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Merge bk-internal.mysql.com:/home/bk/mysql-5.1-maint

Browse Source 
into  janus.mylan:/usr/home/serg/Abk/mysql-5.1
This commit is contained in:
serg@janus.mylan
2007-12-20 22:11:37 +01:00
parent 6accbba0c0 d902f4d3d6
commit d9ca7b670e
306 changed files with 11710 additions and 2869 deletions
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166
sql/sql_table.cc
View File

@@ -279,7 +279,7 @@ uint build_tmptable_filename(THD* thd, char *buff, size_t bufflen)
*/
typedef struct st_global_ddl_log
struct st_global_ddl_log
{
/*
We need to adjust buffer size to be able to handle downgrades/upgrades
@@ -297,10 +297,12 @@ typedef struct st_global_ddl_log
uint name_len;
uint io_size;
bool inited;
bool do_release;
bool recovery_phase;
} GLOBAL_DDL_LOG;
st_global_ddl_log() : inited(false), do_release(false) {}
};
GLOBAL_DDL_LOG global_ddl_log;
st_global_ddl_log global_ddl_log;
pthread_mutex_t LOCK_gdl;
@@ -460,6 +462,7 @@ static uint read_ddl_log_header()
global_ddl_log.first_used= NULL;
global_ddl_log.num_entries= 0;
VOID(pthread_mutex_init(&LOCK_gdl, MY_MUTEX_INIT_FAST));
global_ddl_log.do_release= true;
DBUG_RETURN(entry_no);
}
@@ -1150,6 +1153,9 @@ void release_ddl_log()
DDL_LOG_MEMORY_ENTRY *used_list= global_ddl_log.first_used;
DBUG_ENTER("release_ddl_log");
if (!global_ddl_log.do_release)
DBUG_VOID_RETURN;
pthread_mutex_lock(&LOCK_gdl);
while (used_list)
{
@@ -1167,6 +1173,7 @@ void release_ddl_log()
global_ddl_log.inited= 0;
pthread_mutex_unlock(&LOCK_gdl);
VOID(pthread_mutex_destroy(&LOCK_gdl));
global_ddl_log.do_release= false;
DBUG_VOID_RETURN;
}
@@ -1241,6 +1248,10 @@ bool mysql_write_frm(ALTER_PARTITION_PARAM_TYPE *lpt, uint flags)
char shadow_path[FN_REFLEN+1];
char shadow_frm_name[FN_REFLEN+1];
char frm_name[FN_REFLEN+1];
#ifdef WITH_PARTITION_STORAGE_ENGINE
char *part_syntax_buf;
uint syntax_len;
#endif
DBUG_ENTER("mysql_write_frm");
/*
@@ -1264,12 +1275,8 @@ bool mysql_write_frm(ALTER_PARTITION_PARAM_TYPE *lpt, uint flags)
#ifdef WITH_PARTITION_STORAGE_ENGINE
{
partition_info *part_info= lpt->table->part_info;
char *part_syntax_buf;
uint syntax_len;
if (part_info)
{
TABLE_SHARE *share= lpt->table->s;
if (!(part_syntax_buf= generate_partition_syntax(part_info,
&syntax_len,
TRUE, TRUE)))
@@ -1277,16 +1284,7 @@ bool mysql_write_frm(ALTER_PARTITION_PARAM_TYPE *lpt, uint flags)
DBUG_RETURN(TRUE);
}
part_info->part_info_string= part_syntax_buf;
share->partition_info_len= part_info->part_info_len= syntax_len;
if (share->partition_info_buffer_size < syntax_len + 1)
{
share->partition_info_buffer_size= syntax_len+1;
if (!(share->partition_info=
(char*) alloc_root(&share->mem_root, syntax_len+1)))
DBUG_RETURN(TRUE);
}
memcpy((char*) share->partition_info, part_syntax_buf, syntax_len + 1);
part_info->part_info_len= syntax_len;
}
}
#endif
@@ -1364,7 +1362,40 @@ bool mysql_write_frm(ALTER_PARTITION_PARAM_TYPE *lpt, uint flags)
#endif
{
error= 1;
goto err;
}
#ifdef WITH_PARTITION_STORAGE_ENGINE
if (part_info)
{
TABLE_SHARE *share= lpt->table->s;
char *tmp_part_syntax_str;
