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Merge xiphis.org:/home/antony/work2/p3-bug22694.1

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into  xiphis.org:/home/antony/work2/p1-bug22694.2
This commit is contained in:
acurtis/antony@ltamd64.xiphis.org 2006-11-07 00:46:44 -08:00
commit a5b51d0aff
6 changed files with 165 additions and 26 deletions
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6
include/mysql.h
View File

@ -293,12 +293,6 @@ typedef struct st_mysql
/* needed for embedded server - no net buffer to store the 'info' */
char *info_buffer;
#endif
/*
In embedded server it points to the statement that is processed
in the current query. We store some results directly in statement
fields then.
*/
struct st_mysql_stmt *current_stmt;
} MYSQL;
typedef struct st_mysql_res {

1
libmysqld/lib_sql.cc
View File

@ -100,7 +100,6 @@ emb_advanced_command(MYSQL *mysql, enum enum_server_command command,
mysql->affected_rows= ~(my_ulonglong) 0;
mysql->field_count= 0;
net->last_errno= 0;
mysql->current_stmt= stmt;
thd->store_globals(); // Fix if more than one connect
/*

45
mysql-test/r/myisam.result
View File

@ -1757,4 +1757,49 @@ create table t1 (a int not null, key key_block_size=1024 (a));
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '=1024 (a))' at line 1
create table t1 (a int not null, key `a` key_block_size=1024 (a));
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'key_block_size=1024 (a))' at line 1
CREATE TABLE t1 (
c1 INT,
c2 VARCHAR(300),
KEY (c1) KEY_BLOCK_SIZE 1024,
KEY (c2) KEY_BLOCK_SIZE 8192
);
INSERT INTO t1 VALUES (10, REPEAT('a', CEIL(RAND(10) * 300))),
(11, REPEAT('b', CEIL(RAND() * 300))),
(12, REPEAT('c', CEIL(RAND() * 300))),
(13, REPEAT('d', CEIL(RAND() * 300))),
(14, REPEAT('e', CEIL(RAND() * 300))),
(15, REPEAT('f', CEIL(RAND() * 300))),
(16, REPEAT('g', CEIL(RAND() * 300))),
(17, REPEAT('h', CEIL(RAND() * 300))),
(18, REPEAT('i', CEIL(RAND() * 300))),
(19, REPEAT('j', CEIL(RAND() * 300))),
(20, REPEAT('k', CEIL(RAND() * 300))),
(21, REPEAT('l', CEIL(RAND() * 300))),
(22, REPEAT('m', CEIL(RAND() * 300))),
(23, REPEAT('n', CEIL(RAND() * 300))),
(24, REPEAT('o', CEIL(RAND() * 300))),
(25, REPEAT('p', CEIL(RAND() * 300))),
(26, REPEAT('q', CEIL(RAND() * 300))),
(27, REPEAT('r', CEIL(RAND() * 300))),
(28, REPEAT('s', CEIL(RAND() * 300))),
(29, REPEAT('t', CEIL(RAND() * 300))),
(30, REPEAT('u', CEIL(RAND() * 300))),
(31, REPEAT('v', CEIL(RAND() * 300))),
(32, REPEAT('w', CEIL(RAND() * 300))),
(33, REPEAT('x', CEIL(RAND() * 300))),
(34, REPEAT('y', CEIL(RAND() * 300))),
(35, REPEAT('z', CEIL(RAND() * 300)));
INSERT INTO t1 SELECT * FROM t1;
INSERT INTO t1 SELECT * FROM t1;
CHECK TABLE t1;
Table Op Msg_type Msg_text
test.t1 check status OK
REPAIR TABLE t1;
Table Op Msg_type Msg_text
test.t1 repair status OK
DELETE FROM t1 WHERE c1 >= 10;
CHECK TABLE t1;
Table Op Msg_type Msg_text
test.t1 check status OK
DROP TABLE t1;
End of 5.1 tests

