[pgpool-committers: 6885] pgpool: Doc: clarify what the command actual does.

[Tatsuo Ishii]

Doc: clarify what the command actual does.

Discussion: https://www.pgpool.net/pipermail/pgpool-hackers/2020-July/003744.html
Reviewed-by: Bo Peng

Branch
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V4_0_STABLE

Details
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https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=e071e53429322258e3b3148246128325ae6b36d6

Modified Files
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doc.ja/src/sgml/ref/pcp_promote_node.sgml | 36 +++++++++++++++++++++++----
doc/src/sgml/ref/pcp_promote_node.sgml    | 41 +++++++++++++++++++++++++++++++
2 files changed, 72 insertions(+), 5 deletions(-)