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Two-level index structure for FULLTEXT indexes

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myisam/ftdefs.h:
  intermediate cleanup checkin
myisam/mi_create.c:
  intermediate cleanup checkin
myisam/myisamchk.c:
  intermediate cleanup checkin
myisam/ft_parser.c:
  intermediate cleanup checkin
myisam/ft_update.c:
  intermediate cleanup checkin
myisam/mi_update.c:
  intermediate cleanup checkin
mysql-test/r/fulltext.result:
  stopword test
mysql-test/t/fulltext.test:
  stopword test
mysys/mulalloc.c:
  function comments clarified
include/my_handler.h:
  get_key_length_rdonly utility macro
include/myisam.h:
  this kind of hacks bites :)
myisam/ft_dump.c:
  bugfix
myisam/mi_open.c:
  bugfix
myisam/sort.c:
  bugfixing
myisam/mi_rnext.c:
  not a solution at all, but a temporary fix to make
  mi_rnext to work on ft2 index. (only ft_dump uses mi_rnext
  on fulltext indexes for now).
myisam/ft_boolean_search.c:
  ft_sintXkorr, ft_intXstore
myisam/ft_nlq_search.c:
  ft_sintXkorr, ft_intXstore
myisam/fulltext.h:
  ft_sintXkorr, ft_intXstore
myisam/mi_check.c:
  ft_sintXkorr, ft_intXstore
myisam/ft_static.c:
  two-level tree support in wi_write()
myisam/mi_write.c:
  two-level tree support in wi_write()
myisam/myisamdef.h:
  two-level tree support in wi_write()
myisam/mi_delete.c:
  support for ft2 in mi_delete
mysql-test/r/fulltext2.result:
  support for ft2 in mi_delete
mysql-test/t/fulltext2.test:
  support for ft2 in mi_delete
This commit is contained in:
unknown 2003-01-21 19:24:34 +01:00
commit 76078f2c84
25 changed files with 1556 additions and 354 deletions
Download patch file Download diff file Expand all files Collapse all files

