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nexedi
MariaDB
Commits
5559c48e
Commit
5559c48e
authored
Sep 24, 2005
by
unknown
Browse files
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Merge spetrunia@bk-internal.mysql.com:/home/bk/mysql-4.1
into mysql.com:/home/psergey/mysql-4.1-bug13419
parents
32de9735
2a4f5aac
Changes
5
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Inline
Side-by-side
Showing
5 changed files
with
12 additions
and
12 deletions
+12
-12
myisam/mi_check.c
myisam/mi_check.c
+1
-1
myisam/myisamchk.c
myisam/myisamchk.c
+3
-3
mysql-test/r/myisam.result
mysql-test/r/myisam.result
+2
-2
sql/ha_myisam.cc
sql/ha_myisam.cc
+1
-1
sql/mysqld.cc
sql/mysqld.cc
+5
-5
No files found.
myisam/mi_check.c
View file @
5559c48e
...
...
@@ -3994,7 +3994,7 @@ void update_auto_increment_key(MI_CHECK *param, MI_INFO *info,
...
The 'unique' array is collected in one sequential scan through the entire
index. This is done in two places: in chk_index() and in sort_key_write().
Statistics collection may consider NULLs as either equal or
i
nequal (see
Statistics collection may consider NULLs as either equal or
u
nequal (see
SEARCH_NULL_ARE_NOT_EQUAL, MI_STATS_METHOD_*).
Output is an array:
...
...
myisam/myisamchk.c
View file @
5559c48e
...
...
@@ -67,7 +67,7 @@ static const char *field_pack[]=
"no zeros"
,
"blob"
,
"constant"
,
"table-lockup"
,
"always zero"
,
"varchar"
,
"unique-hash"
,
"?"
,
"?"
};
static
const
char
*
myisam_stats_method_str
=
"nulls_
i
nequal"
;
static
const
char
*
myisam_stats_method_str
=
"nulls_
u
nequal"
;
static
void
get_options
(
int
*
argc
,
char
*
*
*
argv
);
static
void
print_version
(
void
);
...
...
@@ -339,7 +339,7 @@ static struct my_option my_long_options[] =
REQUIRED_ARG
,
0
,
0
,
0
,
0
,
0
,
0
},
{
"stats_method"
,
OPT_STATS_METHOD
,
"Specifies how index statistics collection code should threat NULLs. "
"Possible values of name are
\"
nulls_
i
nequal
\"
(default behavior for 4.1/5.0), and
\"
nulls_equal
\"
(emulate 4.0 behavior)."
,
"Possible values of name are
\"
nulls_
u
nequal
\"
(default behavior for 4.1/5.0), and
\"
nulls_equal
\"
(emulate 4.0 behavior)."
,
(
gptr
*
)
&
myisam_stats_method_str
,
(
gptr
*
)
&
myisam_stats_method_str
,
0
,
GET_STR
,
REQUIRED_ARG
,
0
,
0
,
0
,
0
,
0
,
0
},
{
0
,
0
,
0
,
0
,
0
,
0
,
GET_NO_ARG
,
NO_ARG
,
0
,
0
,
0
,
0
,
0
,
0
}
...
...
@@ -471,7 +471,7 @@ static void usage(void)
#include <help_end.h>
const
char
*
myisam_stats_method_names
[]
=
{
"nulls_
i
nequal"
,
"nulls_equal"
,
const
char
*
myisam_stats_method_names
[]
=
{
"nulls_
u
nequal"
,
"nulls_equal"
,
NullS
};
TYPELIB
myisam_stats_method_typelib
=
{
array_elements
(
myisam_stats_method_names
)
-
1
,
""
,
...
...
mysql-test/r/myisam.result
View file @
5559c48e
...
...
@@ -611,7 +611,7 @@ test.t2 984116287
drop table t1, t2;
show variables like 'myisam_stats_method';
Variable_name Value
myisam_stats_method nulls_
i
nequal
myisam_stats_method nulls_
u
nequal
create table t1 (a int, key(a));
insert into t1 values (0),(1),(2),(3),(4);
insert into t1 select NULL from t1;
...
...
@@ -652,7 +652,7 @@ t1 1 a 1 a A 5 NULL NULL YES BTREE
set myisam_stats_method=DEFAULT;
show variables like 'myisam_stats_method';
Variable_name Value
myisam_stats_method nulls_
i
nequal
myisam_stats_method nulls_
u
nequal
insert into t1 values (11);
delete from t1 where a=11;
analyze table t1;
...
...
sql/ha_myisam.cc
View file @
5559c48e
...
...
@@ -39,7 +39,7 @@ const char *myisam_recover_names[] =
TYPELIB
myisam_recover_typelib
=
{
array_elements
(
myisam_recover_names
)
-
1
,
""
,
myisam_recover_names
,
NULL
};
const
char
*
myisam_stats_method_names
[]
=
{
"nulls_
i
nequal"
,
"nulls_equal"
,
const
char
*
myisam_stats_method_names
[]
=
{
"nulls_
u
nequal"
,
"nulls_equal"
,
NullS
};
TYPELIB
myisam_stats_method_typelib
=
{
array_elements
(
myisam_stats_method_names
)
-
1
,
""
,
...
