database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-12-24 11:21:21 +03:00
Code Activity

Bug#35333, "If Federated table can't connect to remote host, can't retrieve metadata"

Browse Source 
Improved error handling such that queries against Information_Schema.Tables won't
fail if a Federated table is unable to connect to remote host.
This commit is contained in:
Christopher Powers
2010-11-29 18:51:46 -06:00
parent e9f78310c0
commit 33b560e89d
7 changed files with 273 additions and 87 deletions
Download Patch File Download Diff File Expand all files Collapse all files

200
sql/sql_show.cc
View File

@@ -48,7 +48,7 @@ bool schema_table_store_record(THD *thd, TABLE *table);
/***************************************************************************
** List all table types supported
** List all table types supported
***************************************************************************/
bool mysqld_show_storage_engines(THD *thd)
@@ -65,7 +65,7 @@ bool mysqld_show_storage_engines(THD *thd)
Protocol::SEND_NUM_ROWS | Protocol::SEND_EOF))
DBUG_RETURN(TRUE);
const char *default_type_name=
const char *default_type_name=
ha_get_storage_engine((enum db_type)thd->variables.table_type);
handlerton **types;
@@ -406,7 +406,7 @@ mysqld_show_create(THD *thd, TABLE_LIST *table_list)
/*
Clear all messages with 'error' level status and
issue a warning with 'warning' level status in
issue a warning with 'warning' level status in
case of invalid view and last error is ER_VIEW_INVALID
*/
mysql_reset_errors(thd, true);
@@ -603,7 +603,7 @@ mysqld_list_fields(THD *thd, TABLE_LIST *table_list, const char *wild)
Field **ptr,*field;
for (ptr=table->field ; (field= *ptr); ptr++)
{
if (!wild || !wild[0] ||
if (!wild || !wild[0] ||
!wild_case_compare(system_charset_info, field->field_name,wild))
{
if (table_list->view)
@@ -809,13 +809,13 @@ static bool get_field_default_value(THD *thd, TABLE *table,
bool has_default;
bool has_now_default;
enum enum_field_types field_type= field->type();
/*
/*
We are using CURRENT_TIMESTAMP instead of NOW because it is
more standard
*/
has_now_default= table->timestamp_field == field &&
has_now_default= table->timestamp_field == field &&
field->unireg_check != Field::TIMESTAMP_UN_FIELD;
has_default= (field_type != FIELD_TYPE_BLOB &&
!(field->flags & NO_DEFAULT_VALUE_FLAG) &&
field->unireg_check != Field::NEXT_NUMBER &&
@@ -837,7 +837,7 @@ static bool get_field_default_value(THD *thd, TABLE *table,
char *ptr= longlong2str(dec, tmp + 2, 2);
uint32 length= (uint32) (ptr - tmp);
tmp[0]= 'b';
tmp[1]= '\'';
tmp[1]= '\'';
tmp[length]= '\'';
type.length(length + 1);
quoted= 0;
@@ -929,7 +929,7 @@ store_create_info(THD *thd, TABLE_LIST *table_list, String *packet)
field->sql_type(type);
packet->append(type.ptr(), type.length(), system_charset_info);
if (field->has_charset() &&
if (field->has_charset() &&
!(thd->variables.sql_mode & (MODE_MYSQL323 | MODE_MYSQL40)))
{
if (field->charset() != share->table_charset)
@@ -937,8 +937,8 @@ store_create_info(THD *thd, TABLE_LIST *table_list, String *packet)
packet->append(STRING_WITH_LEN(" character set "));
packet->append(field->charset()->csname);
}
/*
For string types dump collation name only if
/*
For string types dump collation name only if
collation is not primary for the given charset
*/
if (!(field->charset()->state & MY_CS_PRIMARY))
@@ -965,11 +965,11 @@ store_create_info(THD *thd, TABLE_LIST *table_list, String *packet)
packet->append(def_value.ptr(), def_value.length(), system_charset_info);
}
if (!limited_mysql_mode && table->timestamp_field == field &&
if (!limited_mysql_mode && table->timestamp_field == field &&
field->unireg_check != Field::TIMESTAMP_DN_FIELD)
packet->append(STRING_WITH_LEN(" on update CURRENT_TIMESTAMP"));
if (field->unireg_check == Field::NEXT_NUMBER &&
if (field->unireg_check == Field::NEXT_NUMBER &&
!(thd->variables.sql_mode & MODE_NO_FIELD_OPTIONS))
packet->append(STRING_WITH_LEN(" auto_increment"));
@@ -1088,7 +1088,7 @@ store_create_info(THD *thd, TABLE_LIST *table_list, String *packet)
packet->append(buff, (uint) (end - buff));
}
if (share->table_charset &&
!(thd->variables.sql_mode & MODE_MYSQL323) &&
!(thd->variables.sql_mode & MODE_MYSQL40))
@@ -1179,7 +1179,7 @@ view_store_options(THD *thd, TABLE_LIST *table, String *buff)
/*
Append DEFINER clause to the given buffer.
