58
61
HA_ONLY_WHOLE_INDEX | HA_KEY_SCAN_NOT_ROR);
60
63
const key_map *keys_to_use_for_scanning() { return &btree_keys; }
61
uint32_t max_supported_keys() const { return MAX_KEY; }
62
uint32_t max_supported_key_part_length() const { return MAX_KEY_LENGTH; }
64
uint max_supported_keys() const { return MAX_KEY; }
65
uint max_supported_key_part_length() const { return MAX_KEY_LENGTH; }
64
67
{ return (double) (stats.records+stats.deleted) / 20.0+10; }
65
double read_time(uint32_t index __attribute__((unused)),
66
uint32_t ranges __attribute__((unused)),
68
double read_time(uint index __attribute__((unused)),
69
uint ranges __attribute__((unused)),
68
71
{ return (double) rows / 20.0+1; }
70
int open(const char *name, int mode, uint32_t test_if_locked);
73
int open(const char *name, int mode, uint test_if_locked);
72
75
void set_keys_for_scanning(void);
73
int write_row(unsigned char * buf);
74
int update_row(const unsigned char * old_data, unsigned char * new_data);
75
int delete_row(const unsigned char * buf);
76
int write_row(uchar * buf);
77
int update_row(const uchar * old_data, uchar * new_data);
78
int delete_row(const uchar * buf);
76
79
virtual void get_auto_increment(uint64_t offset, uint64_t increment,
77
80
uint64_t nb_desired_values,
78
81
uint64_t *first_value,
79
82
uint64_t *nb_reserved_values);
80
int index_read_map(unsigned char * buf, const unsigned char * key, key_part_map keypart_map,
83
int index_read_map(uchar * buf, const uchar * key, key_part_map keypart_map,
81
84
enum ha_rkey_function find_flag);
82
int index_read_last_map(unsigned char *buf, const unsigned char *key, key_part_map keypart_map);
83
int index_read_idx_map(unsigned char * buf, uint32_t index, const unsigned char * key,
85
int index_read_last_map(uchar *buf, const uchar *key, key_part_map keypart_map);
86
int index_read_idx_map(uchar * buf, uint index, const uchar * key,
84
87
key_part_map keypart_map,
85
88
enum ha_rkey_function find_flag);
86
int index_next(unsigned char * buf);
87
int index_prev(unsigned char * buf);
88
int index_first(unsigned char * buf);
89
int index_last(unsigned char * buf);
89
int index_next(uchar * buf);
90
int index_prev(uchar * buf);
91
int index_first(uchar * buf);
92
int index_last(uchar * buf);
90
93
int rnd_init(bool scan);
91
int rnd_next(unsigned char *buf);
92
int rnd_pos(unsigned char * buf, unsigned char *pos);
93
void position(const unsigned char *record);
94
int rnd_next(uchar *buf);
95
int rnd_pos(uchar * buf, uchar *pos);
96
void position(const uchar *record);
95
98
int extra(enum ha_extra_function operation);
97
100
int external_lock(THD *thd, int lock_type);
98
101
int delete_all_rows(void);
99
int disable_indexes(uint32_t mode);
100
int enable_indexes(uint32_t mode);
102
int disable_indexes(uint mode);
103
int enable_indexes(uint mode);
101
104
int indexes_are_disabled(void);
102
ha_rows records_in_range(uint32_t inx, key_range *min_key, key_range *max_key);
105
ha_rows records_in_range(uint inx, key_range *min_key, key_range *max_key);
103
106
int delete_table(const char *from);
104
107
void drop_table(const char *name);
105
108
int rename_table(const char * from, const char * to);