Query time 0.00177
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "241.21"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "44.00"
},
"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": 44,
"rows_produced_per_join": 44,
"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 ('363','364','365','366','367','368','369','370','371','372','373','374','375','376','377','378','379','380','381','382','383','384','385','386','387','388','389','390','391','392')))",
"cost_info": {
"read_cost": "82.81",
"eval_cost": "8.80",
"prefix_cost": "91.61",
"data_read_per_join": "4K"
},
"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.detailed_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 44,
"filtered": "100.00",
"cost_info": {
"read_cost": "44.00",
"eval_cost": "8.80",
"prefix_cost": "144.41",
"data_read_per_join": "33K"
},
"used_columns": [
"image_id",
"image_path",
"image_x",
"image_y",
"is_high_res"
],
"attached_condition": "<if>(is_not_null_compl(q_images), (`portal`.`q_images_links`.`detailed_id` = `portal`.`q_images`.`image_id`), true)"
}
},
{
"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": 44,
"filtered": "100.00",
"cost_info": {
"read_cost": "44.00",
"eval_cost": "8.80",
"prefix_cost": "197.21",
"data_read_per_join": "26K"
},
"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 |
2000085856446.jpg |
700 |
700 |
N |
18733 |
366 |
product |
20695 |
A |
1 |
|
20695 |
0 |
737052884097-2.jpg |
1200 |
1200 |
N |
748 |
363 |
product |
2725 |
A |
10 |
|
2725 |
0 |
737052884134-2.jpg |
1200 |
1200 |
N |
750 |
364 |
product |
2727 |
A |
10 |
|
2727 |
0 |
3423478400559-2.jpg |
1000 |
1000 |
N |
752 |
365 |
product |
2729 |
A |
10 |
|
2729 |
0 |
3423473020691-2.jpg |
1000 |
1000 |
N |
755 |
367 |
product |
2732 |
A |
10 |
|
2732 |
0 |
3423473020820-2.jpg |
1000 |
1000 |
N |
757 |
368 |
product |
2734 |
A |
10 |
|
2734 |
0 |
737052783697-2.jpg |
1000 |
1000 |
N |
759 |
369 |
product |
2736 |
A |
10 |
|
2736 |
0 |
3423473020509-2.jpg |
1000 |
1000 |
N |
761 |
370 |
product |
2738 |
A |
10 |
|
2738 |
0 |
3423473020233-2.jpg |
2000 |
2000 |
N |
763 |
371 |
product |
2740 |
A |
10 |
|
2740 |
0 |
3423473020264-2.jpg |
1760 |
2040 |
N |
765 |
372 |
product |
2742 |
A |
10 |
|
2742 |
0 |
3423473032878-2.jpg |
1000 |
1000 |
N |
767 |
373 |
product |
2744 |
A |
10 |
|
2744 |
0 |
3423473032861-2.jpg |
1000 |
1000 |
N |
769 |
374 |
product |
2746 |
A |
10 |
|
2746 |
0 |
3423473032816-2.jpg |
225 |
225 |
N |
771 |
375 |
product |
2748 |
A |
10 |
|
2748 |
0 |
737052883656-2.jpg |
1000 |
1000 |
N |
773 |
376 |
product |
2750 |
A |
10 |
|
2750 |
0 |
3423473020615-2.jpg |
1000 |
1000 |
N |
775 |
377 |
product |
2752 |
A |
10 |
|
2752 |
0 |
3423473020608-2.jpg |
1200 |
1200 |
N |
777 |
378 |
product |
2754 |
A |
10 |
|
2754 |
0 |
737052598079-2.jpg |
950 |
950 |
N |
779 |
379 |
product |
2756 |
A |
10 |
|
2756 |
0 |
737052074450-2.jpg |
800 |
1200 |
N |
782 |
381 |
product |
2759 |
A |
10 |
|
2759 |
0 |
3423473020752-2.jpg |
1000 |
1000 |
N |
784 |
382 |
product |
2761 |
A |
10 |
|
2761 |
0 |
737052074443-2.jpg |
800 |
1200 |
N |
786 |
383 |
product |
2763 |
A |
10 |
|
2763 |
0 |
3423473021360-2.jpg |
1000 |
1000 |
N |
788 |
384 |
product |
2765 |
A |
10 |
|
2765 |
0 |
3423473021377-2.jpg |
1000 |
1000 |
N |
790 |
385 |
product |
2767 |
A |
10 |
|
2767 |
0 |
737052945699-2.jpg |
880 |
1146 |
N |
792 |
386 |
product |
2769 |
A |
10 |
|
2769 |
0 |
737052036649-2.jpg |
880 |
1146 |
N |
794 |
387 |
product |
2771 |
A |
10 |
|
2771 |
0 |
737052672021-2.jpg |
1000 |
1000 |
N |
796 |
388 |
product |
2773 |
A |
10 |
|
2773 |
0 |
737052036632-2.jpg |
1000 |
1000 |
N |
798 |
389 |
product |
2775 |
A |
10 |
|
2775 |
0 |
737052020808-2.jpg |
225 |
225 |
N |
800 |
390 |
product |
2777 |
A |
10 |
|
2777 |
0 |
3423473021001-2.jpg |
2048 |
2048 |
N |
802 |
391 |
product |
2779 |
A |
10 |
|
2779 |
0 |
3423473033295-2.jpg |
200 |
480 |
N |
804 |
392 |
product |
2781 |
A |
10 |
|
2781 |