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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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10
sql/mysqld.cc
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@ -3568,7 +3568,7 @@ enum options_mysqld
OPT_CONNECT_TIMEOUT, OPT_DELAYED_INSERT_TIMEOUT,
OPT_DELAYED_INSERT_LIMIT, OPT_DELAYED_QUEUE_SIZE,
OPT_FLUSH_TIME, OPT_FT_MIN_WORD_LEN,
OPT_FT_MAX_WORD_LEN, OPT_FT_MAX_WORD_LEN_FOR_SORT, OPT_FT_STOPWORD_FILE,
OPT_FT_MAX_WORD_LEN, OPT_FT_QUERY_EXPANSION_LIMIT, OPT_FT_STOPWORD_FILE,
OPT_INTERACTIVE_TIMEOUT, OPT_JOIN_BUFF_SIZE,
OPT_KEY_BUFFER_SIZE, OPT_LONG_QUERY_TIME,
OPT_LOWER_CASE_TABLE_NAMES, OPT_MAX_ALLOWED_PACKET,
@ -4210,10 +4210,10 @@ replicating a LOAD DATA INFILE command.",
"The maximum length of the word to be included in a FULLTEXT index. Note: FULLTEXT indexes must be rebuilt after changing this variable.",
(gptr*) &ft_max_word_len, (gptr*) &ft_max_word_len, 0, GET_ULONG,
REQUIRED_ARG, HA_FT_MAXLEN, 10, HA_FT_MAXLEN, 0, 1, 0},
{ "ft_max_word_len_for_sort", OPT_FT_MAX_WORD_LEN_FOR_SORT,
"The maximum length of the word for repair_by_sorting. Longer words are included the slow way. The lower this value, the more words will be put in one sort bucket.",
(gptr*) &ft_max_word_len_for_sort, (gptr*) &ft_max_word_len_for_sort, 0, GET_ULONG,
REQUIRED_ARG, 20, 4, HA_FT_MAXLEN, 0, 1, 0},
{ "ft_query_expansion_limit", OPT_FT_QUERY_EXPANSION_LIMIT,
"Number of best matches to use for query expansion",
(gptr*) &ft_query_expansion_limit, (gptr*) &ft_query_expansion_limit, 0, GET_ULONG,
REQUIRED_ARG, 20, 0, 1000, 0, 1, 0},
{ "ft_stopword_file", OPT_FT_STOPWORD_FILE,
"Use stopwords from this file instead of built-in list.",
(gptr*) &ft_stopword_file, (gptr*) &ft_stopword_file, 0, GET_STR,