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Kirill Smelkov
mariadb
Commits
e4f12577
Commit
e4f12577
authored
May 31, 2006
by
ingo@mysql.com
Browse files
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Merge mysql.com:/home/mydev/mysql-5.0-bug19604
into mysql.com:/home/mydev/mysql-5.1-bug19604
parents
ed2e4755
6345502b
Changes
5
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Showing
5 changed files
with
27 additions
and
29 deletions
+27
-29
storage/myisam/mi_check.c
storage/myisam/mi_check.c
+16
-18
storage/myisam/mi_key.c
storage/myisam/mi_key.c
+6
-8
storage/myisam/mi_update.c
storage/myisam/mi_update.c
+2
-1
storage/myisam/mi_write.c
storage/myisam/mi_write.c
+2
-1
storage/myisam/myisamdef.h
storage/myisam/myisamdef.h
+1
-1
No files found.
storage/myisam/mi_check.c
View file @
e4f12577
...
...
@@ -453,25 +453,24 @@ int chk_key(MI_CHECK *param, register MI_INFO *info)
if
((
uint
)
share
->
base
.
auto_key
-
1
==
key
)
{
/* Check that auto_increment key is bigger than max key value */
ulonglong
save_auto_value
=
info
->
s
->
state
.
auto_increment
;
info
->
s
->
state
.
auto_increment
=
0
;
ulonglong
auto_increment
;
info
->
lastinx
=
key
;
_mi_read_key_record
(
info
,
0L
,
info
->
rec_buff
);
updat
e_auto_increment
(
info
,
info
->
rec_buff
);
if
(
info
->
s
->
state
.
auto_increment
>
save_auto_value
)
auto_increment
=
retriev
e_auto_increment
(
info
,
info
->
rec_buff
);
if
(
auto_increment
>
info
->
s
->
state
.
auto_increment
)
{
mi_check_print_warning
(
param
,
"Auto-increment value: %s is smaller
than max used value: %s"
,
llstr
(
save_auto_value
,
buff2
),
llstr
(
info
->
s
->
state
.
auto_increment
,
buff
));
mi_check_print_warning
(
param
,
"Auto-increment value: %s is smaller "
"
than max used value: %s"
,
llstr
(
info
->
s
->
state
.
auto_increment
,
buff2
),
llstr
(
auto_increment
,
buff
));
}
if
(
param
->
testflag
&
T_AUTO_INC
)
{
set_if_bigger
(
info
->
s
->
state
.
auto_increment
,
param
->
auto_increment_value
);
set_if_bigger
(
info
->
s
->
state
.
auto_increment
,
auto_increment
);
set_if_bigger
(
info
->
s
->
state
.
auto_increment
,
param
->
auto_increment_value
);
}
else
info
->
s
->
state
.
auto_increment
=
save_auto_value
;
/* Check that there isn't a row with auto_increment = 0 in the table */
mi_extra
(
info
,
HA_EXTRA_KEYREAD
,
0
);
...
...
@@ -481,8 +480,8 @@ int chk_key(MI_CHECK *param, register MI_INFO *info)
{
/* Don't count this as a real warning, as myisamchk can't correct it */
uint
save
=
param
->
warning_printed
;
mi_check_print_warning
(
param
,
"Found row where the auto_increment
column has the value 0"
);
mi_check_print_warning
(
param
,
"Found row where the auto_increment "
"
column has the value 0"
);
param
->
warning_printed
=
save
;
}
mi_extra
(
info
,
HA_EXTRA_NO_KEYREAD
,
0
);
...
...
@@ -4096,11 +4095,10 @@ void update_auto_increment_key(MI_CHECK *param, MI_INFO *info,
}
else
{
ulonglong
auto_increment
=
(
repair_only
?
info
->
s
->
state
.
auto_increment
:
param
->
auto_increment_value
);
info
->
s
->
state
.
auto_increment
=
0
;
update_auto_increment
(
info
,
record
);
ulonglong
auto_increment
=
retrieve_auto_increment
(
info
,
record
);
set_if_bigger
(
info
->
s
->
state
.
auto_increment
,
auto_increment
);
if
(
!
repair_only
)
set_if_bigger
(
info
->
s
->
state
.
auto_increment
,
param
->
auto_increment_value
);
}
mi_extra
(
info
,
HA_EXTRA_NO_KEYREAD
,
0
);
my_free
((
char
*
)
record
,
MYF
(
0
));
...
