1
/* Copyright (C) 2000-2003 MySQL AB
3
This program is free software; you can redistribute it and/or modify
4
it under the terms of the GNU General Public License as published by
5
the Free Software Foundation; version 2 of the License.
7
This program is distributed in the hope that it will be useful,
8
but WITHOUT ANY WARRANTY; without even the implied warranty of
9
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10
GNU General Public License for more details.
12
You should have received a copy of the GNU General Public License
13
along with this program; if not, write to the Free Software
14
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
16
/* Written by Sergei A. Golubchik, who has a shared copyright to this code */
18
/* some definitions for full-text indices */
20
/* #include "myisam.h" */
28
#define HA_FT_MAXBYTELEN 254
29
#define HA_FT_MAXCHARLEN (HA_FT_MAXBYTELEN/3)
31
typedef struct st_ft_info FT_INFO;
34
int (*read_next)(FT_INFO *, char *);
35
float (*find_relevance)(FT_INFO *, uchar *, uint);
36
void (*close_search)(FT_INFO *);
37
float (*get_relevance)(FT_INFO *);
38
void (*reinit_search)(FT_INFO *);
44
struct _ft_vft *please; /* INTERCAL style :-) */
48
extern const char *ft_stopword_file;
49
extern const char *ft_precompiled_stopwords[];
51
extern ulong ft_min_word_len;
52
extern ulong ft_max_word_len;
53
extern ulong ft_query_expansion_limit;
54
extern char ft_boolean_syntax[15];
55
extern struct st_mysql_ftparser ft_default_parser;
57
int ft_init_stopwords(void);
58
void ft_free_stopwords(void);
63
#define FT_EXPAND 4 /* query expansion */
65
FT_INFO *ft_init_search(uint,void *, uint, uchar *, uint,CHARSET_INFO *, uchar *);
66
my_bool ft_boolean_check_syntax_string(const uchar *);