Обсуждение: pgsql: doc: adjust UPDATE/DELETE's FROM/USING to match SELECT's FROM

doc: adjust UPDATE/DELETE's FROM/USING to match SELECT's FROM

Previously the syntax and wording were unclear.

Reported-by: Alexey Bashtanov

Discussion: https://postgr.es/m/968d4724-8e58-788f-7c45-f7b1813824cc@imap.cc

Backpatch-through: 9.5

Branch
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REL9_5_STABLE

Details
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https://git.postgresql.org/pg/commitdiff/a91e8e13261d05a3a64bfa3e439790d6e788f5dd

Modified Files
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doc/src/sgml/ref/delete.sgml | 20 ++++++++++----------
doc/src/sgml/ref/update.sgml | 22 +++++++++++-----------
2 files changed, 21 insertions(+), 21 deletions(-)