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author	Tom Lane <tgl@sss.pgh.pa.us>
	Wed, 31 Dec 2008 23:42:56 +0000 (23:42 +0000)
committer	Tom Lane <tgl@sss.pgh.pa.us>
	Wed, 31 Dec 2008 23:42:56 +0000 (23:42 +0000)
commit	431092f5a04e0756ed43339945e9786713791074
tree	ad053b93042d7e123a373668ffa4bdcc353d2652	tree
parent	662fb67cbae01a820a43839e2ff9ebdac75a68ee	commit \| diff

Throw error if a <window definition> references a window that already has a
frame clause, as appears to be required by the fine print in the SQL spec.
Per discussion with Pavel, not doing so risks user confusion.

doc/src/sgml/ref/select.sgml		diff \| blob \| blame \| history
doc/src/sgml/syntax.sgml		diff \| blob \| blame \| history
src/backend/parser/parse_clause.c		diff \| blob \| blame \| history

Simon's dev repository

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