Pgpool-II 4.2.0 is now released.

Pgpool Global Development Group is pleased to announce the availability of Pgpool-II 4.2.0.

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](https://www.pgpool.net/).

V4.2 contains new features and enhancements, including:

* Some items in the configuration file pgpool.conf are vastly enhanced for easier configuration and administration.
* Implement logging_collector for easier log management.
* Implement log_disconnections to collect disconnection logs.
* Implement pg_enc and pg_md5 to allow to register multiple passwords at once.
* Allow to show statistics of health check by using SHOW POOL_HEALTH_CHECK_STATS command, and also allow to show statistics of issued SQL by using SHOW POOL_BACKEND_STATS command.
* New PCP command pcp_reload_config is added.
* Now it is possible to omit write_function_list and read_only_function_list by looking at system catalog information.
* Add new clustering mode snapshot_isolation_mode which guarantees not only data modifications to multiple PostgreSQL but read consistency.
* Support LDAP authentication between clients and Pgpool-II.
* Add ssl_crl_file and ssl_passphrase_command to SSL configuration.
* Import PostgreSQL 13's SQL parser.

You can download it from [here](https://www.pgpool.net/mediawiki/index.php/Downloads).

Please take a look at [release notes](https://www.pgpool.net/docs/42/en/html/release-4-2-0.html).