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author | Sergei Golubchik <sergii@pisem.net> | 2010-11-25 18:17:28 +0100 |
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committer | Sergei Golubchik <sergii@pisem.net> | 2010-11-25 18:17:28 +0100 |
commit | 65ca700def99289cc31a7040537f5aa6e12bf485 (patch) | |
tree | 97b3a07299b626c519da0e80c122b5b79b933914 /include/myisamchk.h | |
parent | 2ab57de38d13d927ddff2d51aed4af34e13998f5 (diff) | |
parent | 6e5bcca7935d3c62f84bb640e5357664a210ee12 (diff) | |
download | mariadb-git-65ca700def99289cc31a7040537f5aa6e12bf485.tar.gz |
merge.
checkpoint.
does not compile.
Diffstat (limited to 'include/myisamchk.h')
-rw-r--r-- | include/myisamchk.h | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/include/myisamchk.h b/include/myisamchk.h new file mode 100644 index 00000000000..f6acaa7cf00 --- /dev/null +++ b/include/myisamchk.h @@ -0,0 +1,180 @@ +/* Copyright (C) 2006 MySQL AB + + 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; either version 2 of the License, or + (at your option) any later version. + + 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ + +/* Definitions needed for myisamchk/mariachk.c */ + +/* + Entries marked as "QQ to be removed" are NOT used to + pass check/repair options to xxx_check.c. They are used + internally by xxxchk.c or/and ha_xxxx.cc and should NOT + be stored together with other flags. They should be removed + from the following list to make addition of new flags possible. +*/ + +#ifndef _myisamchk_h +#define _myisamchk_h + +#define T_AUTO_INC 1 +#define T_AUTO_REPAIR 2 /* QQ to be removed */ +#define T_BACKUP_DATA 4 +#define T_CALC_CHECKSUM 8 +#define T_CHECK 16 /* QQ to be removed */ +#define T_CHECK_ONLY_CHANGED 32 /* QQ to be removed */ +#define T_CREATE_MISSING_KEYS 64 +#define T_DESCRIPT 128 +#define T_DONT_CHECK_CHECKSUM 256 +#define T_EXTEND 512 +#define T_FAST (1L << 10) /* QQ to be removed */ +#define T_FORCE_CREATE (1L << 11) /* QQ to be removed */ +#define T_FORCE_UNIQUENESS (1L << 12) +#define T_INFO (1L << 13) +#define T_MEDIUM (1L << 14) +#define T_QUICK (1L << 15) /* QQ to be removed */ +#define T_READONLY (1L << 16) /* QQ to be removed */ +#define T_REP (1L << 17) +#define T_REP_BY_SORT (1L << 18) /* QQ to be removed */ +#define T_REP_PARALLEL (1L << 19) /* QQ to be removed */ +#define T_RETRY_WITHOUT_QUICK (1L << 20) +#define T_SAFE_REPAIR (1L << 21) +#define T_SILENT (1L << 22) +#define T_SORT_INDEX (1L << 23) /* QQ to be removed */ +#define T_SORT_RECORDS (1L << 24) /* QQ to be removed */ +#define T_STATISTICS (1L << 25) +#define T_UNPACK (1L << 26) +#define T_UPDATE_STATE (1L << 27) +#define T_VERBOSE (1L << 28) +#define T_VERY_SILENT (1L << 29) +#define T_WAIT_FOREVER (1L << 30) +#define T_WRITE_LOOP ((ulong) 1L << 31) +#define T_ZEROFILL ((ulonglong) 1L << 32) +#define T_ZEROFILL_KEEP_LSN ((ulonglong) 1L << 33) +/** If repair should not bump create_rename_lsn */ +#define T_NO_CREATE_RENAME_LSN ((ulonglong) 1L << 33) + +#define T_REP_ANY (T_REP | T_REP_BY_SORT | T_REP_PARALLEL) + +/* + Flags used by xxxxchk.c or/and ha_xxxx.cc that are NOT passed + to xxxcheck.c follows: +*/ + +#define TT_USEFRM 1 +#define TT_FOR_UPGRADE 2 + +#define O_NEW_INDEX 1 /* Bits set in