[pgpool-committers: 921] pgpool: Fix to clear all the query cache on shared memory when standby

[Yugo Nagata]

Fix to clear all the query cache on shared memory when standby pgpool escalates to active

This is aimed to prevent the new active pgpool from using inconsistent
query cache with the previous active

Branches
--------
feature/watchdog_for_v3_3
master

Details
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http://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=969bb69b1bbd1181a95a4221d69b91ebf5eaa40e

Modified Files
--------------
pool_memqcache.c     |   98 ++++++++++++++++++++++++++++++++++++++++++++++++++
pool_memqcache.h     |    1 +
watchdog/wd_packet.c |   11 ++++++
3 files changed, 110 insertions(+), 0 deletions(-)