9 commits

Author	SHA1	Message	Date
Teodor Sigaev	0645663e6c	New features for tsearch2: ... 1 Comparison operation for tsquery 2 Btree index on tsquery 3 numnode(tsquery) - returns 'length' of tsquery 4 tsquery @ tsquery, tsquery ~ tsquery - contains, contained for tsquery. Note: They don't gurantee exact result, only MAY BE, so it useful only for speed up rewrite functions 5 GiST index support for @,~ 6 rewrite(): select rewrite(orig, what, to); select rewrite(ARRAY[orig, what, to]) from tsquery_table; select rewrite(orig, 'select what, to from tsquery_table;'); 7 significantly improve cover algorithm	2005-11-08 17:08:46 +00:00
Bruce Momjian	bb3cce4ec9	Add E'' syntax so eventually normal strings can treat backslashes ... literally. Add GUC variables: "escape_string_warning" - warn about backslashes in non-E strings "escape_string_syntax" - supports E'' syntax? "standard_compliant_strings" - treats backslashes literally in '' Update code to use E'' when escapes are used.	2005-06-26 03:04:37 +00:00
Teodor Sigaev	bb89237531	1 Eliminate duplicate field HLWORD->skip ... 2 Rework support for html tags in parser 3 add HighlightAll to headline function for generating highlighted whole text with saved html tags	2004-06-28 16:19:09 +00:00
Teodor Sigaev	09bc52fe73	Fix stupid bug in installcheck	2004-06-23 09:43:43 +00:00
Teodor Sigaev	a6ea6457fa	Stat function now can show statistics per weight of lexemes	2004-05-28 15:36:49 +00:00
Teodor Sigaev	eebdfcdbe6	1 Minimize memory allocation for void (but not null) value. ... 2 Add silly ordering for ts_vector to aim grouping, union, except etc. Don't use BTree opclass (tsvector_ops).	2004-03-25 16:56:10 +00:00
Teodor Sigaev	61366a9503	More accuracy works with stopwords in queries	2003-08-28 12:23:24 +00:00
Teodor Sigaev	dd2870f76f	Add ts_debug function for debugging configurations	2003-08-06 09:19:21 +00:00
Teodor Sigaev	b88605337e	tsearch2 module	2003-07-21 10:27:44 +00:00