68
69
This means that clearing of high keys is ignored, setting one high key
69
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sets all high keys.
71
#define MI_KEYMAP_BITS (64)
72
#define MI_KEYMAP_HIGH_MASK (1UL << (MI_KEYMAP_BITS - 1))
72
#define MI_KEYMAP_BITS (8 * SIZEOF_LONG_LONG)
73
#define MI_KEYMAP_HIGH_MASK (1ULL << (MI_KEYMAP_BITS - 1))
73
74
#define mi_get_mask_all_keys_active(_keys_) \
74
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(((_keys_) < MI_KEYMAP_BITS) ? \
75
((1UL << (_keys_)) - 1UL) : \
76
((1ULL << (_keys_)) - 1ULL) : \
78
79
#if MI_MAX_KEY > MI_KEYMAP_BITS
80
81
#define mi_is_key_active(_keymap_,_keyno_) \
81
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(((_keyno_) < MI_KEYMAP_BITS) ? \
82
test((_keymap_) & (1UL << (_keyno_))) : \
83
test((_keymap_) & (1ULL << (_keyno_))) : \
83
84
test((_keymap_) & MI_KEYMAP_HIGH_MASK))
84
85
#define mi_set_key_active(_keymap_,_keyno_) \
85
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(_keymap_)|= (((_keyno_) < MI_KEYMAP_BITS) ? \
86
(1UL << (_keyno_)) : \
87
(1ULL << (_keyno_)) : \
87
88
MI_KEYMAP_HIGH_MASK)
88
89
#define mi_clear_key_active(_keymap_,_keyno_) \
89
90
(_keymap_)&= (((_keyno_) < MI_KEYMAP_BITS) ? \
90
(~ (1UL << (_keyno_))) : \
91
(~ (0UL)) /*ignore*/ )
91
(~ (1ULL << (_keyno_))) : \
92
(~ (0ULL)) /*ignore*/ )
95
96
#define mi_is_key_active(_keymap_,_keyno_) \
96
test((_keymap_) & (1UL << (_keyno_)))
97
test((_keymap_) & (1ULL << (_keyno_)))
97
98
#define mi_set_key_active(_keymap_,_keyno_) \
98
(_keymap_)|= (1UL << (_keyno_))
99
(_keymap_)|= (1ULL << (_keyno_))
99
100
#define mi_clear_key_active(_keymap_,_keyno_) \
100
(_keymap_)&= (~ (1UL << (_keyno_)))
101
(_keymap_)&= (~ (1ULL << (_keyno_)))
187
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HA_KEYSEG *seg,*end;
189
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int (*bin_search)(struct st_myisam_info *info,struct st_mi_keydef *keyinfo,
190
unsigned char *page,unsigned char *key,
191
uint32_t key_len,uint32_t comp_flag,unsigned char * *ret_pos,
192
unsigned char *buff, bool *was_last_key);
193
uint32_t (*get_key)(struct st_mi_keydef *keyinfo,uint32_t nod_flag,unsigned char * *page,
195
int (*pack_key)(struct st_mi_keydef *keyinfo,uint32_t nod_flag,unsigned char *next_key,
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unsigned char *org_key, unsigned char *prev_key, unsigned char *key,
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uchar *page,uchar *key,
192
uint key_len,uint comp_flag,uchar * *ret_pos,
193
uchar *buff, bool *was_last_key);
194
uint (*get_key)(struct st_mi_keydef *keyinfo,uint nod_flag,uchar * *page,
196
int (*pack_key)(struct st_mi_keydef *keyinfo,uint nod_flag,uchar *next_key,
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uchar *org_key, uchar *prev_key, uchar *key,
197
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struct st_mi_s_param *s_temp);
198
void (*store_key)(struct st_mi_keydef *keyinfo, unsigned char *key_pos,
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void (*store_key)(struct st_mi_keydef *keyinfo, uchar *key_pos,
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struct st_mi_s_param *s_temp);
200
int (*ck_insert)(struct st_myisam_info *inf, uint32_t k_nr, unsigned char *k, uint32_t klen);
201
