pgpool-II 4.7.0 Documentation
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# A.75. Release 4.2.3

> Release Date: 2021-05-20

## A.75.1. Bug fixes

- Improve sample scripts. (Bo Peng)

- Fix regression test 018.detach_primary. (Tatsuo Ishii)

- Fix race condition between detach_false_primary and follow_primary_command. (Tatsuo Ishii)

  If detach_false_primary and follow_primary_command are running concurrently, many problem occurred. Typical problem is, no primary node is found at the end.

- Doc: fix description about heartbeat_device. (Tatsuo Ishii)

  It did not mention the parameter can only be used if Pgpool-II started as root.

- Doc: enhance description on enable_consensus_with_half_votes. (Tatsuo Ishii)

- Doc: remove incorrect description about failover_when_quorum_exists. (Tatsuo Ishii)

- Fix broken database/app redirect preference in statement level load balancing mode. (bug 707) (Bo Peng)

- Fix watchdog_setup to create database cluster entity under pgpool0. (Tatsuo Ishii)

- Fix default value of log_directory. (Tatsuo Ishii)

  Patch contributed by KAWAMOTO Masaya.

- Set application name "pgproto" to pgproto. (Tatsuo Ishii)

- Fix pgpool crash when query cache enabled. (bug 700) (Tatsuo Ishii)

  Pgpool-II crashed upon receiving CloseComplete. This only happened in other than streaming and logical replication mode.

- Improve follow_primary.sh sample scripts. (bug 694) (Bo Peng)

  Empty pg_replslot directory of the standby node after running pg_rewind, because pg_replslot directory may be copied from the primary node in old PostgreSQL versions.

- Fix that query cache is not created in other than streaming and logical replication mode. (Tatsuo Ishii)

- Fix pgpool_setup so that it fail back to full restore if failed in restarting. (Tatsuo Ishii)

- Fix hang with asyncpg. (Tatsuo Ishii)

- Enhance debug message upon receiving startup packet. (Tatsuo Ishii)

- Doc: enhance documentation. (Tatsuo Ishii, Bo Peng)

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