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RB-Tree indexes support in HEAP tables

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Renamed _hp_func  ->  hp_func
mi_key_cmp moved to /mysys/my_handler.c
New tests for HEAP tables
This commit is contained in:
bar@gw.udmsearch.izhnet.ru
2002-04-25 13:36:55 +05:00
parent c917658988
commit eab2893dac
54 changed files with 2361 additions and 748 deletions
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74
heap/heapdef.h
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@ -21,6 +21,7 @@
#include <my_pthread.h>
#endif
#include "heap.h" /* Structs & some defines */
#include "my_tree.h"
/* Some extern variables */
@ -29,10 +30,10 @@ extern LIST *heap_open_list,*heap_share_list;
#define test_active(info) \
if (!(info->update & HA_STATE_AKTIV))\
{ my_errno=HA_ERR_NO_ACTIVE_RECORD; DBUG_RETURN(-1); }
#define hp_find_hash(A,B) ((HASH_INFO*) _hp_find_block((A),(B)))
#define hp_find_hash(A,B) ((HASH_INFO*) hp_find_block((A),(B)))
/* Find pos for record and update it in info->current_ptr */
#define _hp_find_record(info,pos) (info)->current_ptr= _hp_find_block(&(info)->s->block,pos)
#define hp_find_record(info,pos) (info)->current_ptr= hp_find_block(&(info)->s->block,pos)
typedef struct st_hp_hash_info
{
@ -40,40 +41,51 @@ typedef struct st_hp_hash_info
byte *ptr_to_rec;
} HASH_INFO;
typedef struct {
MI_KEYSEG *keyseg;
uint key_length;
uint search_flag;
} heap_rb_param;
/* Prototypes for intern functions */
extern HP_SHARE *_hp_find_named_heap(const char *name);
extern int _hp_rectest(HP_INFO *info,const byte *old);
extern void _hp_delete_file_from_open_list(HP_INFO *info);
extern byte *_hp_find_block(HP_BLOCK *info,ulong pos);
extern int _hp_get_new_block(HP_BLOCK *info, ulong* alloc_length);
extern void _hp_free(HP_SHARE *info);
extern byte *_hp_free_level(HP_BLOCK *block,uint level,HP_PTRS *pos,
byte *last_pos);
extern int _hp_write_key(HP_SHARE *info,HP_KEYDEF *keyinfo,
const byte *record,byte *recpos);
extern int _hp_delete_key(HP_INFO *info,HP_KEYDEF *keyinfo,
const byte *record,byte *recpos,int flag);
extern HP_SHARE *hp_find_named_heap(const char *name);
extern int hp_rectest(HP_INFO *info,const byte *old);
extern byte *hp_find_block(HP_BLOCK *info,ulong pos);
extern int hp_get_new_block(HP_BLOCK *info, ulong* alloc_length);
extern void hp_free(HP_SHARE *info);
extern byte *hp_free_level(HP_BLOCK *block,uint level,HP_PTRS *pos,
byte *last_pos);
extern int hp_write_key(HP_INFO *info, HP_KEYDEF *keyinfo,
const byte *record, byte *recpos);
extern int hp_rb_write_key(HP_INFO *info, HP_KEYDEF *keyinfo,
const byte *record, byte *recpos);
extern int hp_rb_delete_key(HP_INFO *info,HP_KEYDEF *keyinfo,
const byte *record,byte *recpos,int flag);
extern int hp_delete_key(HP_INFO *info,HP_KEYDEF *keyinfo,
const byte *record,byte *recpos,int flag);
extern HASH_INFO *_heap_find_hash(HP_BLOCK *block,ulong pos);
extern byte *_hp_search(HP_INFO *info,HP_KEYDEF *keyinfo,const byte *key,
uint nextflag);
extern byte *_hp_search_next(HP_INFO *info, HP_KEYDEF *keyinfo,
const byte *key,
HASH_INFO *pos);
extern ulong _hp_hashnr(HP_KEYDEF *keyinfo,const byte *key);
extern ulong _hp_rec_hashnr(HP_KEYDEF *keyinfo,const byte *rec);
extern ulong _hp_mask(ulong hashnr,ulong buffmax,ulong maxlength);
extern void _hp_movelink(HASH_INFO *pos,HASH_INFO *next_link,
extern byte *hp_search(HP_INFO *info,HP_KEYDEF *keyinfo,const byte *key,
uint nextflag);
extern byte *hp_search_next(HP_INFO *info, HP_KEYDEF *keyinfo,
const byte *key, HASH_INFO *pos);
extern ulong hp_hashnr(HP_KEYDEF *keyinfo,const byte *key);
extern ulong hp_rec_hashnr(HP_KEYDEF *keyinfo,const byte *rec);
extern ulong hp_mask(ulong hashnr,ulong buffmax,ulong maxlength);
extern void hp_movelink(HASH_INFO *pos,HASH_INFO *next_link,
HASH_INFO *newlink);
extern int _hp_rec_key_cmp(HP_KEYDEF *keydef,const byte *rec1,
const byte *rec2);
extern int _hp_key_cmp(HP_KEYDEF *keydef,const byte *rec,
const byte *key);
extern void _hp_make_key(HP_KEYDEF *keydef,byte *key,const byte *rec);
extern int hp_rec_key_cmp(HP_KEYDEF *keydef,const byte *rec1,
const byte *rec2);
extern int hp_key_cmp(HP_KEYDEF *keydef,const byte *rec,
const byte *key);
extern void hp_make_key(HP_KEYDEF *keydef,byte *key,const byte *rec);
extern void hp_rb_make_key(HP_KEYDEF *keydef, byte *key,
const byte *rec, byte *recpos);
extern my_bool hp_if_null_in_key(HP_KEYDEF *keyinfo, const byte *record);
extern int _hp_close(register HP_INFO *info);
extern void _hp_clear(HP_SHARE *info);
extern int hp_close(register HP_INFO *info);
extern void hp_clear(HP_SHARE *info);
extern uint hp_rb_pack_key(HP_INFO *info, uint inx, uchar *key,
const uchar *old, uint k_length);
#ifdef THREAD
extern pthread_mutex_t THR_LOCK_heap;
#else