1
1
/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
2
2
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
4
* Copyright (C) 2008 Sun Microsystems, Inc.
4
* Copyright (C) 2008 Sun Microsystems
6
6
* This program is free software; you can redistribute it and/or modify
7
7
* it under the terms of the GNU General Public License as published by
43
41
#define LANGUAGE "english/"
44
42
#define TEMP_PREFIX "MY"
43
#define LOG_PREFIX "ML"
46
45
#define ER(X) ::drizzled::error_message((X))
48
/* buffer size for strerror_r() */
49
#define STRERROR_MAX 256
51
47
/* extra 4+4 bytes for slave tmp tables */
48
#define MAX_DBKEY_LENGTH (NAME_LEN*2+1+1+4+4)
49
#define MAX_ALIAS_NAME 256
52
50
#define MAX_FIELD_NAME 34 /* Max colum name length +2 */
53
51
#define MAX_SYS_VAR_LENGTH 32
54
52
#define MAX_INDEXES 64
55
const uint32_t MAX_KEY = MAX_INDEXES; /* Max used keys */
56
const uint32_t MAX_REF_PARTS = 16; /* Max parts used as ref */
57
const uint32_t MAX_KEY_LENGTH = 4096; // max possible key
58
const uint32_t MAX_KEY_LENGTH_DECIMAL_WIDTH = 4; // strlen("4096")
53
#define MAX_KEY MAX_INDEXES /* Max used keys */
54
#define MAX_REF_PARTS 16 /* Max parts used as ref */
55
#define MAX_KEY_LENGTH 4096 /* max possible key */
56
#define MAX_KEY_LENGTH_DECIMAL_WIDTH 4 /* strlen("4096") */
60
57
#if SIZEOF_OFF_T > 4
61
58
#define MAX_REFLENGTH 8 /* Max length for record ref */
63
60
#define MAX_REFLENGTH 4 /* Max length for record ref */
62
#define MAX_HOSTNAME 61 /* len+1 in mysql.user */
66
64
#define MAX_MBWIDTH 4 /* Max multibyte sequence */
67
65
#define MAX_FIELD_CHARLENGTH 255
71
69
/* Max column width +1 */
72
70
#define MAX_FIELD_WIDTH (MAX_FIELD_CHARLENGTH*MAX_MBWIDTH+1)
72
#define MAX_DATETIME_COMPRESSED_WIDTH 14 /* YYYYMMDDHHMMSS */
74
74
#define MAX_TABLES (sizeof(table_map)*8-3) /* Max tables in join */
75
75
#define PARAM_TABLE_BIT (((table_map) 1) << (sizeof(table_map)*8-3))
76
76
#define OUTER_REF_TABLE_BIT (((table_map) 1) << (sizeof(table_map)*8-2))
102
102
#define MIN_TURBOBM_PATTERN_LEN 3
105
Defines for binary logging.
106
Do not decrease the value of BIN_LOG_HEADER_SIZE.
107
Do not even increase it before checking code.
