A.221. Release 3.4.25

Import some of memory manager debug facilities from PostgreSQL. (Tatsuo Ishii)

Use pg_get_expr() instead of pg_attrdef.adsrc to support for PostgreSQL 12. (Bo Peng)

Enhance shutdown script of pgpool_setup. (Tatsuo Ishii)

• Make shutdownall to wait for completion of shutdown of Pgpool-II.

• If environment variable CHECK_TIME_WAIT is set to true, use netstat command to confirm usage of the TCP/IP port while executing shutdown script.

Deal pgpool_adm extension with PostgreSQL 12. (Tatsuo Ishii)

Fix pgpool_setup to produce correct follow master command. (Tatsuo Ishii)

Fix query cache module so that it checks oid array's bound. (Tatsuo Ishii)

Fix off-by-one error in query cache module. (Tatsuo Ishii)

Fix segfault when samenet is specified in pool_hba.conf. (Tatsuo Ishii)

Discussion: [pgpool-general: 6601].

Fix to deal with backslashes according to the config of standard_conforming_strings in native replication mode. (bug 467) (Bo Peng)

Fix memory leaks. (Tatsuo Ishii)