SYNOPSIS
append_definer()
thd [in] thread handle
@@ -1209,7 +1209,7 @@ static void append_algorithm(TABLE_LIST *table, String *buff)
/*
Append DEFINER clause to the given buffer.
SYNOPSIS
append_definer()
thd [in] thread handle
@@ -1374,8 +1374,8 @@ void mysqld_list_processes(THD *thd,const char *user, bool verbose)
"%s:%u", tmp_sctx->host_or_ip, tmp->peer_port);
}
else
thd_info->host= thd->strdup(tmp_sctx->host_or_ip[0] ?
tmp_sctx->host_or_ip :
thd_info->host= thd->strdup(tmp_sctx->host_or_ip[0] ?
tmp_sctx->host_or_ip :
tmp_sctx->host ? tmp_sctx->host : "");
if ((thd_info->db=tmp->db)) // Safe test
thd_info->db=thd->strdup(thd_info->db);
@@ -1852,14 +1852,14 @@ void calc_sum_of_all_status(STATUS_VAR *to)
I_List_iterator<THD> it(threads);
THD *tmp;
/* Get global values as base */
*to= global_status_var;
/* Add to this status from existing threads */
while ((tmp= it++))
add_to_status(to, &tmp->status_var);
VOID(pthread_mutex_unlock(&LOCK_thread_count));
DBUG_VOID_RETURN;
}
@@ -1911,7 +1911,7 @@ bool schema_table_store_record(THD *thd, TABLE *table)
int error;
if ((error= table->file->write_row(table->record[0])))
{
if (create_myisam_from_heap(thd, table,
if (create_myisam_from_heap(thd, table,
table->pos_in_table_list->schema_table_param,
error, 0))
return 1;
@@ -1946,7 +1946,7 @@ int make_table_list(THD *thd, SELECT_LEX *sel,
{
Table_ident *table_ident;
LEX_STRING ident_db, ident_table;
ident_db.str= db;
ident_db.str= db;
ident_db.length= (uint) strlen(db);
ident_table.str= table;
ident_table.length= (uint) strlen(table);
@@ -1980,10 +1980,10 @@ bool uses_only_table_name_fields(Item *item, TABLE_LIST *table)
const char *field_name2= schema_table->idx_field2 >= 0 ? field_info[schema_table->idx_field2].field_name : "";
if (table->table != item_field->field->table ||
(cs->coll->strnncollsp(cs, (uchar *) field_name1, (uint) strlen(field_name1),
(uchar *) item_field->field_name,
(uchar *) item_field->field_name,
(uint) strlen(item_field->field_name), 0) &&
cs->coll->strnncollsp(cs, (uchar *) field_name2, (uint) strlen(field_name2),
(uchar *) item_field->field_name,
(uchar *) item_field->field_name,
(uint) strlen(item_field->field_name), 0)))
return 0;
}
@@ -2072,7 +2072,7 @@ enum enum_schema_tables get_schema_table_idx(ST_SCHEMA_TABLE *schema_table)
with_i_schema returns 1 if we added 'IS' name to list
otherwise returns 0
is_wild_value if value is 1 then idx_field_vals->db_name is
wild string otherwise it's db name;
wild string otherwise it's db name;
RETURN
zero success
@@ -2094,7 +2094,7 @@ int make_db_list(THD *thd, List<char> *files,
LIKE clause (see also get_index_field_values() function)
*/
if (!idx_field_vals->db_value ||
!wild_case_compare(system_charset_info,
!wild_case_compare(system_charset_info,
INFORMATION_SCHEMA_NAME.str,
idx_field_vals->db_value))
{
@@ -2179,7 +2179,7 @@ int get_all_tables(THD *thd, TABLE_LIST *tables, COND *cond)
