pgsql: Full Text Search support for json and jsonb

Full Text Search support for json and jsonb

The new functions are ts_headline() and to_tsvector.

Dmitry Dolgov, edited and documented by me.

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/e306df7f9cd6b4433273e006df11bdc966b7079e

Modified Files
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doc/src/sgml/func.sgml              |  18 ++++
src/backend/tsearch/to_tsany.c      | 138 ++++++++++++++++++++++++++
src/backend/tsearch/wparser.c       | 190 ++++++++++++++++++++++++++++++++++++
src/include/catalog/pg_proc.h       |  26 +++++
src/include/tsearch/ts_type.h       |   9 ++
src/test/regress/expected/json.out  |  90 +++++++++++++++++
src/test/regress/expected/jsonb.out |  90 +++++++++++++++++
src/test/regress/sql/json.sql       |  26 +++++
src/test/regress/sql/jsonb.sql      |  26 +++++
9 files changed, 613 insertions(+)