int (*ck_delete)(struct st_myisam_info *inf, uint32_t k_nr, unsigned char *k, uint32_t klen);
201
int (*ck_insert)(struct st_myisam_info *inf, uint k_nr, uchar *k, uint klen);
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int (*ck_delete)(struct st_myisam_info *inf, uint k_nr, uchar *k, uint klen);
242
240
#ifndef NOT_PACKED_DATABASES
243
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void (*unpack)(struct st_columndef *rec,struct st_mi_bit_buff *buff,
244
unsigned char *start,unsigned char *end);
245
enum drizzled::en_fieldtype base_type;
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uint32_t space_length_bits,pack_type;
242
uchar *start,uchar *end);
243
enum en_fieldtype base_type;
244
uint space_length_bits,pack_type;
247
245
MI_DECODE_TREE *huff_tree;
254
250
extern char * myisam_log_filename; /* Name of logfile */
255
251
extern uint32_t myisam_block_size;
256
252
extern uint32_t myisam_concurrent_insert;
257
extern uint32_t myisam_bulk_insert_tree_size;
258
extern uint32_t data_pointer_size;
253
extern bool myisam_flush,myisam_delay_key_write,myisam_single_user;
254
extern my_off_t myisam_max_temp_length;
255
extern uint32_t myisam_bulk_insert_tree_size, myisam_data_pointer_size;
260
257
/* Prototypes for myisam-functions */
262
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extern int mi_close(struct st_myisam_info *file);
263
extern int mi_delete(struct st_myisam_info *file,const unsigned char *buff);
260
extern int mi_delete(struct st_myisam_info *file,const uchar *buff);
264
261
extern struct st_myisam_info *mi_open(const char *name,int mode,
265
uint32_t wait_if_locked);
266
extern int mi_panic(enum drizzled::ha_panic_function function);
267
extern int mi_rfirst(struct st_myisam_info *file,unsigned char *buf,int inx);
268
extern int mi_rkey(MI_INFO *info, unsigned char *buf, int inx, const unsigned char *key,
269
drizzled::key_part_map keypart_map, enum drizzled::ha_rkey_function search_flag);
270
extern int mi_rlast(struct st_myisam_info *file,unsigned char *buf,int inx);
271
extern int mi_rnext(struct st_myisam_info *file,unsigned char *buf,int inx);
272
extern int mi_rnext_same(struct st_myisam_info *info, unsigned char *buf);
273
extern int mi_rprev(struct st_myisam_info *file,unsigned char *buf,int inx);
274
extern int mi_rrnd(struct st_myisam_info *file,unsigned char *buf, drizzled::internal::my_off_t pos);
262
uint wait_if_locked);
263
extern int mi_panic(enum ha_panic_function function);
264
extern int mi_rfirst(struct st_myisam_info *file,uchar *buf,int inx);
265
extern int mi_rkey(MI_INFO *info, uchar *buf, int inx, const uchar *key,
266
key_part_map keypart_map, enum ha_rkey_function search_flag);
267
extern int mi_rlast(struct st_myisam_info *file,uchar *buf,int inx);
268
extern int mi_rnext(struct st_myisam_info *file,uchar *buf,int inx);
269
extern int mi_rnext_same(struct st_myisam_info *info, uchar *buf);
270
extern int mi_rprev(struct st_myisam_info *file,uchar *buf,int inx);
271
extern int mi_rrnd(struct st_myisam_info *file,uchar *buf, my_off_t pos);
275
272
extern int mi_scan_init(struct st_myisam_info *file);
276
extern int mi_scan(struct st_myisam_info *file,unsigned char *buf);
277
extern int mi_rsame(struct st_myisam_info *file,unsigned char *record,int inx);
278
extern int mi_update(struct st_myisam_info *file,const unsigned char *old,
