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Return character strings in table, type, possible_keys, key fields

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of EXPLAIN SELECT, rather than binary strings.
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unknown
2004-09-16 14:47:39 +05:00
parent 5218404b12
commit e177c9586d
8 changed files with 110 additions and 108 deletions
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18
sql/sql_class.cc
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@ -654,27 +654,29 @@ CHANGED_TABLE_LIST* THD::changed_table_dup(const char *key, long key_length)
return new_table;
}
int THD::send_explain_fields(select_result *result)
{
List<Item> field_list;
Item *item;
CHARSET_INFO *cs= system_charset_info;
field_list.push_back(new Item_return_int("id",3, MYSQL_TYPE_LONGLONG));
field_list.push_back(new Item_empty_string("select_type",19));
field_list.push_back(new Item_empty_string("table",NAME_LEN));
field_list.push_back(new Item_empty_string("type",10));
field_list.push_back(new Item_empty_string("select_type", 19, cs));
field_list.push_back(new Item_empty_string("table", NAME_LEN, cs));
field_list.push_back(new Item_empty_string("type", 10, cs));
field_list.push_back(item=new Item_empty_string("possible_keys",
NAME_LEN*MAX_KEY));
NAME_LEN*MAX_KEY, cs));
item->maybe_null=1;
field_list.push_back(item=new Item_empty_string("key",NAME_LEN));
field_list.push_back(item=new Item_empty_string("key", NAME_LEN, cs));
item->maybe_null=1;
field_list.push_back(item=new Item_return_int("key_len",3,
MYSQL_TYPE_LONGLONG));
item->maybe_null=1;
field_list.push_back(item=new Item_empty_string("ref",
NAME_LEN*MAX_REF_PARTS));
NAME_LEN*MAX_REF_PARTS, cs));
item->maybe_null=1;
field_list.push_back(new Item_return_int("rows",10, MYSQL_TYPE_LONGLONG));
field_list.push_back(new Item_empty_string("Extra",255));
field_list.push_back(new Item_return_int("rows", 10, MYSQL_TYPE_LONGLONG));
field_list.push_back(new Item_empty_string("Extra", 255, cs));
return (result->send_fields(field_list,1));
}