[pgpool-committers: 6811] pgpool: Allow to use snapshot isolation mode with extended query protoc

[Tatsuo Ishii]

Allow to use snapshot isolation mode with extended query protocol.

Also 030 regression test now tests extended query case by using
pgbench -M extended as well.

Branch
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master

Details
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https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=d8f5c20d619d6f7ad25d6a99c54cffc9a425ec21

Modified Files
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src/protocol/pool_proto_modules.c                  | 108 +++++++++++++++------
.../tests/030.snapshot_isolation/test.sh           |  37 ++++++-
2 files changed, 113 insertions(+), 32 deletions(-)