279
unsigned char *new_record);
280
extern int mi_write(struct st_myisam_info *file,unsigned char *buff);
281
extern drizzled::internal::my_off_t mi_position(struct st_myisam_info *file);
282
extern int mi_status(struct st_myisam_info *info, MI_ISAMINFO *x, uint32_t flag);
273
extern int mi_scan(struct st_myisam_info *file,uchar *buf);
274
extern int mi_rsame(struct st_myisam_info *file,uchar *record,int inx);
275
extern int mi_rsame_with_pos(struct st_myisam_info *file,uchar *record,
276
int inx, my_off_t pos);
277
extern int mi_update(struct st_myisam_info *file,const uchar *old,
279
extern int mi_write(struct st_myisam_info *file,uchar *buff);
280
extern my_off_t mi_position(struct st_myisam_info *file);
281
extern int mi_status(struct st_myisam_info *info, MI_ISAMINFO *x, uint flag);
283
282
extern int mi_lock_database(struct st_myisam_info *file,int lock_type);
284
extern int mi_create(const char *name,uint32_t keys,MI_KEYDEF *keydef,
285
uint32_t columns, drizzled::MI_COLUMNDEF *columndef,
286
uint32_t uniques, MI_UNIQUEDEF *uniquedef,
287
MI_CREATE_INFO *create_info, uint32_t flags);
283
extern int mi_create(const char *name,uint keys,MI_KEYDEF *keydef,
284
uint columns, MI_COLUMNDEF *columndef,
285
uint uniques, MI_UNIQUEDEF *uniquedef,
286
MI_CREATE_INFO *create_info, uint flags);
288
287
extern int mi_delete_table(const char *name);
289
288
extern int mi_rename(const char *from, const char *to);
290
289
extern int mi_extra(struct st_myisam_info *file,
291
enum drizzled::ha_extra_function function,
290
enum ha_extra_function function,
292
291
void *extra_arg);
293
292
extern int mi_reset(struct st_myisam_info *file);
294
extern drizzled::ha_rows mi_records_in_range(MI_INFO *info, int inx,
295
drizzled::key_range *min_key, drizzled::key_range *max_key);
293
extern ha_rows mi_records_in_range(MI_INFO *info, int inx,
294
key_range *min_key, key_range *max_key);
296
295
extern int mi_log(int activate_log);
296
extern int mi_is_changed(struct st_myisam_info *info);
297
297
extern int mi_delete_all_rows(struct st_myisam_info *info);
298
extern ulong _mi_calc_blob_length(uint32_t length , const unsigned char *pos);
299
extern uint32_t mi_get_pointer_length(uint64_t file_length, uint32_t def);
298
extern ulong _mi_calc_blob_length(uint length , const uchar *pos);
299
extern uint mi_get_pointer_length(uint64_t file_length, uint def);
301
301
/* this is used to pass to mysql_myisamchk_table */
385
393
uint64_t max_data_file_length;
386
394
uint64_t keys_in_use;
387
395
uint64_t max_record_length;
388
drizzled::internal::my_off_t search_after_block;
389
drizzled::internal::my_off_t new_file_pos,key_file_blocks;
390
drizzled::internal::my_off_t keydata,totaldata,key_blocks,start_check_pos;
391
drizzled::ha_rows total_records,total_deleted;
392
drizzled::internal::ha_checksum record_checksum,glob_crc;
393
uint64_t use_buffers;
394
size_t read_buffer_length, write_buffer_length,
395
sort_buffer_length, sort_key_blocks;
396
uint32_t out_flag,warning_printed,error_printed,verbose;
397
uint32_t opt_sort_key,total_files,max_level;
398
uint32_t testflag, key_cache_block_size;
396
my_off_t search_after_block;
397
my_off_t new_file_pos,key_file_blocks;
398
my_off_t keydata,totaldata,key_blocks,start_check_pos;
399
ha_rows total_records,total_deleted;
