Thread: pgsql: Document that plpgsql upsert example can fail if insert triggers

Document that plpgsql upsert example can fail if insert triggers return
unique exception, or if not used in read committed transaction mode.

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/f87712d208f7dbe447cd27e92a99f49fd19afe94

Modified Files
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doc/src/sgml/plpgsql.sgml |    7 +++++--
1 files changed, 5 insertions(+), 2 deletions(-)