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Add prefix operator for TEXT type.
The prefix operator along with SP-GiST indexes can be used as an alternative for LIKE 'word%' commands and it doesn't have a limitation of string/prefix length as B-Tree has. Bump catalog version Author: Ildus Kurbangaliev with some editorization by me Review by: Arthur Zakirov, Alexander Korotkov, and me Discussion: https://www.postgresql.org/message-id/flat/20180202180327.222b04b3@wp.localdomain
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- doc/src/sgml/func.sgml 21 additions, 0 deletionsdoc/src/sgml/func.sgml
- doc/src/sgml/spgist.sgml 1 addition, 0 deletionsdoc/src/sgml/spgist.sgml
- src/backend/access/spgist/spgtextproc.c 39 additions, 4 deletionssrc/backend/access/spgist/spgtextproc.c
- src/backend/utils/adt/selfuncs.c 33 additions, 0 deletionssrc/backend/utils/adt/selfuncs.c
- src/backend/utils/adt/varlena.c 28 additions, 0 deletionssrc/backend/utils/adt/varlena.c
- src/include/access/stratnum.h 2 additions, 1 deletionsrc/include/access/stratnum.h
- src/include/catalog/catversion.h 1 addition, 1 deletionsrc/include/catalog/catversion.h
- src/include/catalog/pg_amop.h 1 addition, 0 deletionssrc/include/catalog/pg_amop.h
- src/include/catalog/pg_operator.h 2 additions, 0 deletionssrc/include/catalog/pg_operator.h
- src/include/catalog/pg_proc.h 5 additions, 0 deletionssrc/include/catalog/pg_proc.h
- src/include/utils/selfuncs.h 5 additions, 2 deletionssrc/include/utils/selfuncs.h
- src/test/regress/expected/create_index.out 38 additions, 0 deletionssrc/test/regress/expected/create_index.out
- src/test/regress/expected/opr_sanity.out 3 additions, 1 deletionsrc/test/regress/expected/opr_sanity.out
- src/test/regress/sql/create_index.sql 10 additions, 0 deletionssrc/test/regress/sql/create_index.sql
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