Pgpool Global Development Group is pleased to announce the availability of Pgpool-II 4.5.0. This is the first stable release of Pgpool-II 4.5.x.

Pgpool-II is a tool to add useful features to PostgreSQL, including:

• connection pooling
• load balancing
• automatic fail over and more.

For more information, please see the website.

V4.5 contains new features and enhancements, including:

• Allow to use more kind of multiple statements in a query string.
• Allow to load balance PREPARE/EXECUTE/DEALLOCATE.
• Allow to set delay_threshold_by_time in milliseconds.
• Avoid session disconnection issue in failover/failback/backend error in some cases.
• Allow to route queries to a specific backend node for a specific user connection.
• Support multiple directories specification for pcp_socket_dir.
• Import PostgreSQL 16's SQL parser.

You can download it from here.

Please take a look at release notes.