if (!(part_syntax_buf= generate_partition_syntax(part_info,
&syntax_len,
TRUE, TRUE)))
{
error= 1;
goto err;
}
if (share->partition_info_buffer_size < syntax_len + 1)
{
share->partition_info_buffer_size= syntax_len+1;
if (!(tmp_part_syntax_str= (char*) strmake_root(&share->mem_root,
part_syntax_buf,
syntax_len)))
{
error= 1;
goto err;
}
share->partition_info= tmp_part_syntax_str;
}
else
memcpy((char*) share->partition_info, part_syntax_buf, syntax_len + 1);
share->partition_info_len= part_info->part_info_len= syntax_len;
part_info->part_info_string= part_syntax_buf;
}
#endif
err:
VOID(pthread_mutex_unlock(&LOCK_open));
#ifdef WITH_PARTITION_STORAGE_ENGINE
deactivate_ddl_log_entry(part_info->frm_log_entry->entry_pos);
@@ -1630,8 +1661,9 @@ int mysql_rm_table_part2(THD *thd, TABLE_LIST *tables, bool if_exists,
}
alias= (lower_case_table_names == 2) ? table->alias : table->table_name;
/* remove .frm file and engine files */
path_length= build_table_filename(path, sizeof(path),
db, alias, reg_ext, 0);
path_length= build_table_filename(path, sizeof(path), db, alias, reg_ext,
table->internal_tmp_table ?
FN_IS_TMP : 0);
}
if (drop_temporary ||
(table_type == NULL &&
@@ -1662,7 +1694,10 @@ int mysql_rm_table_part2(THD *thd, TABLE_LIST *tables, bool if_exists,
!dont_log_query);
if ((error == ENOENT || error == HA_ERR_NO_SUCH_TABLE) &&
(if_exists || table_type == NULL))
{
error= 0;
thd->clear_error();
}
if (error == HA_ERR_ROW_IS_REFERENCED)
{
/* the table is referenced by a foreign key constraint */
@@ -4201,18 +4236,22 @@ static bool mysql_admin_table(THD* thd, TABLE_LIST* tables,
(table->table->file->ha_check_for_upgrade(check_opt) ==
HA_ADMIN_NEEDS_ALTER))
{
my_bool save_no_send_ok= thd->net.no_send_ok;
DBUG_PRINT("admin", ("recreating table"));
ha_autocommit_or_rollback(thd, 1);
close_thread_tables(thd);
tmp_disable_binlog(thd); // binlogging is done by caller if wanted
thd->net.no_send_ok= TRUE;
result_code= mysql_recreate_table(thd, table);
thd->net.no_send_ok= save_no_send_ok;
reenable_binlog(thd);
/*
mysql_recreate_table() can push OK or ERROR.
Clear 'OK' status. If there is an error, keep it:
we will store the error message in a result set row
and then clear.
*/
if (thd->main_da.is_ok())
thd->main_da.reset_diagnostics_area();
goto send_result;
}
}
DBUG_PRINT("admin", ("calling operator_func '%s'", operator_name));
@@ -4306,7 +4345,6 @@ send_result_message:
case HA_ADMIN_TRY_ALTER:
{
my_bool save_no_send_ok= thd->net.no_send_ok;
/*
This is currently used only by InnoDB. ha_innobase::optimize() answers
"try with alter", so here we close the table, do an ALTER TABLE,
@@ -4318,10 +4356,16 @@ send_result_message:
*save_next_global= table->next_global;
table->next_local= table->next_global= 0;
tmp_disable_binlog(thd); // binlogging is done by caller if wanted
thd->net.no_send_ok= TRUE;
result_code= mysql_recreate_table(thd, table);
thd->net.no_send_ok= save_no_send_ok;
reenable_binlog(thd);
/*
mysql_recreate_table() can push OK or ERROR.
Clear 'OK' status. If there is an error, keep it:
we will store the error message in a result set row
and then clear.