43
mysql-test/t/myisam.test
View File

@ -1054,4 +1054,47 @@ create table t1 (a int not null, key key_block_size=1024 (a));
--error 1064
create table t1 (a int not null, key `a` key_block_size=1024 (a));
#
# Bug#22119 - Changing MI_KEY_BLOCK_LENGTH makes a wrong myisamchk
#
CREATE TABLE t1 (
c1 INT,
c2 VARCHAR(300),
KEY (c1) KEY_BLOCK_SIZE 1024,
KEY (c2) KEY_BLOCK_SIZE 8192
);
INSERT INTO t1 VALUES (10, REPEAT('a', CEIL(RAND(10) * 300))),
(11, REPEAT('b', CEIL(RAND() * 300))),
(12, REPEAT('c', CEIL(RAND() * 300))),
(13, REPEAT('d', CEIL(RAND() * 300))),
(14, REPEAT('e', CEIL(RAND() * 300))),
(15, REPEAT('f', CEIL(RAND() * 300))),
(16, REPEAT('g', CEIL(RAND() * 300))),
(17, REPEAT('h', CEIL(RAND() * 300))),
(18, REPEAT('i', CEIL(RAND() * 300))),
(19, REPEAT('j', CEIL(RAND() * 300))),
(20, REPEAT('k', CEIL(RAND() * 300))),
(21, REPEAT('l', CEIL(RAND() * 300))),
(22, REPEAT('m', CEIL(RAND() * 300))),
(23, REPEAT('n', CEIL(RAND() * 300))),
(24, REPEAT('o', CEIL(RAND() * 300))),
(25, REPEAT('p', CEIL(RAND() * 300))),
(26, REPEAT('q', CEIL(RAND() * 300))),
(27, REPEAT('r', CEIL(RAND() * 300))),
(28, REPEAT('s', CEIL(RAND() * 300))),
(29, REPEAT('t', CEIL(RAND() * 300))),
(30, REPEAT('u', CEIL(RAND() * 300))),
(31, REPEAT('v', CEIL(RAND() * 300))),
(32, REPEAT('w', CEIL(RAND() * 300))),
(33, REPEAT('x', CEIL(RAND() * 300))),
(34, REPEAT('y', CEIL(RAND() * 300))),
(35, REPEAT('z', CEIL(RAND() * 300)));
INSERT INTO t1 SELECT * FROM t1;
INSERT INTO t1 SELECT * FROM t1;
CHECK TABLE t1;
REPAIR TABLE t1;
DELETE FROM t1 WHERE c1 >= 10;
CHECK TABLE t1;
DROP TABLE t1;
--echo End of 5.1 tests

