diff options
Diffstat (limited to 'include/my_base.h')
| -rw-r--r-- | include/my_base.h | 157 |
1 files changed, 114 insertions, 43 deletions
diff --git a/include/my_base.h b/include/my_base.h index 181824012d9..a01b2ec9b82 100644 --- a/include/my_base.h +++ b/include/my_base.h @@ -14,13 +14,11 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ /* This file includes constants used with all databases */ -/* Author: Michael Widenius */ #ifndef _my_base_h #define _my_base_h #ifndef stdin /* Included first in handler */ -#define USES_TYPES /* my_dir with sys/types is included */ #define CHSIZE_USED #include <my_global.h> #include <my_dir.h> /* This includes types */ @@ -32,9 +30,6 @@ #define EOVERFLOW 84 #endif -#ifdef MSDOS -#include <share.h> /* Neaded for sopen() */ -#endif #if !defined(USE_MY_FUNC) && !defined(THREAD) #include <my_nosys.h> /* For faster code, after test */ #endif /* USE_MY_FUNC */ @@ -50,8 +45,13 @@ #define HA_OPEN_DELAY_KEY_WRITE 8 /* Don't update index */ #define HA_OPEN_ABORT_IF_CRASHED 16 #define HA_OPEN_FOR_REPAIR 32 /* open even if crashed */ +#define HA_OPEN_FROM_SQL_LAYER 64 +#define HA_OPEN_MMAP 128 /* open memory mapped */ +#define HA_OPEN_COPY 256 /* Open copy (for repair) */ +/* Internal temp table, used for temporary results */ +#define HA_OPEN_INTERNAL_TABLE 512 - /* The following is parameter to ha_rkey() how to use key */ +/* The following is parameter to ha_rkey() how to use key */ /* We define a complete-field prefix of a key value as a prefix where @@ -98,12 +98,20 @@ enum ha_key_alg { HA_KEY_ALG_FULLTEXT= 4 /* FULLTEXT (MyISAM tables) */ }; + /* Storage media types */ + +enum ha_storage_media { + HA_SM_DEFAULT= 0, /* Not specified (engine default) */ + HA_SM_DISK= 1, /* DISK storage */ + HA_SM_MEMORY= 2 /* MAIN MEMORY storage */ +}; + /* The following is parameter to ha_extra() */ enum ha_extra_function { HA_EXTRA_NORMAL=0, /* Optimize for space (def) */ HA_EXTRA_QUICK=1, /* Optimize for speed */ - HA_EXTRA_RESET=2, /* Reset database to after open */ + HA_EXTRA_NOT_USED=2, HA_EXTRA_CACHE=3, /* Cache record in HA_rrnd() */ HA_EXTRA_NO_CACHE=4, /* End caching of records (def) */ HA_EXTRA_NO_READCHECK=5, /* No readcheck on update */ @@ -129,16 +137,7 @@ enum ha_extra_function { HA_EXTRA_RESET_STATE, /* Reset positions */ HA_EXTRA_IGNORE_DUP_KEY, /* Dup keys don't rollback everything*/ HA_EXTRA_NO_IGNORE_DUP_KEY, - /* - Instructs InnoDB to retrieve all columns (except in key read), not just - those where field->query_id is the same as the current query id - */ - HA_EXTRA_RETRIEVE_ALL_COLS, - /* - Instructs InnoDB to retrieve at least all the primary key columns - */ - HA_EXTRA_RETRIEVE_PRIMARY_KEY, - HA_EXTRA_PREPARE_FOR_DELETE, + HA_EXTRA_PREPARE_FOR_DROP, HA_EXTRA_PREPARE_FOR_UPDATE, /* Remove read cache if problems */ HA_EXTRA_PRELOAD_BUFFER_SIZE, /* Set buffer size for preloading */ /* @@ -152,6 +151,21 @@ enum ha_extra_function { to overwrite entire row. */ HA_EXTRA_KEYREAD_PRESERVE_FIELDS, + HA_EXTRA_MMAP, + /* + Ignore if the a