*/
if (thd->main_da.is_ok())
thd->main_da.reset_diagnostics_area();
ha_autocommit_or_rollback(thd, 0);
close_thread_tables(thd);
if (!result_code) // recreation went ok
@@ -4332,9 +4376,10 @@ send_result_message:
}
if (result_code) // either mysql_recreate_table or analyze failed
{
const char *err_msg;
if ((err_msg= thd->net.last_error))
DBUG_ASSERT(thd->is_error());
if (thd->is_error())
{
const char *err_msg= thd->main_da.message();
if (!thd->vio_ok())
{
sql_print_error(err_msg);
@@ -4350,6 +4395,7 @@ send_result_message:
protocol->store(table_name, system_charset_info);
protocol->store(operator_name, system_charset_info);
}
thd->clear_error();
}
}
result_code= result_code ? HA_ADMIN_FAILED : HA_ADMIN_OK;
@@ -4574,6 +4620,55 @@ bool mysql_preload_keys(THD* thd, TABLE_LIST* tables)
}
/**
@brief Create frm file based on I_S table
@param[in] thd thread handler
@param[in] schema_table I_S table
@param[in] dst_path path where frm should be created
@param[in] create_info Create info
@return Operation status
@retval 0 success
@retval 1 error
*/
bool mysql_create_like_schema_frm(THD* thd, TABLE_LIST* schema_table,
char *dst_path, HA_CREATE_INFO *create_info)
{
HA_CREATE_INFO local_create_info;
Alter_info alter_info;
bool tmp_table= (create_info->options & HA_LEX_CREATE_TMP_TABLE);
uint keys= schema_table->table->s->keys;
uint db_options= 0;
DBUG_ENTER("mysql_create_like_schema_frm");
bzero((char*) &local_create_info, sizeof(local_create_info));
local_create_info.db_type= schema_table->table->s->db_type();
local_create_info.row_type= schema_table->table->s->row_type;
local_create_info.default_table_charset=default_charset_info;
alter_info.flags= (ALTER_CHANGE_COLUMN | ALTER_RECREATE);
schema_table->table->use_all_columns();
if (mysql_prepare_alter_table(thd, schema_table->table,
&local_create_info, &alter_info))
DBUG_RETURN(1);
if (mysql_prepare_create_table(thd, &local_create_info, &alter_info,
tmp_table, &db_options,
schema_table->table->file,
&schema_table->table->s->key_info, &keys, 0))
DBUG_RETURN(1);
local_create_info.max_rows= 0;
if (mysql_create_frm(thd, dst_path, NullS, NullS,
&local_create_info, alter_info.create_list,
keys, schema_table->table->s->key_info,
schema_table->table->file))
DBUG_RETURN(1);
DBUG_RETURN(0);
}
/*
Create a table identical to the specified table
@@ -4677,7 +4772,15 @@ bool mysql_create_like_table(THD* thd, TABLE_LIST* table, TABLE_LIST* src_table,
during the call to ha_create_table(). See bug #28614 for more info.
*/
VOID(pthread_mutex_lock(&LOCK_open));
if (my_copy(src_path, dst_path, MYF(MY_DONT_OVERWRITE_FILE)))
if (src_table->schema_table)
{
if (mysql_create_like_schema_frm(thd, src_table, dst_path, create_info))
{
VOID(pthread_mutex_unlock(&LOCK_open));
goto err;
}
}
else if (my_copy(src_path, dst_path, MYF(MY_DONT_OVERWRITE_FILE)))
{
if (my_errno == ENOENT)
my_error(ER_BAD_DB_ERROR,MYF(0),db);
@@ -5979,7 +6082,8 @@ view_err:
goto err;
new_db_type= create_info->db_type;
if (new_db_type != old_db_type &&
if ((new_db_type != old_db_type ||
alter_info->flags & ALTER_PARTITION) &&
!table->file->can_switch_engines())
{
my_error(ER_ROW_IS_REFERENCED, MYF(0));
@@ -6675,7 +6779,7 @@ view_err:
if (thd->locked_tables && new_name == table_name && new_db == db)
{
thd->in_lock_tables= 1;
error= reopen_tables(thd, 1, 0);
error= reopen_tables(thd, 1, 1);
thd->in_lock_tables= 0;
if (error)
goto err_with_placeholders;