Make a no-op ALTER EXTENSION UPDATE give just a NOTICE, not ERROR.
This seems a bit more user-friendly.
Branch------master
Details-------http://git.postgresql.org/pg/commitdiff/65076269ea54a8cd6e39f066a208c7d13aceac0a
Modified Files--------------src/backend/commands/extension.c | 22 +++++++++++++++++-----1 files changed, 17 insertions(+), 5 deletions(-)
