Обсуждение: pgsql: Improve sepgsql and SECURITY LABEL documentation.

Improve sepgsql and SECURITY LABEL documentation.

KaiGai Kohei, based on feedback from Yeb Havinga, with some
corrections by me.

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/d79a601fd9ec59772395d16b33fe79296021a350

Modified Files
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doc/src/sgml/ref/security_label.sgml |    8 ++++++++
doc/src/sgml/sepgsql.sgml            |   28 ++++++++++++++++++++++++----
2 files changed, 32 insertions(+), 4 deletions(-)