List<char> bases;
List_iterator_fast<char> it(bases);
COND *partial_cond;
uint derived_tables= lex->derived_tables;
uint derived_tables= lex->derived_tables;
int error= 1;
db_type not_used;
Open_tables_state open_tables_state_backup;
@@ -2217,7 +2217,7 @@ int get_all_tables(THD *thd, TABLE_LIST *tables, COND *cond)
Let us set fake sql_command so views won't try to merge
themselves into main statement. If we don't do this,
SELECT * from information_schema.xxxx will cause problems.
SQLCOM_SHOW_FIELDS is used because it satisfies 'only_view_structure()'
SQLCOM_SHOW_FIELDS is used because it satisfies 'only_view_structure()'
*/
lex->sql_command= SQLCOM_SHOW_FIELDS;
res= open_normal_and_derived_tables(thd, show_table_list,
@@ -2227,15 +2227,15 @@ int get_all_tables(THD *thd, TABLE_LIST *tables, COND *cond)
get_all_tables() returns 1 on failure and 0 on success thus
return only these and not the result code of ::process_table()
We should use show_table_list->alias instead of
We should use show_table_list->alias instead of
show_table_list->table_name because table_name
could be changed during opening of I_S tables. It's safe
to use alias because alias contains original table name
in this case(this part of code is used only for
to use alias because alias contains original table name
in this case(this part of code is used only for
'show columns' & 'show statistics' commands).
*/
error= test(schema_table->process_table(thd, show_table_list,
table, res,
table, res,
(show_table_list->view ?
show_table_list->view_db.str :
show_table_list->db),
@@ -2263,7 +2263,7 @@ int get_all_tables(THD *thd, TABLE_LIST *tables, COND *cond)
(base_name= select_lex->db) && !bases.elements))
{
#ifndef NO_EMBEDDED_ACCESS_CHECKS
if (!check_access(thd,SELECT_ACL, base_name,
if (!check_access(thd,SELECT_ACL, base_name,
&thd->col_access, 0, 1, with_i_schema) ||
sctx->master_access & (DB_ACLS | SHOW_DB_ACL) ||
acl_get(sctx->host, sctx->ip, sctx->priv_user, base_name,0) ||
@@ -2281,7 +2281,7 @@ int get_all_tables(THD *thd, TABLE_LIST *tables, COND *cond)
strxmov(path, mysql_data_home, "/", base_name, NullS);
end= path + (len= unpack_dirname(path,path));
len= FN_LEN - len;
find_files_result res= find_files(thd, &files, base_name,
find_files_result res= find_files(thd, &files, base_name,
path, idx_field_vals.table_value, 0);
if (res != FIND_FILES_OK)
{
@@ -2367,9 +2367,9 @@ int get_all_tables(THD *thd, TABLE_LIST *tables, COND *cond)
res= open_normal_and_derived_tables(thd, show_table_list,
MYSQL_LOCK_IGNORE_FLUSH);
lex->sql_command= save_sql_command;
/*
/*
They can drop table after table names list creation and
before table opening. We open non existing table and
before table opening. We open non existing table and
get ER_NO_SUCH_TABLE error. In this case we do not store
the record into I_S table and clear error.
