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authorTom Lane <tgl@sss.pgh.pa.us>2005-04-23 17:22:16 +0000
committerTom Lane <tgl@sss.pgh.pa.us>2005-04-23 17:22:16 +0000
commitc114e166e5eb6d09b7545863f6bee5806e927101 (patch)
tree8ec17f47ce198053c389662419c3ed87e360e235 /src/backend/parser/parse_node.c
parent0975b95bc3e4cbaca3497991665fed49f1fe28fb (diff)
downloadpostgresql-c114e166e5eb6d09b7545863f6bee5806e927101.tar.gz
postgresql-c114e166e5eb6d09b7545863f6bee5806e927101.zip
Define the right-hand input of AT TIME ZONE as a full a_expr instead of
c_expr. Perhaps the restriction was once needed to avoid bison errors, but it seems to work just fine now --- and even generates a slightly smaller state machine. This change allows examples like SELECT '13:45'::timetz AT TIME ZONE '-07:00'::interval; to work without parentheses around the right-hand input.
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