[COMMITTERS] pgsql: Clarify documentation - Mailing list pgsql-committers

Clarify documentation

Discussion: https://www.postgresql.org/message-id/flat/20170618071607.GA16418%40nol.local

Branch
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REL_10_STABLE

Details
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https://git.postgresql.org/pg/commitdiff/5ecd7ccbe672a7ca2f3cd7252b28080100016fc2

Modified Files
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doc/src/sgml/ref/insert.sgml | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)