*/
@@ -2381,10 +2381,10 @@ int get_all_tables(THD *thd, TABLE_LIST *tables, COND *cond)
else
{
/*
We should use show_table_list->alias instead of
We should use show_table_list->alias instead of
show_table_list->table_name because table_name
could be changed during opening of I_S tables. It's safe
to use alias because alias contains original table name
to use alias because alias contains original table name
in this case.
*/
res= schema_table->process_table(thd, show_table_list, table,
@@ -2486,28 +2486,28 @@ static int get_schema_tables_record(THD *thd, TABLE_LIST *tables,
{
const char *tmp_buff;
MYSQL_TIME time;
int info_error= 0;
CHARSET_INFO *cs= system_charset_info;
DBUG_ENTER("get_schema_tables_record");
restore_record(table, s->default_values);
table->field[1]->store(base_name, (uint) strlen(base_name), cs);
table->field[2]->store(file_name, (uint) strlen(file_name), cs);
if (res)
{
/*
there was errors during opening tables
*/
const char *error= thd->net.last_error;
/* There was a table open error, so set the table type and return */
if (tables->view)
table->field[3]->store(STRING_WITH_LEN("VIEW"), cs);
else if (tables->schema_table)
table->field[3]->store(STRING_WITH_LEN("SYSTEM VIEW"), cs);
else
table->field[3]->store(STRING_WITH_LEN("BASE TABLE"), cs);
table->field[20]->store(error, (uint) strlen(error), cs);
thd->clear_error();
goto err;
}
else if (tables->view)
if (tables->view)
{
table->field[3]->store(STRING_WITH_LEN("VIEW"), cs);
table->field[20]->store(STRING_WITH_LEN("VIEW"), cs);
@@ -2518,8 +2518,15 @@ static int get_schema_tables_record(THD *thd, TABLE_LIST *tables,
TABLE_SHARE *share= show_table->s;
handler *file= show_table->file;
file->info(HA_STATUS_VARIABLE | HA_STATUS_TIME | HA_STATUS_AUTO |
HA_STATUS_NO_LOCK);
if (!file)
goto err;
if ((info_error= file->info(HA_STATUS_VARIABLE |
HA_STATUS_TIME |
HA_STATUS_AUTO |
HA_STATUS_NO_LOCK)) != 0)
goto err;
if (share->tmp_table == SYSTEM_TMP_TABLE)
table->field[3]->store(STRING_WITH_LEN("SYSTEM VIEW"), cs);
else if (share->tmp_table)
@@ -2636,7 +2643,7 @@ static int get_schema_tables_record(THD *thd, TABLE_LIST *tables,
if (share->db_create_options & HA_OPTION_DELAY_KEY_WRITE)
ptr=strmov(ptr," delay_key_write=1");
if (share->row_type != ROW_TYPE_DEFAULT)
ptr=strxmov(ptr, " row_format=",
ptr=strxmov(ptr, " row_format=",
ha_row_type[(uint) share->row_type],
NullS);
if (file->raid_type)
@@ -2649,7 +2656,7 @@ static int get_schema_tables_record(THD *thd, TABLE_LIST *tables,
ptr=strmov(ptr,buff);
}
table->field[19]->store(option_buff+1,
(ptr == option_buff ? 0 :
(ptr == option_buff ? 0 :
(uint) (ptr-option_buff)-1), cs);
{
char *comment;
@@ -2658,13 +2665,32 @@ static int get_schema_tables_record(THD *thd, TABLE_LIST *tables,
{
table->field[20]->store(comment,
(comment == share->comment.str ?
share->comment.length :
share->comment.length :
(uint) strlen(comment)), cs);
if (comment != share->comment.str)
my_free(comment, MYF(0));
}
}
}
err:
if (res || info_error)
{
/*
If an error was encountered, push a warning, set the TABLE COMMENT
column with the error text, and clear the error so that the operation
can continue.
