/usr/include/mysql/private/myisammrg.h is in libmariadbclient-dev 5.5.36-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 | /* Copyright (c) 2000-2002, 2004, 2006-2008 MySQL AB, 2009 Sun Microsystems, Inc.
Use is subject to license terms.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
/* This file should be included when using merge_isam_funktions */
#ifndef _myisammrg_h
#define _myisammrg_h
#ifdef __cplusplus
extern "C" {
#endif
#ifndef _my_base_h
#include <my_base.h>
#endif
#ifndef _myisam_h
#include <myisam.h>
#endif
#include <queues.h>
#define MYRG_NAME_EXT ".MRG"
/* In which table to INSERT rows */
#define MERGE_INSERT_DISABLED 0
#define MERGE_INSERT_TO_FIRST 1
#define MERGE_INSERT_TO_LAST 2
extern TYPELIB merge_insert_method;
/* Param to/from myrg_info */
typedef struct st_mymerge_info /* Struct from h_info */
{
ulonglong records; /* Records in database */
ulonglong deleted; /* Deleted records in database */
ulonglong recpos; /* Pos for last used record */
ulonglong data_file_length;
ulonglong dupp_key_pos; /* Offset of the Duplicate key in the merge table */
uint reclength; /* Recordlength */
int errkey; /* With key was dupplicated on err */
uint options; /* HA_OPTION_... used */
ulong *rec_per_key; /* for sql optimizing */
} MYMERGE_INFO;
typedef struct st_myrg_table_info
{
struct st_myisam_info *table;
ulonglong file_offset;
} MYRG_TABLE;
typedef struct st_myrg_info
{
MYRG_TABLE *open_tables,*current_table,*end_table,*last_used_table;
ulonglong records; /* records in tables */
ulonglong del; /* Removed records */
ulonglong data_file_length;
ulong cache_size;
uint merge_insert_method;
uint tables,options,reclength,keys;
my_bool cache_in_use;
/* If MERGE children attached to parent. See top comment in ha_myisammrg.cc */
my_bool children_attached;
LIST open_list;
QUEUE by_key;
ulong *rec_per_key_part; /* for sql optimizing */
mysql_mutex_t mutex;
} MYRG_INFO;
/* Prototypes for merge-functions */
extern int myrg_close(MYRG_INFO *file);
extern int myrg_delete(MYRG_INFO *file,const uchar *buff);
extern MYRG_INFO *myrg_open(const char *name,int mode,int wait_if_locked);
extern MYRG_INFO *myrg_parent_open(const char *parent_name,
int (*callback)(void*, const char*),
void *callback_param);
extern int myrg_attach_children(MYRG_INFO *m_info, int handle_locking,
MI_INFO *(*callback)(void*),
void *callback_param,
my_bool *need_compat_check);
extern int myrg_detach_children(MYRG_INFO *m_info);
extern int myrg_panic(enum ha_panic_function function);
extern int myrg_rfirst(MYRG_INFO *file,uchar *buf,int inx);
extern int myrg_rlast(MYRG_INFO *file,uchar *buf,int inx);
extern int myrg_rnext(MYRG_INFO *file,uchar *buf,int inx);
extern int myrg_rprev(MYRG_INFO *file,uchar *buf,int inx);
extern int myrg_rnext_same(MYRG_INFO *file,uchar *buf);
extern int myrg_rkey(MYRG_INFO *info,uchar *buf,int inx, const uchar *key,
key_part_map keypart_map, enum ha_rkey_function search_flag);
extern int myrg_rrnd(MYRG_INFO *file,uchar *buf,ulonglong pos);
extern int myrg_rsame(MYRG_INFO *file,uchar *record,int inx);
extern int myrg_update(MYRG_INFO *file,const uchar *old,uchar *new_rec);
extern int myrg_write(MYRG_INFO *info,uchar *rec);
extern int myrg_status(MYRG_INFO *file,MYMERGE_INFO *x,int flag);
extern int myrg_lock_database(MYRG_INFO *file,int lock_type);
extern int myrg_create(const char *name, const char **table_names,
uint insert_method, my_bool fix_names);
extern int myrg_extra(MYRG_INFO *file,enum ha_extra_function function,
void *extra_arg);
extern int myrg_reset(MYRG_INFO *info);
extern void myrg_extrafunc(MYRG_INFO *info,invalidator_by_filename inv);
extern ha_rows myrg_records_in_range(MYRG_INFO *info, int inx,
key_range *min_key, key_range *max_key);
extern ha_rows myrg_records(MYRG_INFO *info);
extern ulonglong myrg_position(MYRG_INFO *info);
#ifdef __cplusplus
}
#endif
#endif
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