org/docs/17/upgrading.html

Changes Since 17 Beta 3

Several bug fixes were applied for PostgreSQL 17 during the Beta 3 period. These include:

• Revert the MERGE/SPLIT partition feature.
• Fix for feature that improves performance around logical decoding of subtransactions.

For a detailed list of fixes, please visit the  open items page.

Release Schedule

This is the first release candidate for PostgreSQL 17. Unless an issue is discovered that warrants a delay or to produce an additional release candidate, PostgreSQL 17 should be made generally available on September 26, 2024.

For further information please see the  Beta Testing page.

PostgreSQL 17 RC1 Released!