*/
const char *error= thd->net.last_error;
if (error)
{
table->field[20]->store(error, strlen(error), cs);
push_warning(thd, MYSQL_ERROR::WARN_LEVEL_WARN,
thd->net.last_errno, thd->net.last_error);
thd->clear_error();
}
}
DBUG_RETURN(schema_table_store_record(thd, table));
}
@@ -2691,7 +2717,7 @@ static int get_schema_column_record(THD *thd, TABLE_LIST *tables,
/*
I.e. we are in SELECT FROM INFORMATION_SCHEMA.COLUMS
rather than in SHOW COLUMNS
*/
*/
push_warning(thd, MYSQL_ERROR::WARN_LEVEL_WARN,
thd->net.last_errno, thd->net.last_error);
thd->clear_error();
@@ -2732,7 +2758,7 @@ static int get_schema_column_record(THD *thd, TABLE_LIST *tables,
uint col_access;
check_access(thd,SELECT_ACL | EXTRA_ACL, base_name,
&tables->grant.privilege, 0, 0, test(tables->schema_table));
col_access= get_column_grant(thd, &tables->grant,
col_access= get_column_grant(thd, &tables->grant,
base_name, file_name,
field->field_name) & COL_ACLS;
if (!tables->schema_table && !col_access)
@@ -2755,9 +2781,9 @@ static int get_schema_column_record(THD *thd, TABLE_LIST *tables,
cs);
table->field[4]->store((longlong) count, TRUE);
field->sql_type(type);
table->field[14]->store(type.ptr(), type.length(), cs);
table->field[14]->store(type.ptr(), type.length(), cs);
tmp_buff= strchr(type.ptr(), '(');
table->field[7]->store(type.ptr(), (uint)
table->field[7]->store(type.ptr(), (uint)
(tmp_buff ? tmp_buff - type.ptr() :
type.length()), cs);
@@ -2778,7 +2804,7 @@ static int get_schema_column_record(THD *thd, TABLE_LIST *tables,
uint32 octet_max_length= field->max_display_length();
if (is_blob && octet_max_length != (uint32) 4294967295U)
octet_max_length /= field->charset()->mbmaxlen;
longlong char_max_len= is_blob ?
longlong char_max_len= is_blob ?
(longlong) octet_max_length / field->charset()->mbminlen :
(longlong) octet_max_length / field->charset()->mbmaxlen;
table->field[8]->store(char_max_len, TRUE);
@@ -2811,7 +2837,7 @@ static int get_schema_column_record(THD *thd, TABLE_LIST *tables,
field_length= field->max_display_length();
decimals= -1; // return NULL
break;
case FIELD_TYPE_FLOAT:
case FIELD_TYPE_FLOAT:
case FIELD_TYPE_DOUBLE:
field_length= field->field_length;
if (decimals == NOT_FIXED_DEC)
@@ -2874,7 +2900,7 @@ int fill_schema_charsets(THD *thd, TABLE_LIST *tables, COND *cond)
for (cs= all_charsets ; cs < all_charsets+255 ; cs++)
{
CHARSET_INFO *tmp_cs= cs[0];
if (tmp_cs && (tmp_cs->state & MY_CS_PRIMARY) &&
if (tmp_cs && (tmp_cs->state & MY_CS_PRIMARY) &&
(tmp_cs->state & MY_CS_AVAILABLE) &&
!(wild && wild[0] &&
wild_case_compare(scs, tmp_cs->csname,wild)))
@@ -2904,13 +2930,13 @@ int fill_schema_collation(THD *thd, TABLE_LIST *tables, COND *cond)
{
CHARSET_INFO **cl;
CHARSET_INFO *tmp_cs= cs[0];
if (!tmp_cs || !(tmp_cs->state & MY_CS_AVAILABLE) ||
if (!tmp_cs || !(tmp_cs->state & MY_CS_AVAILABLE) ||
!(tmp_cs->state & MY_CS_PRIMARY))
continue;