110
#define BIN_LOG_HEADER_SIZE 4
104
112
/* Below are #defines that used to be in mysql_priv.h */
105
113
/***************************************************************************
106
114
Configuration parameters
107
115
****************************************************************************/
108
116
#define MAX_FIELDS_BEFORE_HASH 32
117
#define USER_VARS_HASH_SIZE 16
109
118
#define TABLE_OPEN_CACHE_MIN 64
110
119
#define TABLE_OPEN_CACHE_DEFAULT 1024
177
186
/** Characters shown for the command in 'show processlist'. */
178
187
#define PROCESS_LIST_WIDTH 100
189
#define PRECISION_FOR_DOUBLE 53
190
#define PRECISION_FOR_FLOAT 24
192
/* The following can also be changed from the command line */
193
#define DEFAULT_CONCURRENCY 10
194
#define FLUSH_TIME 0 /**< Don't flush tables */
195
#define MAX_CONNECT_ERRORS 10 ///< errors before disabling host
197
#define INTERRUPT_PRIOR 10
198
#define CONNECT_PRIOR 9
200
#define QUERY_PRIOR 6
202
/* Bits from testflag */
205
TEST_PRINT_CACHED_TABLES= 1,
208
TEST_KEEP_TMP_TABLES,
209
TEST_READCHECK, /**< Force use of readcheck */
211
TEST_CORE_ON_SIGNAL, /**< Give core if signal */
213
TEST_SIGINT, /**< Allow sigint on threads */
214
TEST_SYNCHRONIZATION /**< get server to do sleep in some places */
180
217
/* Bits for different SQL modes modes (including ANSI mode) */
181
218
#define MODE_NO_ZERO_DATE (2)
182
219
#define MODE_INVALID_DATES (MODE_NO_ZERO_DATE*2)
184
221
#define MY_CHARSET_BIN_MB_MAXLEN 1
186
223
// uncachable cause
187
static const uint32_t UNCACHEABLE_DEPENDENT= 1;
188
static const uint32_t UNCACHEABLE_RAND= 2;
189
static const uint32_t UNCACHEABLE_SIDEEFFECT= 3;
224
#define UNCACHEABLE_DEPENDENT 1
225
#define UNCACHEABLE_RAND 2
226
#define UNCACHEABLE_SIDEEFFECT 4
190
227
/// forcing to save JOIN for explain
191
static const uint32_t UNCACHEABLE_EXPLAIN= 4;
228
#define UNCACHEABLE_EXPLAIN 8
192
229
/** Don't evaluate subqueries in prepare even if they're not correlated */
193
static const uint32_t UNCACHEABLE_PREPARE= 5;
230
#define UNCACHEABLE_PREPARE 16
194
231
/* For uncorrelated SELECT in an UNION with some correlated SELECTs */
195
static const uint32_t UNCACHEABLE_UNITED= 6;
232
#define UNCACHEABLE_UNITED 32
197
234
/* Used to check GROUP BY list in the MODE_ONLY_FULL_GROUP_BY mode */
198
235
#define UNDEF_POS (-1)
200
237
/* Options to add_table_to_list() */
201
static const uint32_t TL_OPTION_UPDATING= 0;
202
static const uint32_t TL_OPTION_FORCE_INDEX= 1;
203
static const uint32_t TL_OPTION_IGNORE_LEAVES= 2;
204
static const uint32_t TL_OPTION_ALIAS= 3;
205
static const uint32_t NUM_OF_TABLE_OPTIONS= 4;
238
#define TL_OPTION_UPDATING 1
239
#define TL_OPTION_FORCE_INDEX 2
240
#define TL_OPTION_IGNORE_LEAVES 4
241
#define TL_OPTION_ALIAS 8
207
243
/* Some portable defines */
256
292
#define HA_KEY_SWITCH_ALL_SAVE 3
295
Note: the following includes binlog and closing 0.
