Extend GIN to support partial-match searches, and extend tsquery to support

Tom Lane <tgl@sss.pgh.pa.us>

Commit: e6dbcb72fafa4031c73cc914e829a6dec96ab6b6

Author: Tom Lane <tgl@sss.pgh.pa.us>

Date: 2008-05-16T16:31:02Z

Extend GIN to support partial-match searches, and extend tsquery to support
prefix matching using this facility.

Teodor Sigaev and Oleg Bartunov

Files

Path	Change	+/−
doc/src/sgml/datatype.sgml	modified	+20 −8
doc/src/sgml/gin.sgml	modified	+95 −18
doc/src/sgml/textsearch.sgml	modified	+17 −2
doc/src/sgml/xindex.sgml	modified	+8 −1
src/backend/access/gin/ginget.c	modified	+339 −9
src/backend/access/gin/ginscan.c	modified	+29 −13
src/backend/access/gin/ginutil.c	modified	+17 −1
src/backend/optimizer/path/indxpath.c	modified	+47 −30
src/backend/tsearch/to_tsany.c	modified	+17 −17
src/backend/tsearch/ts_parse.c	modified	+4 −3
src/backend/utils/adt/tsginidx.c	modified	+53 −4
src/backend/utils/adt/tsgistidx.c	modified	+12 −1
src/backend/utils/adt/tsquery.c	modified	+34 −14
src/backend/utils/adt/tsquery_util.c	modified	+2 −5
src/backend/utils/adt/tsrank.c	modified	+159 −127
src/backend/utils/adt/tsvector.c	modified	+4 −9
src/backend/utils/adt/tsvector_op.c	modified	+160 −207
src/include/access/gin.h	modified	+14 −2
src/include/catalog/catversion.h	modified	+2 −2
src/include/catalog/pg_am.h	modified	+2 −2
src/include/catalog/pg_amproc.h	modified	+3 −2
src/include/catalog/pg_proc.h	modified	+7 −3
src/include/tsearch/ts_public.h	modified	+2 −1
src/include/tsearch/ts_type.h	modified	+2 −1
src/include/tsearch/ts_utils.h	modified	+9 −4
src/test/regress/expected/opr_sanity.out	modified	+28 −1
src/test/regress/expected/tsdicts.out	modified	+5 −5
src/test/regress/expected/tsearch.out	modified	+21 −3
src/test/regress/expected/tstypes.out	modified	+121 −7
src/test/regress/sql/opr_sanity.sql	modified	+23 −1
src/test/regress/sql/tsearch.sql	modified	+3 −0
src/test/regress/sql/tstypes.sql	modified	+20 −0