Query time 0.00132
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "92.81"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "16.00"
},
"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": 16,
"rows_produced_per_join": 16,
"filtered": "100.00",
"index_condition": "((`portal`.`q_images_links`.`object_type` = 'product') and (`portal`.`q_images_links`.`type` = 'M') and (`portal`.`q_images_links`.`object_id` in ('10482','10486','10487','10490','10491','10492','10493','10501','10506','10507','10508','10509','10510','10511','10512','10513')))",
"cost_info": {
"read_cost": "35.21",
"eval_cost": "3.20",
"prefix_cost": "38.41",
"data_read_per_join": "1K"
},
"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": 16,
"filtered": "100.00",
"cost_info": {
"read_cost": "16.00",
"eval_cost": "3.20",
"prefix_cost": "57.61",
"data_read_per_join": "12K"
},
"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": 16,
"filtered": "100.00",
"cost_info": {
"read_cost": "16.00",
"eval_cost": "3.20",
"prefix_cost": "76.81",
"data_read_per_join": "9K"
},
"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 |
51CooZDQPaL._SL1024_.jpg |
1024 |
1024 |
N |
21463 |
10493 |
product |
23425 |
M |
0 |
|
23425 |
0 |
41QLV1yVc0L.jpg |
406 |
500 |
N |
21490 |
10501 |
product |
23452 |
M |
0 |
|
23452 |
0 |
415hvV2hzzL._SL1000_.jpg |
1000 |
1000 |
N |
21506 |
10506 |
product |
23468 |
M |
0 |
|
23468 |
0 |
415QWbXQ7hL._SX342_.jpg |
342 |
342 |
N |
21510 |
10507 |
product |
23472 |
M |
0 |
|
23472 |
0 |
51QuUys0SlL._SX342_.jpg |
342 |
429 |
N |
21511 |
10508 |
product |
23473 |
M |
0 |
|
23473 |
0 |
41YNW_fumeL._SX342_.jpg |
342 |
342 |
N |
21514 |
10509 |
product |
23476 |
M |
0 |
|
23476 |
0 |
41L5VLwXH6L._SX342_.jpg |
342 |
344 |
N |
21519 |
10511 |
product |
23481 |
M |
0 |
|
23481 |
0 |
51oRBlBYjBL._SX342_.jpg |
342 |
342 |
N |
21521 |
10512 |
product |
23483 |
M |
0 |
|
23483 |
0 |
41CvhRFfibL._SX342_.jpg |
342 |
425 |
N |
21523 |
10513 |
product |
23485 |
M |
0 |
|
23485 |
0 |
41PBzRjusSL._SL1500_.jpg |
1500 |
703 |
N |
21785 |
10490 |
product |
23747 |
M |
0 |
|
23747 |
0 |
s-l640.jpg |
640 |
640 |
N |
26762 |
10486 |
product |
28724 |
M |
0 |
|
28724 |
0 |
s-l1600_3dds-sj.jpg |
1001 |
1001 |
N |
26787 |
10491 |
product |
28749 |
M |
0 |
|
28749 |
0 |
Original-Xiaomi-mi-Bluetooth-Neckband-Earphones-Wireless-Apt-x-Hybrid-Dual-Cell-With-Mic-for-iphone.jpg_640x640.jpg |
640 |
640 |
N |
26833 |
10487 |
product |
28795 |
M |
0 |
|
28795 |
0 |
2_myf8-e0.jpg |
640 |
626 |
N |
81206 |
10492 |
product |
83149 |
M |
0 |
|
83149 |
0 |
2_cl2c-17.jpg |
640 |
626 |
N |
82288 |
10510 |
product |
84231 |
M |
0 |
|
84231 |
0 |
2_9htm-71.jpg |
640 |
626 |
N |
82674 |
10482 |
product |
84617 |
M |
0 |
|
84617 |