for (cl= all_charsets; cl < all_charsets+255 ;cl ++)
{
CHARSET_INFO *tmp_cl= cl[0];
if (!tmp_cl || !(tmp_cl->state & MY_CS_AVAILABLE) ||
if (!tmp_cl || !(tmp_cl->state & MY_CS_AVAILABLE) ||
!my_charset_same(tmp_cs, tmp_cl))
continue;
if (!(wild && wild[0] &&
@@ -2944,13 +2970,13 @@ int fill_schema_coll_charset_app(THD *thd, TABLE_LIST *tables, COND *cond)
{
CHARSET_INFO **cl;
CHARSET_INFO *tmp_cs= cs[0];
if (!tmp_cs || !(tmp_cs->state & MY_CS_AVAILABLE) ||
if (!tmp_cs || !(tmp_cs->state & MY_CS_AVAILABLE) ||
!(tmp_cs->state & MY_CS_PRIMARY))
continue;
for (cl= all_charsets; cl < all_charsets+255 ;cl ++)
{
CHARSET_INFO *tmp_cl= cl[0];
if (!tmp_cl || !(tmp_cl->state & MY_CS_AVAILABLE) ||
if (!tmp_cl || !(tmp_cl->state & MY_CS_AVAILABLE) ||
!my_charset_same(tmp_cs,tmp_cl))
continue;
restore_record(table, s->default_values);
@@ -3014,7 +3040,7 @@ bool store_schema_proc(THD *thd, TABLE *table, TABLE *proc_table,
table->field[10]->store(STRING_WITH_LEN("SQL"), cs);
get_field(thd->mem_root, proc_table->field[6], &tmp_string);
table->field[11]->store(tmp_string.ptr(), tmp_string.length(), cs);
table->field[12]->store(sp_data_access_name[enum_idx].str,
table->field[12]->store(sp_data_access_name[enum_idx].str,
sp_data_access_name[enum_idx].length , cs);
get_field(thd->mem_root, proc_table->field[7], &tmp_string);
table->field[14]->store(tmp_string.ptr(), tmp_string.length(), cs);
@@ -3290,10 +3316,10 @@ static int get_schema_views_record(THD *thd, TABLE_LIST *tables,
if (schema_table_store_record(thd, table))
DBUG_RETURN(1);
if (res)
push_warning(thd, MYSQL_ERROR::WARN_LEVEL_WARN,
push_warning(thd, MYSQL_ERROR::WARN_LEVEL_WARN,
thd->net.last_errno, thd->net.last_error);
}
if (res)
if (res)
thd->clear_error();
DBUG_RETURN(0);
}
@@ -3334,7 +3360,7 @@ static int get_schema_constraints_record(THD *thd, TABLE_LIST *tables,
TABLE *show_table= tables->table;
KEY *key_info=show_table->key_info;
uint primary_key= show_table->s->primary_key;
show_table->file->info(HA_STATUS_VARIABLE |
show_table->file->info(HA_STATUS_VARIABLE |
HA_STATUS_NO_LOCK |
HA_STATUS_TIME);
for (uint i=0 ; i < show_table->s->keys ; i++, key_info++)
@@ -3363,7 +3389,7 @@ static int get_schema_constraints_record(THD *thd, TABLE_LIST *tables,
List_iterator_fast<FOREIGN_KEY_INFO> it(f_key_list);
while ((f_key_info=it++))
{
if (store_constraints(thd, table, base_name, file_name,
if (store_constraints(thd, table, base_name, file_name,
f_key_info->forein_id->str,
(uint) strlen(f_key_info->forein_id->str),
"FOREIGN KEY", 11))
@@ -3472,7 +3498,7 @@ ret:
void store_key_column_usage(TABLE *table, const char*db, const char *tname,
const char *key_name, uint key_len,
const char *key_name, uint key_len,
const char *con_type, uint con_len, longlong idx)
{
CHARSET_INFO *cs= system_charset_info;
@@ -3506,7 +3532,7 @@ static int get_schema_key_column_usage_record(THD *thd,
TABLE *show_table= tables->table;
KEY *key_info=show_table->key_info;
