PostgreSQL 16 released

Version 16
of the PostgreSQL database manager has been released.

PostgreSQL 16 contains many new features and enhancements, including:

Allow parallelization of FULL and internal right OUTER hash joins

Allow logical replication from standby servers

Allow logical replication subscribers to apply large transactions in parallel

Allow monitoring of I/O statistics using the new pg_stat_io view

Add SQL/JSON constructors and identity functions

Improve performance of vacuum freezing

Add support for regular expression matching of user and database
names in pg_hba.conf, and user names in pg_ident.conf