Обсуждение: pgsql: Make exact distance match for FTS phrase operator

Make exact distance match for FTS phrase operator

Phrase operator now requires exact distance betweens lexems instead of
less-or-equal.

Per discussion c19fcfec308e6ccd952cdde9e648b505@mail.gmail.com

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/028350f619f7688e0453fcd2c4b25abe9ba30fa7

Modified Files
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doc/src/sgml/textsearch.sgml          |  6 ++--
src/backend/utils/adt/tsvector_op.c   | 67 ++++++++++++++++++++---------------
src/test/regress/expected/tstypes.out | 32 ++++++++++-------
src/test/regress/sql/tstypes.sql      |  7 ++--
4 files changed, 64 insertions(+), 48 deletions(-)