uint primary_key= show_table->s->primary_key;
show_table->file->info(HA_STATUS_VARIABLE |
show_table->file->info(HA_STATUS_VARIABLE |
HA_STATUS_NO_LOCK |
HA_STATUS_TIME);
for (uint i=0 ; i < show_table->s->keys ; i++, key_info++)
@@ -3523,8 +3549,8 @@ static int get_schema_key_column_usage_record(THD *thd,
restore_record(table, s->default_values);
store_key_column_usage(table, base_name, file_name,
key_info->name,
(uint) strlen(key_info->name),
key_part->field->field_name,
(uint) strlen(key_info->name),
key_part->field->field_name,
(uint) strlen(key_part->field->field_name),
(longlong) f_idx);
if (schema_table_store_record(thd, table))
@@ -3560,7 +3586,7 @@ static int get_schema_key_column_usage_record(THD *thd,
system_charset_info);
table->field[9]->set_notnull();
table->field[10]->store(f_key_info->referenced_table->str,
f_key_info->referenced_table->length,
f_key_info->referenced_table->length,
system_charset_info);
table->field[10]->set_notnull();
table->field[11]->store(r_info->str, r_info->length,
@@ -3607,7 +3633,7 @@ int fill_variables(THD *thd, TABLE_LIST *tables, COND *cond)
LEX *lex= thd->lex;
const char *wild= lex->wild ? lex->wild->ptr() : NullS;
pthread_mutex_lock(&LOCK_global_system_variables);
res= show_status_array(thd, wild, init_vars,
res= show_status_array(thd, wild, init_vars,
lex->option_type, 0, "", tables->table);
pthread_mutex_unlock(&LOCK_global_system_variables);
DBUG_RETURN(res);
@@ -3626,7 +3652,7 @@ int fill_status(THD *thd, TABLE_LIST *tables, COND *cond)
if (lex->option_type == OPT_GLOBAL)
calc_sum_of_all_status(&tmp);
res= show_status_array(thd, wild, status_vars, OPT_GLOBAL,
(lex->option_type == OPT_GLOBAL ?
(lex->option_type == OPT_GLOBAL ?
&tmp: &thd->status_var), "",tables->table);
pthread_mutex_unlock(&LOCK_status);
DBUG_RETURN(res);
@@ -3717,7 +3743,7 @@ TABLE *create_schema_table(THD *thd, TABLE_LIST *table_list)
break;
case MYSQL_TYPE_FLOAT:
case MYSQL_TYPE_DOUBLE:
if ((item= new Item_float(fields_info->field_name, 0.0, NOT_FIXED_DEC,
if ((item= new Item_float(fields_info->field_name, 0.0, NOT_FIXED_DEC,
fields_info->field_length)) == NULL)
DBUG_RETURN(NULL);
break;
@@ -3761,7 +3787,7 @@ TABLE *create_schema_table(THD *thd, TABLE_LIST *table_list)
tmp_table_param->schema_table= 1;
SELECT_LEX *select_lex= thd->lex->current_select;
if (!(table= create_tmp_table(thd, tmp_table_param,
field_list, (ORDER*) 0, 0, 0,
field_list, (ORDER*) 0, 0, 0,
(select_lex->options | thd->options |
TMP_TABLE_ALL_COLUMNS),
HA_POS_ERROR, table_list->alias)))
@@ -4102,7 +4128,7 @@ bool get_schema_tables_result(JOIN *join,
thd->no_warnings_for_error= 1;
for (JOIN_TAB *tab= join->join_tab; tab < tmp_join_tab; tab++)
{
{
if (!tab->table || !tab->table->pos_in_table_list)
break;
@@ -4454,13 +4480,13 @@ ST_FIELD_INFO variables_fields_info[]=
ST_SCHEMA_TABLE schema_tables[]=
{
{"CHARACTER_SETS", charsets_fields_info, create_schema_table,