88
storage/myisam/mi_check.c
View File

@ -251,11 +251,12 @@ static int check_k_link(MI_CHECK *param, register MI_INFO *info, uint nr)
my_off_t next_link;
uint block_size=(nr+1)*MI_MIN_KEY_BLOCK_LENGTH;
ha_rows records;
char llbuff[21],*buff;
char llbuff[21], llbuff2[21], *buff;
DBUG_ENTER("check_k_link");
DBUG_PRINT("enter", ("block_size: %u", block_size));
if (param->testflag & T_VERBOSE)
printf("block_size %4d:",block_size);
printf("block_size %4u:", block_size); /* purecov: tested */
next_link=info->s->state.key_del[nr];
records= (ha_rows) (info->state->key_file_length / block_size);
@ -265,14 +266,46 @@ static int check_k_link(MI_CHECK *param, register MI_INFO *info, uint nr)
DBUG_RETURN(1);
if (param->testflag & T_VERBOSE)
printf("%16s",llstr(next_link,llbuff));
if (next_link > info->state->key_file_length ||
next_link & (info->s->blocksize-1))
/* Key blocks must lay within the key file length entirely. */
if (next_link + block_size > info->state->key_file_length)
{
/* purecov: begin tested */
mi_check_print_error(param, "Invalid key block position: %s "
"key block size: %u file_length: %s",
llstr(next_link, llbuff), block_size,
llstr(info->state->key_file_length, llbuff2));
DBUG_RETURN(1);
/* purecov: end */
}
/* Key blocks must be aligned at MI_MIN_KEY_BLOCK_LENGTH. */
if (next_link & (MI_MIN_KEY_BLOCK_LENGTH - 1))
{
/* purecov: begin tested */
mi_check_print_error(param, "Mis-aligned key block: %s "
"minimum key block length: %u",
llstr(next_link, llbuff), MI_MIN_KEY_BLOCK_LENGTH);
DBUG_RETURN(1);
/* purecov: end */
}
/*
Read the key block with MI_MIN_KEY_BLOCK_LENGTH to find next link.
If the key cache block size is smaller than block_size, we can so
avoid unecessary eviction of cache block.
*/
if (!(buff=key_cache_read(info->s->key_cache,
info->s->kfile, next_link, DFLT_INIT_HITS,
(byte*) info->buff,
myisam_block_size, block_size, 1)))
(byte*) info->buff, MI_MIN_KEY_BLOCK_LENGTH,
MI_MIN_KEY_BLOCK_LENGTH, 1)))
{
/* purecov: begin tested */
mi_check_print_error(param, "key cache read error for block: %s",
llstr(next_link,llbuff));
DBUG_RETURN(1);
/* purecov: end */
}
next_link=mi_sizekorr(buff);
records--;
param->key_file_blocks+=block_size;
@ -556,17 +589,37 @@ static int chk_index_down(MI_CHECK *param, MI_INFO *info, MI_KEYDEF *keyinfo,
ha_checksum *key_checksum, uint level)
{
char llbuff[22],llbuff2[22];
if (page > info->state->key_file_length || (page & (info->s->blocksize -1)))
{
my_off_t max_length=my_seek(info->s->kfile,0L,MY_SEEK_END,MYF(0));
mi_check_print_error(param,"Wrong pagepointer: %s at page: %s",
llstr(page,llbuff),llstr(page,llbuff2));
DBUG_ENTER("chk_index_down");
if (page+info->s->blocksize > max_length)
/* Key blocks must lay within the key file length entirely. */
if (page + keyinfo->block_length > info->state->key_file_length)
{
/* purecov: begin tested */
/* Give it a chance to fit in the real file size. */
my_off_t max_length= my_seek(info->s->kfile, 0L, MY_SEEK_END, MYF(0));
mi_check_print_error(param, "Invalid key block position: %s "
"key block size: %u file_length: %s",
llstr(page, llbuff), keyinfo->block_length,
llstr(info->state->key_file_length, llbuff2));
if (page + keyinfo->block_length > max_length)
goto err;
info->state->key_file_length=(max_length &
~ (my_off_t) (info->s->blocksize-1));
/* Fix the remebered key file length. */
info->state->key_file_length= (max_length &
~ (my_off_t) (keyinfo->block_length - 1));
/* purecov: end */
}
/* Key blocks must be aligned at MI_MIN_KEY_BLOCK_LENGTH. */
if (page & (MI_MIN_KEY_BLOCK_LENGTH - 1))
{
/* purecov: begin tested */
mi_check_print_error(param, "Mis-aligned key block: %s "
"minimum key block length: %u",
llstr(page, llbuff), MI_MIN_KEY_BLOCK_LENGTH);
goto err;
/* purecov: end */
}
if (!_mi_fetch_keypage(info,keyinfo,page, DFLT_INIT_HITS,buff,0))
{
mi_check_print_error(param,"Can't read key from filepos: %s",
@ -577,9 +630,12 @@ static int chk_index_down(MI_CHECK *param, MI_INFO *info, MI_KEYDEF *keyinfo,
if (chk_index(param,info,keyinfo,page,buff,keys,key_checksum,level))
goto err;
return 0;
DBUG_RETURN(0);
/* purecov: begin tested */
err:
return 1;
DBUG_RETURN(1);
/* purecov: end */
}

8
storage/myisam/mi_dynrec.c
View File

@ -1203,9 +1203,11 @@ ulong _mi_rec_unpack(register MI_INFO *info, register byte *to, byte *from,
{
uint size_length=rec_length- mi_portable_sizeof_char_ptr;
ulong blob_length=_mi_calc_blob_length(size_length,from);
if ((ulong) (from_end-from) - size_length < blob_length ||
min_pack_length > (uint) (from_end -(from+size_length+blob_length)))
goto err;
ulong from_left= (ulong) (from_end - from);
if (from_left < size_length ||
from_left - size_length < blob_length ||
from_left - size_length - blob_length < min_pack_length)
goto err;
memcpy((byte*) to,(byte*) from,(size_t) size_length);
from+=size_length;
memcpy_fixed((byte*) to+size_length,(byte*) &from,sizeof(char*));