tuple is not found, continue processing the + transaction and ignore that 'row'. Needed for idempotency + handling on the slave + + Currently only used by NDB storage engine. Partition handler ignores flag. + */ + HA_EXTRA_IGNORE_NO_KEY, + HA_EXTRA_NO_IGNORE_NO_KEY, + /* + Mark the table as a log table. For some handlers (e.g. CSV) this results + in a special locking for the table. + */ + HA_EXTRA_MARK_AS_LOG_TABLE, /* Informs handler that write_row() which tries to insert new row into the table and encounters some already existing row with same primary/unique @@ -173,9 +187,20 @@ enum ha_extra_function { Inform handler that an "INSERT...ON DUPLICATE KEY UPDATE" will be executed. This condition is unset by HA_EXTRA_NO_IGNORE_DUP_KEY. */ - HA_EXTRA_INSERT_WITH_UPDATE + HA_EXTRA_INSERT_WITH_UPDATE, + /* Inform handler that we will do a rename */ + HA_EXTRA_PREPARE_FOR_RENAME, + /* + Orders MERGE handler to attach or detach its child tables. Used at + begin and end of a statement. + */ + HA_EXTRA_ATTACH_CHILDREN, + HA_EXTRA_DETACH_CHILDREN }; +/* Compatible option, to be deleted in 6.0 */ +#define HA_EXTRA_PREPARE_FOR_DELETE HA_EXTRA_PREPARE_FOR_DROP + /* The following is parameter to ha_panic() */ enum ha_panic_function { @@ -224,18 +249,22 @@ enum ha_base_keytype { #define HA_SPATIAL 1024 /* For spatial search */ #define HA_NULL_ARE_EQUAL 2048 /* NULL in key are cmp as equal */ #define HA_GENERATED_KEY 8192 /* Automaticly generated key */ + + /* The combination of the above can be used for key type comparison. */ +#define HA_KEYFLAG_MASK (HA_NOSAME | HA_PACK_KEY | HA_AUTO_KEY | \ + HA_BINARY_PACK_KEY | HA_FULLTEXT | HA_UNIQUE_CHECK | \ + HA_SPATIAL | HA_NULL_ARE_EQUAL | HA_GENERATED_KEY) + #define HA_KEY_HAS_PART_KEY_SEG 65536 /* Key contains partial segments */ + /* Automatic bits in key-flag */ #define HA_SPACE_PACK_USED 4 /* Test for if SPACE_PACK used */ #define HA_VAR_LENGTH_KEY 8 #define HA_NULL_PART_KEY 64 -#ifndef ISAM_LIBRARY +#define HA_USES_PARSER 16384 /* Fulltext index uses [pre]parser */ +#define HA_USES_BLOCK_SIZE ((uint) 32768) #define HA_SORT_ALLOWS_SAME 512 /* Intern bit when sorting records */ -#else -/* poor old NISAM has 8-bit flags :-( */ -#define HA_SORT_ALLOWS_SAME 128 /* Intern bit when sorting records */ -#endif #if MYSQL_VERSION_ID < 0x50200 /* Key has a part that can have end space. If this is an unique key @@ -275,6 +304,9 @@ enum ha_base_keytype { #define HA_OPTION_DELAY_KEY_WRITE 64 #define HA_OPTION_NO_PACK_KEYS 128 /* Reserved for MySQL */ #define HA_OPTION_CREATE_FROM_ENGINE 256 +#define HA_OPTION_RELIES_ON_SQL_LAYER 512 +#define HA_OPTION_NULL_FIELDS 1024 +#define HA_OPTION_PAGE_CHECKSUM 2048 #define HA_OPTION_TEMP_COMPRESS_RECORD ((uint) 16384) /* set by isamchk */ #define HA_OPTION_READ_ONLY_DATA ((uint) 32768) /* Set by isamchk */ @@ -285,7 +317,9 @@ enum ha_base_keytype { #define HA_CREATE_TMP_TABLE 4 #define HA_CREATE_CHECKSUM 8 #define HA_CREATE_KEEP_FILES 16 /* don't overwrite .MYD and MYI */ +#define HA_CREATE_PAGE_CHECKSUM 32 #define HA_CREATE_DELAY_KEY_WRITE 64 +#define HA_CREATE_RELIES_ON_SQL_LAYER 128 /* The following flags (OR-ed) are passed to handler::info() method. @@ -330,14 +364,18 @@ enum ha_base_keytype { */ #define HA_STATUS_AUTO 64 - /* Errorcodes given by functions */ +/* + Errorcodes given by handler functions + + opt_sum_query() assumes these codes are > 1 + Do not add error numbers before HA_ERR_FIRST. + If necessary to add lower numbers, change HA_ERR_FIRST accordingly. +*/ +#define HA_ERR_FIRST 120 /* Copy of first error nr.*/ -/* opt_sum_query() assumes these codes are > 1 */ -/* Do not add error numbers before HA_ERR_FIRST. */ -/* If necessary to add lower numbers, change HA_ERR_FIRST accordingly. */ -#define HA_ERR_FIRST 120 /*Copy first error nr.*/ #define HA_ERR_KEY_NOT_FOUND 120 /* Didn't find key on read or update */ #define HA_ERR_FOUND_DUPP_KEY 121 /* Dupplicate key on write */ +#define HA_ERR_INTERNAL_ERROR 122 /* Internal error */ #define HA_ERR_RECORD_CHANGED 123 /* Uppdate with is recoverable */ #define HA_ERR_WRONG_INDEX 124 /* Wrong index given to function */ #define HA_ERR_CRASHED 126 /* Indexfile is crashed */ @@ -347,7 +385,7 @@ enum ha_base_keytype { #define HA_ERR_WRONG_COMMAND 131 /* Command not supported */ #define HA_ERR_OLD_FILE 132 /* old databasfile */ #define HA_ERR_NO_ACTIVE_RECORD 133 /* No record read in update() */ -#define HA_ERR_RECORD_DELETED 134 /* Intern error-code */ +#define HA_ERR_RECORD_DELETED 134 /* A record is not there */ #define HA_ERR_RECORD_FILE_FULL 135 /* No more room in file */ #define HA_ERR_INDEX_FILE_FULL 136 /* No more room in file */ #define HA_ERR_END_OF_FILE 137 /* end in next/prev/first/last */ @@ -356,7 +394,7 @@ enum ha_base_keytype { #define HA_WRONG_CREATE_OPTION 140 /* Wrong create option */ #define HA_ERR_FOUND_DUPP_UNIQUE 141 /* Dupplicate unique on write */ #define HA_ERR_UNKNOWN_CHARSET 142 /* Can't open charset */ -#define HA_ERR_WRONG_MRG_TABLE_DEF 143 /* conflicting MyISAM tables in MERGE */ +#define HA_ERR_WRONG_MRG_TABLE_DEF 143 /* conflicting tables in MERGE */ #define HA_ERR_CRASHED_ON_REPAIR 144 /* Last (automatic?) repair failed */ #define HA_ERR_CRASHED_ON_USAGE 145 /* Table must be repaired */ #define HA_ERR_LOCK_WAIT_TIMEOUT 146 @@ -371,23 +409,51 @@ enum ha_base_keytype { #define HA_ERR_NO_SUCH_TABLE 155 /* The table does not exist in engine */ #define HA_ERR_TABLE_EXIST 156 /* The table existed in storage engine */ #define HA_ERR_NO_CONNECTION 157 /* Could not connect to storage engine */ -#define HA_ERR_NULL_IN_SPATIAL 158 /* NULLs are not supported in spatial index */ +/* NULLs are not supported in spatial index */ +#define HA_ERR_NULL_IN_SPATIAL 158 #define HA_ERR_TABLE_DEF_CHANGED 159 /* The table changed in storage engine */ -#define HA_ERR_TABLE_NEEDS_UPGRADE 160 /* The table changed in storage engine */ -#define HA_ERR_TABLE_READONLY 161 /* The table is not writable */ -#define HA_ERR_AUTOINC_READ_FAILED 162/* Failed to get the next autoinc value */ -#define HA_ERR_AUTOINC_ERANGE 163 /* Failed to set the row autoinc value */ -#define HA_ERR_TOO_MANY_CONCURRENT_TRXS 164 /*Too many active concurrent transactions */ -/* You must also add numbers and description to extra/perror.c ! */ - -#define HA_ERR_LAST 164 /*Copy last error nr.