{"CHARACTER_SETS", charsets_fields_info, create_schema_table,
fill_schema_charsets, make_character_sets_old_format, 0, -1, -1, 0},
{"COLLATIONS", collation_fields_info, create_schema_table,
{"COLLATIONS", collation_fields_info, create_schema_table,
fill_schema_collation, make_old_format, 0, -1, -1, 0},
{"COLLATION_CHARACTER_SET_APPLICABILITY", coll_charset_app_fields_info,
create_schema_table, fill_schema_coll_charset_app, 0, 0, -1, -1, 0},
{"COLUMNS", columns_fields_info, create_schema_table,
{"COLUMNS", columns_fields_info, create_schema_table,
get_all_tables, make_columns_old_format, get_schema_column_record, 1, 2, 0},
{"COLUMN_PRIVILEGES", column_privileges_fields_info, create_schema_table,
fill_schema_column_privileges, 0, 0, -1, -1, 0},
@@ -4469,19 +4495,19 @@ ST_SCHEMA_TABLE schema_tables[]=
{"OPEN_TABLES", open_tables_fields_info, create_schema_table,
fill_open_tables, make_old_format, 0, -1, -1, 1},
{"PROFILING", query_profile_statistics_info, create_schema_table,
fill_query_profile_statistics_info, make_profile_table_for_show,
fill_query_profile_statistics_info, make_profile_table_for_show,
NULL, -1, -1, false},
{"ROUTINES", proc_fields_info, create_schema_table,
{"ROUTINES", proc_fields_info, create_schema_table,
fill_schema_proc, make_proc_old_format, 0, -1, -1, 0},
{"SCHEMATA", schema_fields_info, create_schema_table,
fill_schema_shemata, make_schemata_old_format, 0, 1, -1, 0},
{"SCHEMA_PRIVILEGES", schema_privileges_fields_info, create_schema_table,
fill_schema_schema_privileges, 0, 0, -1, -1, 0},
{"STATISTICS", stat_fields_info, create_schema_table,
{"STATISTICS", stat_fields_info, create_schema_table,
get_all_tables, make_old_format, get_schema_stat_record, 1, 2, 0},
{"STATUS", variables_fields_info, create_schema_table, fill_status,
{"STATUS", variables_fields_info, create_schema_table, fill_status,
make_old_format, 0, -1, -1, 1},
{"TABLES", tables_fields_info, create_schema_table,
{"TABLES", tables_fields_info, create_schema_table,
get_all_tables, make_old_format, get_schema_tables_record, 1, 2, 0},
{"TABLE_CONSTRAINTS", table_constraints_fields_info, create_schema_table,
get_all_tables, 0, get_schema_constraints_record, 3, 4, 0},
@@ -4491,11 +4517,11 @@ ST_SCHEMA_TABLE schema_tables[]=
fill_schema_table_privileges, 0, 0, -1, -1, 0},
{"TRIGGERS", triggers_fields_info, create_schema_table,
get_all_tables, make_old_format, get_schema_triggers_record, 5, 6, 0},
{"USER_PRIVILEGES", user_privileges_fields_info, create_schema_table,
{"USER_PRIVILEGES", user_privileges_fields_info, create_schema_table,
fill_schema_user_privileges, 0, 0, -1, -1, 0},
{"VARIABLES", variables_fields_info, create_schema_table, fill_variables,
make_old_format, 0, -1, -1, 1},
{"VIEWS", view_fields_info, create_schema_table,
{"VIEWS", view_fields_info, create_schema_table,
get_all_tables, 0, get_schema_views_record, 1, 2, 0},
{0, 0, 0, 0, 0, 0, 0, 0, 0}
};