Commit e7407cd8 authored by unknown's avatar unknown
Browse files

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

into  xiphis.org:/home/antony/work2/p1-bug22694.2
parents b87473c3 fd1928e4

include/mysql.h

+0 −6
Original line number Diff line number Diff line
@@ -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 {

libmysqld/lib_sql.cc

+0 −1
Original line number Diff line number Diff line
@@ -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

  /*

mysql-test/r/myisam.result

+45 −0
Original line number Diff line number Diff line
@@ -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

mysql-test/t/myisam.test

+43 −0
Original line number Diff line number Diff line
@@ -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

storage/myisam/mi_check.c

+73 −17
Original line number Diff line number Diff line
@@ -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)))

  DBUG_ENTER("chk_index_down");



  /* 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,"Wrong pagepointer: %s at page: %s",

                llstr(page,llbuff),llstr(page,llbuff2));



    if (page+info->s->blocksize > max_length)

    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;

    /* Fix the remebered key file length. */

    info->state->key_file_length= (max_length &

                                  ~ (my_off_t) (info->s->blocksize-1));

                                   ~ (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 */

}