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direct aggregate with index merge

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This commit is contained in:
Kentoku SHIBA
2014-03-25 05:02:59 +09:00
parent 51040beb6e
commit 9ef119679d
11 changed files with 248 additions and 68 deletions
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114
storage/spider/spd_db_mysql.cc
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@@ -4763,6 +4763,7 @@ int spider_mysql_handler::init()
st_spider_share *share = spider->share;
int init_sql_alloc_size =
spider_param_init_sql_alloc_size(thd, share->init_sql_alloc_size);
TABLE *table = spider->get_table();
DBUG_ENTER("spider_mysql_handler::init");
DBUG_PRINT("info",("spider this=%p", this));
sql.init_calc_mem(59);
@@ -4794,6 +4795,7 @@ int spider_mysql_handler::init()
__func__, __FILE__, __LINE__, MYF(MY_WME | MY_ZEROFILL),
&link_for_hash,
sizeof(SPIDER_LINK_FOR_HASH) * share->link_count,
&minimum_select_bitmap, sizeof(uchar) * no_bytes_in_map(table->read_set),
NullS))
) {
DBUG_RETURN(HA_ERR_OUT_OF_MEM);
@@ -6071,10 +6073,12 @@ int spider_mysql_handler::append_minimum_select(
int field_length;
bool appended = FALSE;
DBUG_ENTER("spider_mysql_handler::append_minimum_select");
minimum_select_bitmap_create();
for (field = table->field; *field; field++)
{
if (minimum_select_bit_is_set((*field)->field_index))
{
spider_set_bit(minimum_select_bitmap, (*field)->field_index);
field_length =
mysql_share->column_name_str[(*field)->field_index].length();
if (str->reserve(field_length +
@@ -6156,10 +6160,12 @@ int spider_mysql_handler::append_minimum_select_with_alias(
int field_length;
bool appended = FALSE;
DBUG_ENTER("spider_mysql_handler::append_minimum_select_with_alias");
minimum_select_bitmap_create();
for (field = table->field; *field; field++)
{
if (minimum_select_bit_is_set((*field)->field_index))
{
spider_set_bit(minimum_select_bitmap, (*field)->field_index);
field_length =
mysql_share->column_name_str[(*field)->field_index].length();
if (str->reserve(alias_length + field_length +
@@ -11065,33 +11071,86 @@ bool spider_mysql_handler::support_use_handler(
DBUG_RETURN(TRUE);
}
void spider_mysql_handler::minimum_select_bitmap_create()
{
TABLE *table = spider->get_table();
Field **field_p;
DBUG_ENTER("spider_mysql_handler::minimum_select_bitmap_create");
DBUG_PRINT("info",("spider this=%p", this));
memset(minimum_select_bitmap, 0, no_bytes_in_map(table->read_set));
if (
spider->has_clone_for_merge ||
#ifdef HA_CAN_BULK_ACCESS
(spider->is_clone && !spider->is_bulk_access_clone)
#else
spider->is_clone
#endif
) {
/* need preparing for cmp_ref */
TABLE_SHARE *table_share = table->s;
if (
table_share->primary_key == MAX_KEY
) {
/* need all columns */
memset(minimum_select_bitmap, 0xFF, no_bytes_in_map(table->read_set));
DBUG_VOID_RETURN;
} else {
/* need primary key columns */
uint roop_count;
KEY *key_info;
KEY_PART_INFO *key_part;
Field *field;
key_info = &table_share->key_info[table_share->primary_key];
key_part = key_info->key_part;
for (roop_count = 0;
roop_count < spider_user_defined_key_parts(key_info);
roop_count++)
{
field = key_part[roop_count].field;
spider_set_bit(minimum_select_bitmap, field->field_index);
}
}
}
for (field_p = table->field; *field_p; field_p++)
{
uint field_index = (*field_p)->field_index;
DBUG_PRINT("info",("spider field_index=%u", field_index));
DBUG_PRINT("info",("spider ft_discard_bitmap=%s",
spider_bit_is_set(spider->ft_discard_bitmap, field_index) ?
"TRUE" : "FALSE"));
DBUG_PRINT("info",("spider searched_bitmap=%s",
spider_bit_is_set(spider->searched_bitmap, field_index) ?
"TRUE" : "FALSE"));
DBUG_PRINT("info",("spider read_set=%s",
bitmap_is_set(table->read_set, field_index) ?
"TRUE" : "FALSE"));
DBUG_PRINT("info",("spider write_set=%s",
bitmap_is_set(table->write_set, field_index) ?
"TRUE" : "FALSE"));
if (
spider_bit_is_set(spider->ft_discard_bitmap, field_index) &
(
spider_bit_is_set(spider->searched_bitmap, field_index) |
bitmap_is_set(table->read_set, field_index) |
bitmap_is_set(table->write_set, field_index)
)
) {
spider_set_bit(minimum_select_bitmap, field_index);
}
}
DBUG_VOID_RETURN;
}
bool spider_mysql_handler::minimum_select_bit_is_set(
uint field_index
) {
TABLE *table = spider->get_table();
DBUG_ENTER("spider_mysql_handler::minimum_select_bit_is_set");
DBUG_PRINT("info",("spider this=%p", this));
DBUG_PRINT("info",("spider field_index=%u", field_index));
DBUG_PRINT("info",("spider ft_discard_bitmap=%s",
spider_bit_is_set(spider->ft_discard_bitmap, field_index) ?
DBUG_PRINT("info",("spider minimum_select_bitmap=%s",
spider_bit_is_set(minimum_select_bitmap, field_index) ?
"TRUE" : "FALSE"));
DBUG_PRINT("info",("spider searched_bitmap=%s",
spider_bit_is_set(spider->searched_bitmap, field_index) ?
"TRUE" : "FALSE"));
DBUG_PRINT("info",("spider read_set=%s",
bitmap_is_set(table->read_set, field_index) ?
"TRUE" : "FALSE"));
DBUG_PRINT("info",("spider write_set=%s",
bitmap_is_set(table->write_set, field_index) ?
"TRUE" : "FALSE"));
DBUG_RETURN(
spider_bit_is_set(spider->ft_discard_bitmap, field_index) &
(
spider_bit_is_set(spider->searched_bitmap, field_index) |
bitmap_is_set(table->read_set, field_index) |
bitmap_is_set(table->write_set, field_index)
)
);
DBUG_RETURN(spider_bit_is_set(minimum_select_bitmap, field_index));
}
void spider_mysql_handler::copy_minimum_select_bitmap(
@@ -11105,23 +11164,10 @@ void spider_mysql_handler::copy_minimum_select_bitmap(
roop_count++)
{
bitmap[roop_count] =
spider->ft_discard_bitmap[roop_count] &
(
spider->searched_bitmap[roop_count] |
((uchar *) table->read_set->bitmap)[roop_count] |
((uchar *) table->write_set->bitmap)[roop_count]
);
minimum_select_bitmap[roop_count];
DBUG_PRINT("info",("spider roop_count=%d", roop_count));
DBUG_PRINT("info",("spider bitmap=%d",
bitmap[roop_count]));
DBUG_PRINT("info",("spider ft_discard_bitmap=%d",
spider->ft_discard_bitmap[roop_count]));
DBUG_PRINT("info",("spider searched_bitmap=%d",
spider->searched_bitmap[roop_count]));
DBUG_PRINT("info",("spider read_set=%d",
((uchar *) table->read_set->bitmap)[roop_count]));
DBUG_PRINT("info",("spider write_set=%d",
((uchar *) table->write_set->bitmap)[roop_count]));
}
DBUG_VOID_RETURN;
}