25
myisam/myisamdef.h
View file

@ -55,7 +55,8 @@ typedef struct st_mi_state_info
uchar uniques; /* number of UNIQUE definitions */
uchar language; /* Language for indexes */
uchar max_block_size; /* max keyblock size */
uchar not_used[2]; /* To align to 8 */
uchar fulltext_keys;
uchar not_used; /* To align to 8 */
} header;
MI_STATUS_INFO state;
@ -90,7 +91,7 @@ typedef struct st_mi_state_info
} MI_STATE_INFO;
#define MI_STATE_INFO_SIZE (24+14*8+7*4+2*2+8)
#define MI_STATE_KEY_SIZE 8
#define MI_STATE_KEY_SIZE 8
#define MI_STATE_KEYBLOCK_SIZE 8
#define MI_STATE_KEYSEG_SIZE 4
#define MI_STATE_EXTRA_SIZE ((MI_MAX_KEY+MI_MAX_KEY_BLOCK_SIZE)*MI_STATE_KEY_SIZE + MI_MAX_KEY*MI_MAX_KEY_SEG*MI_STATE_KEYSEG_SIZE)
@ -154,6 +155,7 @@ typedef struct st_mi_isam_pack {
typedef struct st_mi_isam_share { /* Shared between opens */
MI_STATE_INFO state;
MI_BASE_INFO base;
MI_KEYDEF ft2_keyinfo; /* Second-level ft-key definition */
MI_KEYDEF *keyinfo; /* Key definitions */
MI_UNIQUEDEF *uniqueinfo; /* unique definitions */
HA_KEYSEG *keyparts; /* key part info */
@ -197,8 +199,7 @@ typedef struct st_mi_isam_share { /* Shared between opens */
global_changed, /* If changed since open */
not_flushed,
temporary,delay_key_write,
concurrent_insert,
fulltext_index;
concurrent_insert;
#ifdef THREAD
THR_LOCK lock;
pthread_mutex_t intern_lock; /* Locking for use with _locking */
@ -229,6 +230,8 @@ struct st_myisam_info {
byte *rec_buff; /* Tempbuff for recordpack */
uchar *int_keypos, /* Save position for next/previous */
*int_maxpos; /* -""- */
uint int_nod_flag; /* -""- */
uint32 int_keytree_version; /* -""- */
int (*read_record)(struct st_myisam_info*, my_off_t, byte*);
invalidator_by_filename invalidator; /* query cache invalidator */
ulong this_unique; /* uniq filenumber or thread */
@ -247,7 +250,6 @@ struct st_myisam_info {
int dfile; /* The datafile */
uint opt_flag; /* Optim. for space/speed */
uint update; /* If file changed since open */
uint int_nod_flag; /* -""- */
int lastinx; /* Last used index */
uint lastkey_length; /* Length of key in lastkey */
uint last_rkey_length; /* Last length in mi_rkey() */
@ -259,7 +261,6 @@ struct st_myisam_info {
uint data_changed; /* Somebody has changed data */
uint save_update; /* When using KEY_READ */
int save_lastinx;
uint32 int_keytree_version; /* -""- */
LIST open_list;
IO_CACHE rec_cache; /* When cacheing records */
myf lock_wait; /* is 0 or MY_DONT_WAIT */
@ -372,6 +373,13 @@ typedef struct st_mi_sort_param
{ length=mi_uint2korr((key)+1)+3; (key)+=3; } \
}
#define get_key_full_length_rdonly(length,key) \
{ if ((uchar) *(key) != 255) \
length= ((uint) (uchar) *((key)))+1; \
else \
{ length=mi_uint2korr((key)+1)+3; } \
}
#define get_pack_length(length) ((length) >= 255 ? 3 : 1)
#define MI_MIN_BLOCK_LENGTH 20 /* Because of delete-link */
@ -395,7 +403,7 @@ typedef struct st_mi_sort_param
#define MI_FOUND_WRONG_KEY 32738 /* Impossible value from ha_key_cmp */
#define MI_MAX_KEY_BLOCK_SIZE (MI_MAX_KEY_BLOCK_LENGTH/MI_MIN_KEY_BLOCK_LENGTH)
#define MI_BLOCK_SIZE(key_length,data_pointer,key_pointer) ((((key_length+data_pointer+key_pointer)*4+key_pointer+2)/myisam_block_size+1)*myisam_block_size)
#define MI_BLOCK_SIZE(key_length,data_pointer,key_pointer) (((((key_length)+(data_pointer)+(key_pointer))*4+(key_pointer)+2)/myisam_block_size+1)*myisam_block_size)
#define MI_MAX_KEYPTR_SIZE 5 /* For calculating block lengths */
#define MI_MIN_KEYBLOCK_LENGTH 50 /* When to split delete blocks */
@ -454,7 +462,7 @@ extern int _mi_delete_static_record(MI_INFO *info);
extern int _mi_cmp_static_record(MI_INFO *info,const byte *record);
extern int _mi_read_rnd_static_record(MI_INFO*, byte *,my_off_t, my_bool);
extern int _mi_ck_write(MI_INFO *info,uint keynr,uchar *key,uint length);
extern int _mi_enlarge_root(MI_INFO *info,uint keynr,uchar *key);
extern int _mi_enlarge_root(MI_INFO *info,MI_KEYDEF *keyinfo,uchar *key, my_off_t *root);
extern int _mi_insert(MI_INFO *info,MI_KEYDEF *keyinfo,uchar *key,
uchar *anc_buff,uchar *key_pos,uchar *key_buff,
uchar *father_buff, uchar *father_keypos,
@ -691,6 +699,7 @@ void mi_check_print_error _VARARGS((MI_CHECK *param, const char *fmt,...));
void mi_check_print_warning _VARARGS((MI_CHECK *param, const char *fmt,...));
void mi_check_print_info _VARARGS((MI_CHECK *param, const char *fmt,...));
int flush_pending_blocks(MI_SORT_PARAM *param);
int sort_ft_buf_flush(MI_SORT_PARAM *sort_param);
int thr_write_keys(MI_SORT_PARAM *sort_param);
#ifdef THREAD
pthread_handler_decl(thr_find_all_keys,arg);