...
storage/myisam/mi_key.c
View file @
e4f12577
...
...
@@ -507,22 +507,21 @@ int _mi_read_key_record(MI_INFO *info, my_off_t filepos, byte *buf)
return
(
-
1
);
/* Wrong data to read */
}
/*
Updat
e auto_increment info
Retriev
e auto_increment info
SYNOPSIS
updat
e_auto_increment()
retriev
e_auto_increment()
info MyISAM handler
record Row to update
IMPLEMENTATION
Only replace the auto_increment value if it is higher than the previous
one. For signed columns we don't update the auto increment value if it's
For signed columns we don't retrieve the auto increment value if it's
less than zero.
*/
void
updat
e_auto_increment
(
MI_INFO
*
info
,
const
byte
*
record
)
ulonglong
retriev
e_auto_increment
(
MI_INFO
*
info
,
const
byte
*
record
)
{
ulonglong
value
=
0
;
/* Store unsigned values here */
longlong
s_value
=
0
;
/* Store signed values here */
...
...
@@ -587,6 +586,5 @@ void update_auto_increment(MI_INFO *info,const byte *record)
and if s_value == 0 then value will contain either s_value or the
correct value.
*/
set_if_bigger
(
info
->
s
->
state
.
auto_increment
,
(
s_value
>
0
)
?
(
ulonglong
)
s_value
:
value
);
return
(
s_value
>
0
)
?
(
ulonglong
)
s_value
:
value
;
}
storage/myisam/mi_update.c
View file @
e4f12577
...
...
@@ -164,7 +164,8 @@ int mi_update(register MI_INFO *info, const byte *oldrec, byte *newrec)
key_changed
|=
HA_STATE_CHANGED
;
/* Must update index file */
}
if
(
auto_key_changed
)
update_auto_increment
(
info
,
newrec
);
set_if_bigger
(
info
->
s
->
state
.
auto_increment
,
retrieve_auto_increment
(
info
,
newrec
));
if
(
share
->
calc_checksum
)
info
->
state
->
checksum
+=
(
info
->
checksum
-
old_checksum
);
...
...
storage/myisam/mi_write.c
View file @
e4f12577
...
...
@@ -149,7 +149,8 @@ int mi_write(MI_INFO *info, byte *record)
info
->
state
->
checksum
+=
info
->
checksum
;
}
if
(
share
->
base
.
auto_key
)
update_auto_increment
(
info
,
record
);
set_if_bigger
(
info
->
s
->
state
.
auto_increment
,
retrieve_auto_increment
(
info
,
record
));
info
->
update
=
(
HA_STATE_CHANGED
|
HA_STATE_AKTIV
|
HA_STATE_WRITTEN
|
HA_STATE_ROW_CHANGED
);
info
->
state
->
records
++
;
...
...
storage/myisam/myisamdef.h
View file @
e4f12577
...
...
@@ -591,7 +591,7 @@ extern uint _mi_pack_key(MI_INFO *info,uint keynr,uchar *key,uchar *old,
extern
int
_mi_read_key_record
(
MI_INFO
*
info
,
my_off_t
filepos
,
byte
*
buf
);
extern
int
_mi_read_cache
(
IO_CACHE
*
info
,
byte
*
buff
,
my_off_t
pos
,
uint
length
,
int
re_read_if_possibly
);
extern
void
updat
e_auto_increment
(
MI_INFO
*
info
,
const
byte
*
record
);
extern
ulonglong
retriev
e_auto_increment
(
MI_INFO
*
info
,
const
byte
*
record
);
extern
byte
*
mi_alloc_rec_buff
(
MI_INFO
*
,
ulong
,
byte
**
);
#define mi_get_rec_buff_ptr(info,buf) \
...
...
Write
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