Query time 0.00105
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "184.01"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "35.00"
},
"nested_loop": [
{
"table": {
"table_name": "q_images_links",
"access_type": "range",
"possible_keys": [
"object_id"
],
"key": "object_id",
"used_key_parts": [
"object_id",
"object_type",
"type"
],
"key_length": "81",
"rows_examined_per_scan": 35,
"rows_produced_per_join": 35,
"filtered": "100.00",
"index_condition": "((`portal`.`q_images_links`.`object_type` = 'product') and (`portal`.`q_images_links`.`type` = 'A') and (`portal`.`q_images_links`.`object_id` in ('45888','45889','45890','45891','45892','45893','45894','45895','45896','45897','45898','45899','45900','45901','45902','45903')))",
"cost_info": {
"read_cost": "58.01",
"eval_cost": "7.00",
"prefix_cost": "65.01",
"data_read_per_join": "3K"
},
"used_columns": [
"pair_id",
"object_id",
"object_type",
"image_id",
"detailed_id",
"type",
"position"
]
}
},
{
"table": {
"table_name": "q_images",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"image_id"
],
"key_length": "4",
"ref": [
"portal.q_images_links.image_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 35,
"filtered": "100.00",
"cost_info": {
"read_cost": "35.00",
"eval_cost": "7.00",
"prefix_cost": "107.01",
"data_read_per_join": "26K"
},
"used_columns": [
"image_id",
"image_path",
"image_x",
"image_y",
"is_high_res"
]
}
},
{
"table": {
"table_name": "q_common_descriptions",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"object_id",
"lang_code",
"object_holder"
],
"key_length": "107",
"ref": [
"portal.q_images.image_id",
"const",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 35,
"filtered": "100.00",
"cost_info": {
"read_cost": "35.00",
"eval_cost": "7.00",
"prefix_cost": "149.01",
"data_read_per_join": "20K"
},
"used_columns": [
"object_id",
"description",
"lang_code",
"object_holder"
],
"attached_condition": "<if>(is_not_null_compl(q_common_descriptions), (`portal`.`q_common_descriptions`.`object_id` = `portal`.`q_images`.`image_id`), true)"
}
}
]
}
}
}
Result
image_id |
image_path |
image_x |
image_y |
is_high_res |
pair_id |
object_id |
object_type |
detailed_id |
type |
position |
alt |
images_image_id |
0 |
|
|
|
|
73614 |
45888 |
product |
75565 |
A |
1 |
|
|
0 |
|
|
|
|
73617 |
45889 |
product |
75568 |
A |
1 |
|
|
0 |
|
|
|
|
73631 |
45890 |
product |
75582 |
A |
1 |
|
|
0 |
|
|
|
|
73634 |
45892 |
product |
75585 |
A |
1 |
|
|
0 |
|
|
|
|
73636 |
45893 |
product |
75587 |
A |
1 |
|
|
0 |
|
|
|
|
73639 |
45894 |
product |
75590 |
A |
1 |
|
|
0 |
|
|
|
|
73642 |
45895 |
product |
75593 |
A |
1 |
|
|
0 |
|
|
|
|
73645 |
45896 |
product |
75596 |
A |
1 |
|
|
0 |
|
|
|
|
73647 |
45897 |
product |
75598 |
A |
1 |
|
|
0 |
|
|
|
|
73649 |
45898 |
product |
75600 |
A |
1 |
|
|
0 |
|
|
|
|
73654 |
45899 |
product |
75605 |
A |
1 |
|
|
0 |
|
|
|
|
73657 |
45900 |
product |
75608 |
A |
1 |
|
|
0 |
|
|
|
|
73660 |
45901 |
product |
75611 |
A |
1 |
|
|
0 |
|
|
|
|
73665 |
45902 |
product |
75616 |
A |
1 |
|
|
0 |
|
|
|
|
73615 |
45888 |
product |
75566 |
A |
2 |
|
|
0 |
|
|
|
|
73618 |
45889 |
product |
75569 |
A |
2 |
|
|
0 |
|
|
|
|
73632 |
45890 |
product |
75583 |
A |
2 |
|
|
0 |
|
|
|
|
73637 |
45893 |
product |
75588 |
A |
2 |
|
|
0 |
|
|
|
|
73640 |
45894 |
product |
75591 |
A |
2 |
|
|
0 |
|
|
|
|
73643 |
45895 |
product |
75594 |
A |
2 |
|
|
0 |
|
|
|
|
73646 |
45896 |
product |
75597 |
A |
2 |
|
|
0 |
|
|
|
|
73648 |
45897 |
product |
75599 |
A |
2 |
|
|
0 |
|
|
|
|
73650 |
45898 |
product |
75601 |
A |
2 |
|
|
0 |
|
|
|
|
73655 |
45899 |
product |
75606 |
A |
2 |
|
|
0 |
|
|
|
|
73658 |
45900 |
product |
75609 |
A |
2 |
|
|
0 |
|
|
|
|
73661 |
45901 |
product |
75612 |
A |
2 |
|
|
0 |
|
|
|
|
73666 |
45902 |
product |
75617 |
A |
2 |
|
|
0 |
|
|
|
|
73651 |
45898 |
product |
75602 |
A |
3 |
|
|
0 |
|
|
|
|
73656 |
45899 |
product |
75607 |
A |
3 |
|
|
0 |
|
|
|
|
73659 |
45900 |
product |
75610 |
A |
3 |
|
|
0 |
|
|
|
|
73662 |
45901 |
product |
75613 |
A |
3 |
|
|
0 |
|
|
|
|
73667 |
45902 |
product |
75618 |
A |
3 |
|
|
0 |
|
|
|
|
73672 |
45903 |
product |
75623 |
A |
3 |
|
|
0 |
|
|
|
|
73652 |
45898 |
product |
75603 |
A |
4 |
|
|
0 |
|
|
|
|
73663 |
45901 |
product |
75614 |
A |
4 |
|
|