[pgpool-committers: 4162] pgpool: Fix starting unnecessary transaction when SET command is issued

[Tatsuo Ishii]

Fix starting unnecessary transaction when SET command is issued.

In streaming replication mode, there's no point to start internal
transaction when SET command is issued. The existing behavior is
harmless but waste of CPU cycle.

Branch
------
V3_5_STABLE

Details
-------
https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=c4a2a4458622cef4b9b017d13dbd320d5fb2e0e6

Modified Files
--------------
src/protocol/pool_proto_modules.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)