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MDEV-10555: Server crashes in mysql_admin_table upon killing ANALYZE

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Take into acount result of open table operation in mysql_admin_table.
This commit is contained in:
Oleksandr Byelkin
2017-03-08 19:05:44 +01:00
parent eded6243bc
commit c0fb7b458b
3 changed files with 92 additions and 47 deletions
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116
sql/sql_admin.cc
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@ -295,6 +295,10 @@ static inline bool table_not_corrupt_error(uint sql_errno)
sql_errno == ER_WRONG_OBJECT);
}
#ifndef DBUG_OFF
// It is counter for debugging fail on second call of open_only_one_table
static int debug_fail_counter= 0;
#endif
static bool open_only_one_table(THD* thd, TABLE_LIST* table,
bool repair_table_use_frm,
@ -319,6 +323,16 @@ static bool open_only_one_table(THD* thd, TABLE_LIST* table,
lex->query_tables_last= &table->next_global;
lex->query_tables_own_last= 0;
DBUG_EXECUTE_IF("fail_2call_open_only_one_table", {
if (debug_fail_counter)
{
open_error= TRUE;
goto dbug_err;
}
else
debug_fail_counter++;
});
/*
CHECK TABLE command is allowed for views as well. Check on alter flags
to differentiate from ALTER TABLE...CHECK PARTITION on which view is not
@ -378,6 +392,9 @@ static bool open_only_one_table(THD* thd, TABLE_LIST* table,
open_error= (thd->open_temporary_tables(table) ||
open_and_lock_tables(thd, table, TRUE, 0));
}
dbug_err:
thd->prepare_derived_at_open= FALSE;
/*
@ -807,59 +824,64 @@ static bool mysql_admin_table(THD* thd, TABLE_LIST* tables,
repair_table_use_frm, FALSE);
thd->open_options&= ~extra_open_options;
TABLE *tab= table->table;
Field **field_ptr= tab->field;
if (!lex->column_list)
if (!open_error)
{
bitmap_clear_all(tab->read_set);
for (uint fields= 0; *field_ptr; field_ptr++, fields++)
TABLE *tab= table->table;
Field **field_ptr= tab->field;
if (!lex->column_list)
{
enum enum_field_types type= (*field_ptr)->type();
if (type < MYSQL_TYPE_MEDIUM_BLOB ||
type > MYSQL_TYPE_BLOB)
bitmap_set_bit(tab->read_set, fields);
else
push_warning_printf(thd, Sql_condition::WARN_LEVEL_WARN,
ER_NO_EIS_FOR_FIELD,
ER_THD(thd, ER_NO_EIS_FOR_FIELD),
(*field_ptr)->field_name);
bitmap_clear_all(tab->read_set);
for (uint fields= 0; *field_ptr; field_ptr++, fields++)
{
enum enum_field_types type= (*field_ptr)->type();
if (type < MYSQL_TYPE_MEDIUM_BLOB ||
type > MYSQL_TYPE_BLOB)
bitmap_set_bit(tab->read_set, fields);
else
push_warning_printf(thd, Sql_condition::WARN_LEVEL_WARN,
ER_NO_EIS_FOR_FIELD,
ER_THD(thd, ER_NO_EIS_FOR_FIELD),
(*field_ptr)->field_name);
}
}
else
{
int pos;
LEX_STRING *column_name;
List_iterator_fast<LEX_STRING> it(*lex->column_list);
bitmap_clear_all(tab->read_set);
while ((column_name= it++))
{
if (tab->s->fieldnames.type_names == 0 ||
(pos= find_type(&tab->s->fieldnames, column_name->str,
column_name->length, 1)) <= 0)
{
compl_result_code= result_code= HA_ADMIN_INVALID;
break;
}
pos--;
enum enum_field_types type= tab->field[pos]->type();
if (type < MYSQL_TYPE_MEDIUM_BLOB ||
type > MYSQL_TYPE_BLOB)
bitmap_set_bit(tab->read_set, pos);
else
push_warning_printf(thd, Sql_condition::WARN_LEVEL_WARN,
ER_NO_EIS_FOR_FIELD,
ER_THD(thd, ER_NO_EIS_FOR_FIELD),
column_name->str);
}
tab->file->column_bitmaps_signal();
}
if (!(compl_result_code=
alloc_statistics_for_table(thd, table->table)) &&
!(compl_result_code=
collect_statistics_for_table(thd, table->table)))
compl_result_code= update_statistics_for_table(thd, table->table);
}
else
{
int pos;
LEX_STRING *column_name;
List_iterator_fast<LEX_STRING> it(*lex->column_list);
compl_result_code= HA_ADMIN_FAILED;
bitmap_clear_all(tab->read_set);
while ((column_name= it++))
{
if (tab->s->fieldnames.type_names == 0 ||
(pos= find_type(&tab->s->fieldnames, column_name->str,
column_name->length, 1)) <= 0)
{
compl_result_code= result_code= HA_ADMIN_INVALID;
break;
}
pos--;
enum enum_field_types type= tab->field[pos]->type();
if (type < MYSQL_TYPE_MEDIUM_BLOB ||
type > MYSQL_TYPE_BLOB)
bitmap_set_bit(tab->read_set, pos);
else
push_warning_printf(thd, Sql_condition::WARN_LEVEL_WARN,
ER_NO_EIS_FOR_FIELD,
ER_THD(thd, ER_NO_EIS_FOR_FIELD),
column_name->str);
}
tab->file->column_bitmaps_signal();
}
if (!open_error &&
!(compl_result_code=
alloc_statistics_for_table(thd, table->table)) &&
!(compl_result_code=
collect_statistics_for_table(thd, table->table)))
compl_result_code= update_statistics_for_table(thd, table->table);
if (compl_result_code)
result_code= HA_ADMIN_FAILED;
else