400
ha_checksum record_checksum,glob_crc;
401
ulong use_buffers,read_buffer_length,write_buffer_length,
402
sort_buffer_length,sort_key_blocks;
403
uint out_flag,warning_printed,error_printed,verbose;
404
uint opt_sort_key,total_files,max_level;
405
uint testflag, key_cache_block_size;
399
406
uint8_t language;
400
407
bool using_global_keycache, opt_lock_memory, opt_follow_links;
401
408
bool retry_repair, force_sort;
402
409
char temp_filename[FN_REFLEN],*isam_file_name;
403
411
int tmpfile_createflag;
404
drizzled::myf myf_rw;
405
drizzled::internal::IO_CACHE read_cache;
408
416
The next two are used to collect statistics, see update_key_parts for
411
419
uint64_t unique_count[MI_MAX_KEY_SEG+1];
412
420
uint64_t notnull_count[MI_MAX_KEY_SEG+1];
414
drizzled::internal::ha_checksum key_crc[HA_MAX_POSSIBLE_KEY];
422
ha_checksum key_crc[HA_MAX_POSSIBLE_KEY];
415
423
ulong rec_per_key_part[MI_MAX_KEY_SEG*HA_MAX_POSSIBLE_KEY];
417
425
const char *db_name, *table_name;
418
426
const char *op_name;
419
427
enum_mi_stats_method stats_method;
451
459
int mi_repair_parallel(MI_CHECK *param, register MI_INFO *info,
452
460
const char * name, int rep_quick);
453
461
int change_to_newfile(const char * filename, const char * old_ext,
454
const char * new_ext, uint32_t raid_chunks,
455
drizzled::myf myflags);
462
const char * new_ext, uint raid_chunks,
456
464
void lock_memory(MI_CHECK *param);
457
465
void update_auto_increment_key(MI_CHECK *param, MI_INFO *info,
459
int update_state_info(MI_CHECK *param, MI_INFO *info,uint32_t update);
467
int update_state_info(MI_CHECK *param, MI_INFO *info,uint update);
460
468
void update_key_parts(MI_KEYDEF *keyinfo, ulong *rec_per_key_part,
461
uint64_t *unique, uint64_t *notnull,
469
uint64_t *unique, uint64_t *notnull,
462
470
uint64_t records);
463
int filecopy(MI_CHECK *param, int to,int from,drizzled::internal::my_off_t start,
464
drizzled::internal::my_off_t length, const char *type);
465
int movepoint(MI_INFO *info,unsigned char *record,drizzled::internal::my_off_t oldpos,
466
drizzled::internal::my_off_t newpos, uint32_t prot_key);
471
int filecopy(MI_CHECK *param, File to,File from,my_off_t start,
472
my_off_t length, const char *type);
473
int movepoint(MI_INFO *info,uchar *record,my_off_t oldpos,
474
my_off_t newpos, uint prot_key);
467
475
int write_data_suffix(SORT_INFO *sort_info, bool fix_datafile);
468
476
int test_if_almost_full(MI_INFO *info);
469
477
int recreate_table(MI_CHECK *param, MI_INFO **org_info, char *filename);
470
bool mi_test_if_sort_rep(MI_INFO *info, drizzled::ha_rows rows, uint64_t key_map,
478
bool mi_test_if_sort_rep(MI_INFO *info, ha_rows rows, uint64_t key_map,
473
int mi_init_bulk_insert(MI_INFO *info, uint32_t cache_size, drizzled::ha_rows rows);
474
void mi_flush_bulk_insert(MI_INFO *info, uint32_t inx);
481
int mi_init_bulk_insert(MI_INFO *info, uint32_t cache_size, ha_rows rows);
482
void mi_flush_bulk_insert(MI_INFO *info, uint inx);
475
483
void mi_end_bulk_insert(MI_INFO *info);
484
int mi_assign_to_key_cache(MI_INFO *info, uint64_t key_map,
485
KEY_CACHE *key_cache);
486
void mi_change_key_cache(KEY_CACHE *old_key_cache,
487
KEY_CACHE *new_key_cache);
476
488
int mi_preload(MI_INFO *info, uint64_t key_map, bool ignore_leaves);
478
#endif /* PLUGIN_MYISAM_MYISAM_H */