Thread: pgsql: psql: Reduce compatibility warning

psql: Reduce compatibility warning

Only warn when connecting to a newer server, since connecting to older
servers works pretty well nowadays.  Also update the documentation a
little about current psql/server compatibility expectations.

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/5cad02452457d7f6f29404411dfe13e6fe8accb7

Modified Files
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doc/src/sgml/ref/psql-ref.sgml |   26 ++++++++++++++++++--------
src/bin/psql/command.c         |    4 ++--
2 files changed, 20 insertions(+), 10 deletions(-)