[pgpool-committers: 5735] pgpool: Add general description about failover.

[Tatsuo Ishii]

Add general description about failover.

Branch
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master

Details
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https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=e6a908636abbcba3e6c0f32d05fee354583e5adf

Modified Files
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doc.ja/src/sgml/failover.sgml | 52 ++++++++++++++++++++++++-
doc/src/sgml/failover.sgml    | 90 +++++++++++++++++++++++++++++++++++++++++++
2 files changed, 141 insertions(+), 1 deletion(-)