296
so: innodb + bdb + ndb + binlog + myisam + myisammrg + archive +
297
example + csv + heap + blackhole + federated + 0
298
(yes, the sum is deliberately inaccurate)
299
TODO remove the limit, use dynarrays
259
304
Parameters for open() (in register form->filestat)
260
305
HA_GET_INFO does an implicit HA_ABORT_IF_LOCKED
272
317
#define HA_BLOCK_LOCK 256 /* unlock when reading some records */
273
318
#define HA_OPEN_TEMPORARY 512
320
/* For transactional LOCK Table. handler::lock_table() */
321
#define HA_LOCK_IN_SHARE_MODE F_RDLCK
322
#define HA_LOCK_IN_EXCLUSIVE_MODE F_WRLCK
275
324
/* Some key definitions */
276
325
#define HA_KEY_NULL_LENGTH 1
277
326
#define HA_KEY_BLOB_LENGTH 2
279
const uint32_t HA_MAX_REC_LENGTH = 65535;
328
#define HA_MAX_REC_LENGTH 65535
281
330
/* Options of START TRANSACTION statement (and later of SET TRANSACTION stmt) */
282
331
enum start_transaction_option_t
295
344
#define HA_CREATE_USED_AUTO (1L << 0)
296
345
#define HA_CREATE_USED_CHARSET (1L << 8)
297
346
#define HA_CREATE_USED_DEFAULT_CHARSET (1L << 9)
347
#define HA_CREATE_USED_ROW_FORMAT (1L << 15)
300
350
The below two are not used (and not handled) in this milestone of this WL
358
408
#define MY_COLL_ALLOW_CONV 3
359
409
#define MY_COLL_DISALLOW_NONE 4
360
410
#define MY_COLL_CMP_CONV 7
362
inline static void clear_timestamp_auto_bits(timestamp_auto_set_type &_target_,
363
timestamp_auto_set_type _bits_)
365
_target_= static_cast<timestamp_auto_set_type>(_target_ & ~_bits_);
411
#define clear_timestamp_auto_bits(_target_, _bits_) \
412
(_target_)= (enum timestamp_auto_set_type)((int)(_target_) & ~(int)(_bits_))
369
415
* The following are for the interface with the .frm file
372
418
#define FIELDFLAG_PACK_SHIFT 3
373
419
#define FIELDFLAG_MAX_DEC 31
376
// FIXME: T will just be drizzled::Field::utype, but that would
377
// require including field.h. Moving the function elsewhere might be a
378
// better idea. Leaving it for restructuring.
379
template <typename T>
380
T MTYP_TYPENR(const T& type)
382
return static_cast<T>(type & 127);
385
421
#define MTYP_TYPENR(type) (type & 127) /* Remove bits from type */
388
inline static uint32_t f_settype(const enum enum_field_types x)
390
return (uint32_t(x) << FIELDFLAG_PACK_SHIFT);
423
#define f_settype(x) (((int) x) << FIELDFLAG_PACK_SHIFT)
393
426
#ifdef __cplusplus
394
427
template <class T> void set_if_bigger(T &a, const T &b)
466
493
#define uint64_t2double(A) ((double) (uint64_t) (A))
469
#ifndef int64_t2double
470
#define int64_t2double(A) ((double) (int64_t) (A))
474
497
#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
499
#define ulong_to_double(X) ((double) (ulong) (X))
477
501
/* From limits.h instead */
501
525
#define MY_ALIGN(A,L) (((A) + (L) - 1) & ~((L) - 1))
502
526
#define ALIGN_SIZE(A) MY_ALIGN((A),sizeof(double))
527
/* Size to make adressable obj. */
528
#define ALIGN_PTR(A, t) ((t*) MY_ALIGN((A),sizeof(t)))
529
/* Offset of field f in structure t */
530
#define OFFSET(t, f) ((size_t)(char *)&((t *)0)->f)
503
531
#ifdef __cplusplus
504
532
#define ADD_TO_PTR(ptr,size,type) (type) (reinterpret_cast<const unsigned char*>(ptr)+size)
533
#define PTR_BYTE_DIFF(A,B) (ptrdiff_t) (reinterpret_cast<const unsigned char*>(A) - reinterpret_cast<const unsigned char*>(B))
506
535
#define ADD_TO_PTR(ptr,size,type) (type) ((unsigned char*) (ptr)+size)
536
#define PTR_BYTE_DIFF(A,B) (ptrdiff_t) ((unsigned char*) (A) - (unsigned char*) (B))
509
539
#define MY_DIV_UP(A, B) (((A) + (B) - 1) / (B))
589
621
# define _DTRACE_VERSION 0
592
typedef uint64_t table_map; /* Used for table bits in join */
593
typedef uint32_t nesting_map; /* Used for flags of nesting constructs */
595
624
} /* namespace drizzled */
597
626
#endif /* DRIZZLED_DEFINITIONS_H */