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author	Tom Lane <tgl@sss.pgh.pa.us>
	Sun, 26 Aug 2007 21:44:25 +0000 (21:44 +0000)
committer	Tom Lane <tgl@sss.pgh.pa.us>
	Sun, 26 Aug 2007 21:44:25 +0000 (21:44 +0000)
commit	67bf7b919eddf9bd9ddc9e2d8f2dc7ca3bbfd3a2
tree	84a7cb30a4c4bb3c0058108a1256545f5dc8fe2e	tree \| snapshot
parent	75d5f6fe791439fa925cd3a3b06c97ce2ddd705f	commit \| diff

Make ARRAY(SELECT ...) return an empty array, rather than a NULL, when the
sub-select returns zero rows. Per complaint from Jens Schicke. Since this
is more in the nature of a definition change than a bug, not back-patched.

src/backend/executor/nodeSubplan.c		diff \| blob \| blame \| history
src/backend/optimizer/plan/subselect.c		diff \| blob \| blame \| history
src/include/nodes/primnodes.h		diff \| blob \| blame \| history

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