...
sql/mysqld.cc
View file @
5559c48e
...
...
@@ -369,7 +369,7 @@ char *mysqld_unix_port, *opt_mysql_tmpdir;
char
*
my_bind_addr_str
;
const
char
**
errmesg
;
/* Error messages */
const
char
*
myisam_recover_options_str
=
"OFF"
;
const
char
*
myisam_stats_method_str
=
"nulls_
i
nequal"
;
const
char
*
myisam_stats_method_str
=
"nulls_
u
nequal"
;
const
char
*
sql_mode_str
=
"OFF"
;
/* name of reference on left espression in rewritten IN subquery */
const
char
*
in_left_expr_name
=
"<left expr>"
;
...
...
@@ -5212,7 +5212,7 @@ The minimum value for this variable is 4096.",
GET_ULONG
,
REQUIRED_ARG
,
8192
*
1024
,
4
,
~
0L
,
0
,
1
,
0
},
{
"myisam_stats_method"
,
OPT_MYISAM_STATS_METHOD
,
"Specifies how MyISAM index statistics collection code should threat NULLs. "
"Possible values of name are
\"
nulls_
i
nequal
\"
(default behavior for 4.1/5.0), and
\"
nulls_equal
\"
(emulate 4.0 behavior)."
,
"Possible values of name are
\"
nulls_
u
nequal
\"
(default behavior for 4.1/5.0), and
\"
nulls_equal
\"
(emulate 4.0 behavior)."
,
(
gptr
*
)
&
myisam_stats_method_str
,
(
gptr
*
)
&
myisam_stats_method_str
,
0
,
GET_STR
,
REQUIRED_ARG
,
0
,
0
,
0
,
0
,
0
,
0
},
{
"net_buffer_length"
,
OPT_NET_BUFFER_LENGTH
,
...
...
@@ -5499,10 +5499,10 @@ struct show_var_st status_vars[]= {
{
"Com_show_fields"
,
(
char
*
)
(
com_stat
+
(
uint
)
SQLCOM_SHOW_FIELDS
),
SHOW_LONG
},
{
"Com_show_grants"
,
(
char
*
)
(
com_stat
+
(
uint
)
SQLCOM_SHOW_GRANTS
),
SHOW_LONG
},
{
"Com_show_innodb_status"
,
(
char
*
)
(
com_stat
+
(
uint
)
SQLCOM_SHOW_INNODB_STATUS
),
SHOW_LONG
},
{
"Com_show_ndb_status"
,
(
char
*
)
(
com_stat
+
(
uint
)
SQLCOM_SHOW_NDBCLUSTER_STATUS
),
SHOW_LONG
},
{
"Com_show_keys"
,
(
char
*
)
(
com_stat
+
(
uint
)
SQLCOM_SHOW_KEYS
),
SHOW_LONG
},
{
"Com_show_logs"
,
(
char
*
)
(
com_stat
+
(
uint
)
SQLCOM_SHOW_LOGS
),
SHOW_LONG
},
{
"Com_show_master_status"
,
(
char
*
)
(
com_stat
+
(
uint
)
SQLCOM_SHOW_MASTER_STAT
),
SHOW_LONG
},
{
"Com_show_ndb_status"
,
(
char
*
)
(
com_stat
+
(
uint
)
SQLCOM_SHOW_NDBCLUSTER_STATUS
),
SHOW_LONG
},
{
"Com_show_new_master"
,
(
char
*
)
(
com_stat
+
(
uint
)
SQLCOM_SHOW_NEW_MASTER
),
SHOW_LONG
},
{
"Com_show_open_tables"
,
(
char
*
)
(
com_stat
+
(
uint
)
SQLCOM_SHOW_OPEN_TABLES
),
SHOW_LONG
},
{
"Com_show_privileges"
,
(
char
*
)
(
com_stat
+
(
uint
)
SQLCOM_SHOW_PRIVILEGES
),
SHOW_LONG
},
...
...
@@ -5767,7 +5767,7 @@ static void mysql_init_variables(void)
query_id
=
thread_id
=
1L
;
strmov
(
server_version
,
MYSQL_SERVER_VERSION
);
myisam_recover_options_str
=
sql_mode_str
=
"OFF"
;
myisam_stats_method_str
=
"nulls_
i
nequal"
;
myisam_stats_method_str
=
"nulls_
u
nequal"
;
my_bind_addr
=
htonl
(
INADDR_ANY
);
threads
.
empty
();
thread_cache
.
empty
();
...
...
@@ -5818,7 +5818,7 @@ static void mysql_init_variables(void)
global_system_variables
.
old_passwords
=
0
;
/*
Default behavior for 4.1 and 5.0 is to treat NULL values as
i
nequal
Default behavior for 4.1 and 5.0 is to treat NULL values as
u
nequal
when collecting index statistics for MyISAM tables.
*/
global_system_variables
.
myisam_stats_method
=
MI_STATS_METHOD_NULLS_NOT_EQUAL
;
...
...
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