]> granicus.if.org Git - postgresql/commit
Fix up text concatenation so that it accepts all the reasonable cases that
authorTom Lane <tgl@sss.pgh.pa.us>
Wed, 6 Jun 2007 23:00:50 +0000 (23:00 +0000)
committerTom Lane <tgl@sss.pgh.pa.us>
Wed, 6 Jun 2007 23:00:50 +0000 (23:00 +0000)
commit2d4db3675fa7a2f4831b755bc98242421901042f
tree5961b42325091b789d0f82073812de57323fa4b1
parent7dab4f75ca60f1c04ed9e7ff9d4ca8d71e572b29
Fix up text concatenation so that it accepts all the reasonable cases that
were accepted by prior Postgres releases.  This takes care of the loose end
left by the preceding patch to downgrade implicit casts-to-text.  To avoid
breaking desirable behavior for array concatenation, introduce a new
polymorphic pseudo-type "anynonarray" --- the added concatenation operators
are actually text || anynonarray and anynonarray || text.
22 files changed:
doc/src/sgml/datatype.sgml
doc/src/sgml/extend.sgml
doc/src/sgml/func.sgml
doc/src/sgml/plpgsql.sgml
doc/src/sgml/xfunc.sgml
src/backend/catalog/pg_proc.c
src/backend/executor/functions.c
src/backend/parser/parse_agg.c
src/backend/parser/parse_coerce.c
src/backend/parser/parse_func.c
src/backend/utils/adt/pseudotypes.c
src/backend/utils/adt/xml.c
src/backend/utils/fmgr/funcapi.c
src/include/catalog/catversion.h
src/include/catalog/pg_operator.h
src/include/catalog/pg_proc.h
src/include/catalog/pg_type.h
src/include/utils/builtins.h
src/include/utils/lsyscache.h
src/pl/plpgsql/src/pl_comp.c
src/test/regress/expected/text.out
src/test/regress/sql/text.sql