A.220. Release 3.4.20

Change pgpool.spec file to install extension to DB server which supports LLVM JIT. (Bo Peng)

Test: Add regression test for SSL connection. (Tatsuo Ishii)

Test: Add definition of PGLIB in regress.sh. (Bo Peng)

Patch provided by Jesper Pedersen.

Fix typo in child_max_connections description of SHOW POOL_STATUS output. (Tatsuo Ishii)

Patch provided by Phil Ramirez.

Fix segmentation fault when error query and Sync message are sent in native replication mode. (bug 434) (Takuma Hoshiai)

In native replication mode, segmentation fault occurs when Sync messages is sent just after a query error.

Fix syntax error when queries including time functions and IN (SELECT ...) in WHERE clause in native replication mode. (bug 433) (Bo Peng)

In native replication mode, queries including time functions (e.g. now(), CURRENT_TIMESTAMP etc.) are rewritten to a timestamp constant value. However, Pgpool-II doesn't support queries including time functions and IN (SELECT ...) in WHERE clause.

Fix memory leak in trigger_failover_command(). (Tatsuo Ishii)

Fix memory leak when memory_cache_enabled = on and write SQLs are sent. (Bo Peng)

In a explicit transaction, the SELECT results are cached in temporary buffer. If a write SQL is sent which modifies the table, the temporary buffer should be reset.

Test: Fix occasional failure in regression 065.bug152. (Tatsuo Ishii)

Add missing pgpool_recovery--1.0--1.1.sql file to update pgpool_recovery() function version to 1.1. (Bo Peng) Add missing pgpool_recovery--1.0--1.1.sql file to update pgpool_recovery() function version to 1.1. (Bo Peng)

Do not update pool_passwd if the password length is incorrect. (bug 419) (Takuma Hoshiai, Tatsuo Ishii)

For Pgpool-II 3.7 or before, the password stored in pool_passwd is MD5 password only. So check the correctness of pool_passwd by scanning entire file.

Test: Update clean.sh which clean up regression test results. (Bo Peng)

Patch provided by Jesper Pedersen.

Add .gitignore files. (Bo Peng)

Patch provided by Jesper Pedersen.

Fix segfault when node 0 is in down status in case of both health check and failover_on_backend_error are disabled. (Tatsuo Ishii)