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query expansion for fulltext search

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myisam/ft_boolean_search.c:
  assert.h and queues.h moved to ftdefs.h
myisam/ft_parser.c:
  ft_parse() with alloc
myisam/ft_static.c:
  api changes, ft_max_word_len_for_sort variable removed
myisam/ft_update.c:
  ft_parse() with alloc
myisam/ftdefs.h:
  variable ft_max_word_len_for_sort -> define FT_MAX_WORD_LEN_FOR_SORT
  api changes, ft_max_word_len_for_sort variable removed
  ft_parse() with alloc
myisam/mi_check.c:
  variable ft_max_word_len_for_sort -> define FT_MAX_WORD_LEN_FOR_SORT
myisam/myisamchk.c:
  ft_max_word_len_for_sort removed
mysql-test/r/fulltext.result:
  query expansion tests
mysql-test/r/fulltext_var.result:
  ft_max_word_len_for_sort removed
mysql-test/t/fulltext.test:
  query expansion tests
sql/ha_myisam.h:
  ft api changes for query expansion
sql/mysqld.cc:
  ft_max_word_len_for_sort removed
  ft_query_expansion_limit added
sql/set_var.cc:
  ft_max_word_len_for_sort removed
  ft_query_expansion_limit added
sql/sql_yacc.yy:
  EXPANSION added to keyword: rule
This commit is contained in:
unknown
2003-10-23 15:21:06 +02:00
parent fd85cc84e4
commit aa98f58bae
16 changed files with 112 additions and 61 deletions
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14
myisam/ftdefs.h
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@ -21,11 +21,15 @@
#include "fulltext.h"
#include <m_ctype.h>
#include <my_tree.h>
#include <queues.h>
#include <assert.h>
#define true_word_char(s,X) (my_isalnum(s,X) || (X)=='_')
#define misc_word_char(X) ((X)=='\'')
#define word_char(s,X) (true_word_char(s,X) || misc_word_char(X))
#define FT_MAX_WORD_LEN_FOR_SORT 20
#define COMPILE_STOPWORDS_IN
/* Interested readers may consult SMART
@ -122,13 +126,15 @@ void _mi_ft_segiterator_dummy_init(const byte *, uint, FT_SEG_ITERATOR *);
uint _mi_ft_segiterator(FT_SEG_ITERATOR *);
void ft_parse_init(TREE *, CHARSET_INFO *);
int ft_parse(TREE *, byte *, int);
int ft_parse(TREE *, byte *, int, my_bool);
FT_WORD * ft_linearize(TREE *);
FT_WORD * _mi_ft_parserecord(MI_INFO *, uint, const byte *);
uint _mi_ft_parse(TREE *parsed, MI_INFO *info, uint keynr, const byte *record);
uint _mi_ft_parse(TREE *, MI_INFO *, uint, const byte *, my_bool);
FT_INFO *ft_init_nlq_search(MI_INFO *, uint, byte *, uint, uint, byte *);
FT_INFO *ft_init_boolean_search(MI_INFO *, uint, byte *, uint);
extern const struct _ft_vft _ft_vft_nlq;
FT_INFO *ft_init_nlq_search(MI_INFO *, uint, byte *, uint, uint);
int ft_nlq_read_next(FT_INFO *, char *);
float ft_nlq_find_relevance(FT_INFO *, byte *, uint);
void ft_nlq_close_search(FT_INFO *);
@ -137,10 +143,10 @@ my_off_t ft_nlq_get_docid(FT_INFO *);
void ft_nlq_reinit_search(FT_INFO *);
extern const struct _ft_vft _ft_vft_boolean;
FT_INFO *ft_init_boolean_search(MI_INFO *, uint, byte *, uint, uint);
int ft_boolean_read_next(FT_INFO *, char *);
float ft_boolean_find_relevance(FT_INFO *, byte *, uint);
void ft_boolean_close_search(FT_INFO *);
float ft_boolean_get_relevance(FT_INFO *);
my_off_t ft_boolean_get_docid(FT_INFO *);
void ft_boolean_reinit_search(FT_INFO *);