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(parent: eb27374) | patch

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	df0ea5a1cdc9b5a8ed172124818d42a9d33bc971
tree	12735480ffa5e81096917aef28f1f763f30f8869	tree
parent	eb273743ed741e5c8216dd91955612a94fd7022d	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

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