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author	Tom Lane <tgl@sss.pgh.pa.us>
	Tue, 1 Jul 2003 19:10:53 +0000 (19:10 +0000)
committer	Tom Lane <tgl@sss.pgh.pa.us>
	Tue, 1 Jul 2003 19:10:53 +0000 (19:10 +0000)
commit	e3b1b6c0cdc1ceda26053573af1da4f35ee8566d
tree	9a4c13b8dde0b73cc78b418ba6beee6ef2ebc01a	tree \| snapshot
parent	02b5d8e37195bc2432df37d248566506371f1c81	commit \| diff

Aggregates can be polymorphic, using polymorphic implementation functions.
It also works to create a non-polymorphic aggregate from polymorphic
functions, should you want to do that. Regression test added, docs still
lacking. By Joe Conway, with some kibitzing from Tom Lane.

15 files changed:

src/backend/catalog/pg_aggregate.c		diff \| blob \| blame \| history
src/backend/commands/aggregatecmds.c		diff \| blob \| blame \| history
src/backend/executor/nodeAgg.c		diff \| blob \| blame \| history
src/backend/nodes/makefuncs.c		diff \| blob \| blame \| history
src/backend/parser/parse_agg.c		diff \| blob \| blame \| history
src/backend/parser/parse_coerce.c		diff \| blob \| blame \| history
src/backend/utils/cache/lsyscache.c		diff \| blob \| blame \| history
src/include/nodes/makefuncs.h		diff \| blob \| blame \| history
src/include/parser/parse_agg.h		diff \| blob \| blame \| history
src/include/parser/parse_coerce.h		diff \| blob \| blame \| history
src/include/utils/lsyscache.h		diff \| blob \| blame \| history
src/test/regress/expected/polymorphism.out	[new file with mode: 0644]	blob
src/test/regress/parallel_schedule		diff \| blob \| blame \| history
src/test/regress/serial_schedule		diff \| blob \| blame \| history
src/test/regress/sql/polymorphism.sql	[new file with mode: 0644]	blob

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