*/ -/* Add error numbers before HA_ERR_LAST and change it accordingly. */ +/* There's no partition in table for given value */ +#define HA_ERR_NO_PARTITION_FOUND 160 +#define HA_ERR_RBR_LOGGING_FAILED 161 /* Row-based binlogging of row failed */ +#define HA_ERR_DROP_INDEX_FK 162 /* Index needed in foreign key constr */ +/* + Upholding foreign key constraints would lead to a duplicate key error + in some other table. +*/ +#define HA_ERR_FOREIGN_DUPLICATE_KEY 163 +/* The table changed in storage engine */ +#define HA_ERR_TABLE_NEEDS_UPGRADE 164 +#define HA_ERR_TABLE_READONLY 165 /* The table is not writable */ + +#define HA_ERR_AUTOINC_READ_FAILED 166 /* Failed to get next autoinc value */ +#define HA_ERR_AUTOINC_ERANGE 167 /* Failed to set row autoinc value */ +#define HA_ERR_GENERIC 168 /* Generic error */ +/* row not actually updated: new values same as the old values */ +#define HA_ERR_RECORD_IS_THE_SAME 169 +/* It is not possible to log this statement */ +#define HA_ERR_LOGGING_IMPOSSIBLE 170 /* It is not possible to log this + statement */ +#define HA_ERR_CORRUPT_EVENT 171 /* The event was corrupt, leading to + illegal data being read */ +#define HA_ERR_NEW_FILE 172 /* New file format */ +#define HA_ERR_ROWS_EVENT_APPLY 173 /* The event could not be processed + no other hanlder error happened */ +#define HA_ERR_INITIALIZATION 174 /* Error during initialization */ +#define HA_ERR_FILE_TOO_SHORT 175 /* File too short */ +#define HA_ERR_WRONG_CRC 176 /* Wrong CRC on page */ +#define HA_ERR_TOO_MANY_CONCURRENT_TRXS 177 /*Too many active concurrent transactions */ +#define HA_ERR_LAST 177 /* Copy of last error nr */ + +/* Number of different errors */ #define HA_ERR_ERRORS (HA_ERR_LAST - HA_ERR_FIRST + 1) /* Other constants */ #define HA_NAMELEN 64 /* Max length of saved filename */ -#define NO_SUCH_KEY ((uint)~0) /* used as a key no. */ +#define NO_SUCH_KEY (~(uint)0) /* used as a key no. */ + +typedef ulong key_part_map; +#define HA_WHOLE_KEY (~(key_part_map)0) /* Intern constants in databases */ @@ -442,7 +508,7 @@ enum en_fieldtype { }; enum data_file_type { - STATIC_RECORD,DYNAMIC_RECORD,COMPRESSED_RECORD + STATIC_RECORD, DYNAMIC_RECORD, COMPRESSED_RECORD, BLOCK_RECORD }; /* For key ranges */ @@ -455,11 +521,13 @@ enum data_file_type { #define EQ_RANGE 32 #define NULL_RANGE 64 #define GEOM_FLAG 128 +#define SKIP_RANGE 256 typedef struct st_key_range { - const byte *key; + const uchar *key; uint length; + key_part_map keypart_map; enum ha_rkey_function flag; } key_range; @@ -492,4 +560,7 @@ typedef ulong ha_rows; #define HA_VARCHAR_PACKLENGTH(field_length) ((field_length) < 256 ? 1 :2) +/* invalidator function reference for Query Cache */ +typedef void (* invalidator_by_filename)(const char * filename); + #endif /* _my_base_h */ |