out_flag */ +#define O_NEW_DATA 2 +#define O_DATA_LOST 4 + +typedef struct st_sort_key_blocks /* Used when sorting */ +{ + uchar *buff, *end_pos; + uchar lastkey[HA_MAX_POSSIBLE_KEY_BUFF]; + uint last_length; + int inited; +} SORT_KEY_BLOCKS; + + +/* + MARIA/MYISAM supports several statistics collection + methods. Currently statistics collection method is not stored in + MARIA file and has to be specified for each table analyze/repair + operation in MI_CHECK::stats_method. +*/ + +typedef enum +{ + /* Treat NULLs as inequal when collecting statistics (default for 4.1/5.0) */ + MI_STATS_METHOD_NULLS_NOT_EQUAL, + /* Treat NULLs as equal when collecting statistics (like 4.0 did) */ + MI_STATS_METHOD_NULLS_EQUAL, + /* Ignore NULLs - count only tuples without NULLs in the index components */ + MI_STATS_METHOD_IGNORE_NULLS +} enum_handler_stats_method; + + +typedef struct st_handler_check_param +{ + char *isam_file_name; + MY_TMPDIR *tmpdir; + void *thd; + const char *db_name, *table_name, *op_name; + ulonglong auto_increment_value; + ulonglong max_data_file_length; + ulonglong keys_in_use; + ulonglong max_record_length; + /* + The next two are used to collect statistics, see update_key_parts for + description. + */ + ulonglong unique_count[HA_MAX_KEY_SEG + 1]; + ulonglong notnull_count[HA_MAX_KEY_SEG + 1]; + + my_off_t search_after_block; + my_off_t new_file_pos, key_file_blocks; + my_off_t keydata, totaldata, key_blocks, start_check_pos; + my_off_t used, empty, splits, del_length, link_used, lost; + ha_rows total_records, total_deleted, records,del_blocks; + ha_rows full_page_count, tail_count; + ha_checksum record_checksum, glob_crc; + ha_checksum key_crc[HA_MAX_POSSIBLE_KEY]; + ha_checksum tmp_key_crc[HA_MAX_POSSIBLE_KEY]; + ha_checksum tmp_record_checksum; + ulonglong org_key_map; + ulonglong testflag; + + /* Following is used to check if rows are visible */ + ulonglong max_trid, max_found_trid; + ulonglong not_visible_rows_found; + ulonglong use_buffers; /* Used as param to getopt() */ + size_t read_buffer_length, write_buffer_length; + size_t sort_buffer_length, sort_key_blocks; + ulong rec_per_key_part[HA_MAX_KEY_SEG * HA_MAX_POSSIBLE_KEY]; + double new_rec_per_key_part[HA_MAX_KEY_SEG * HA_MAX_POSSIBLE_KEY]; + uint out_flag, warning_printed, error_printed, verbose; + uint opt_sort_key, total_files, max_level; + uint key_cache_block_size, pagecache_block_size; + int tmpfile_createflag, err_count; + myf myf_rw; + uint16 language; + my_bool using_global_keycache, opt_lock_memory, opt_follow_links; + my_bool retry_repair, force_sort, calc_checksum, static_row_size; + char temp_filename[FN_REFLEN]; + IO_CACHE read_cache; + enum_handler_stats_method stats_method; +#ifdef THREAD + pthread_mutex_t print_msg_mutex; + my_bool need_print_msg_lock; +#endif +} HA_CHECK; + + +typedef struct st_sort_ftbuf +{ + uchar *buf, *end; + int count; + uchar lastkey[HA_MAX_KEY_BUFF]; +} SORT_FT_BUF; + + +typedef struct st_buffpek { + my_off_t file_pos; /* Where we are in the sort file */ + uchar *base, *key; /* Key pointers */ + ha_rows count; /* Number of rows in table */ + ulong mem_count; /* numbers of keys in memory */ + ulong max_keys; /* Max keys in buffert */ +} BUFFPEK; + +#endif /* _myisamchk_h */ |