VMware Postgres v13.4 Release Notes

This document describes features, fixes, and known issues in VMware Postgres v13.3.0.

Software Component Versions

VMware Postgres Version Component Component Version
13.4.0 PostgreSQL 13.4
pgBackRest 2.34
pg_auto_failover 1.5.2
Clients psqlODBC 13.01.0000
pgjdbc 42.2.23
Extensions PL/Java 1.5.7
PL/R 8.4.2
Orafce 3.15.1
PostGIS with
geos (v3.8.1),
proj (v4.9.3), gdal (v2.4.4)
Connection Pooler pgbouncer 1.16.0


  • VMware Postgres 13.4.0 updates the PostgreSQL database version to 13.4. Postgres version 13.4 fixes one important issue:

    • CVE-2021-3677: Fix mis-planning of repeated application of a projection step

    Version 13.4 also includes numerous bug fixes and improvements, as highlighted in Release Notes.

  • This release supports upgrades from previous major versions to 13.4. For more details, see Upgrading VMware Postgres.

  • VMware Postgres 13.4.0 includes pgbouncer version 1.16.0, that provides connection pooling, efficient handling of connections, and internal failover for Postgres instances. For more information, see the pgbouncer documentation.

  • VMware Postgres 13.4.0 updates pg_auto_failover to 1.5.2.

  • VMware Postgres 13.4.0 updates pgBackRest to 2.34.

  • This release updates Orafce to 3.15.1, PL/R to 8.4.2, and PostGIS to 3.1.2.

  • This release updates JDBC to 42.2.23, and ODBC to 13.01.0000.


  • VMware postgres 13.4 introduces some RPM packaging changes. The location of the installed files on disk has changed from /usr to /opt/vmware/postgres/13, and the names of the installed packages have changed from vmware-postgres to vmware-postgres13. For details on the new upgrade process, see Upgrading from a VMware Postgres Minor Version to a Newer Minor Version.

Upgrading to VMware Postgres 13.4

See Upgrading VMware Postgres for information about the RPM package contents and upgrade instructions.

Known Issues and Limitations

  • 773 - A failover scenario causes files in the data directory to to be overwritten. Any files that you do not want overwritten should be stored outside the data directory. Such files include SSL certificates, keys, or different configuration files for primary and mirrors.
  • PostGIS users cannot upgrade to Postgres 13.x from a previous major release.
  • VMware does not support using the deprecated XML2 module.
  • All software components in this release, including the client ODBC and JDBC drivers, are supported only on Red Hat Enterprise Linux (RHEL) version 7 and CentOS 7 systems.