Query time 0.00131
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "116.81"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "21.00"
},
"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": 21,
"rows_produced_per_join": 21,
"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 ('32877','32878','30350','14312','14348','15787','16532','16533','16536','16541','16542','16543','16553','16554','16555','16556')))",
"cost_info": {
"read_cost": "41.21",
"eval_cost": "4.20",
"prefix_cost": "45.41",
"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": 21,
"filtered": "100.00",
"cost_info": {
"read_cost": "21.00",
"eval_cost": "4.20",
"prefix_cost": "70.61",
"data_read_per_join": "16K"
},
"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": 21,
"filtered": "100.00",
"cost_info": {
"read_cost": "21.00",
"eval_cost": "4.20",
"prefix_cost": "95.81",
"data_read_per_join": "12K"
},
"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 |
41Rq3qGnZoL.jpg |
500 |
500 |
N |
28218 |
14312 |
product |
30180 |
M |
0 |
|
30180 |
0 |
51275InYxEL.jpg |
500 |
471 |
N |
28254 |
14348 |
product |
30216 |
M |
0 |
|
30216 |
0 |
41eouPg9pNL.jpg |
500 |
500 |
N |
29690 |
15787 |
product |
31652 |
M |
0 |
|
31652 |
0 |
31AOT2HfCJL.jpg |
337 |
500 |
N |
30440 |
16532 |
product |
32402 |
M |
0 |
|
32402 |
0 |
41Xkr5WTHjL.jpg |
500 |
500 |
N |
30441 |
16533 |
product |
32403 |
M |
0 |
|
32403 |
0 |
51suHWEUxLL.jpg |
500 |
500 |
N |
30444 |
16536 |
product |
32406 |
M |
0 |
|
32406 |
0 |
41E-TYFOBIL.jpg |
500 |
500 |
N |
30449 |
16541 |
product |
32411 |
M |
0 |
|
32411 |
0 |
41wpYk-oxaL.jpg |
500 |
500 |
N |
30450 |
16542 |
product |
32412 |
M |
0 |
|
32412 |
0 |
51iq3Ww6eEL.jpg |
500 |
500 |
N |
30451 |
16543 |
product |
32413 |
M |
0 |
|
32413 |
0 |
41RVEbBJs7L.jpg |
386 |
500 |
N |
30461 |
16553 |
product |
32423 |
M |
0 |
|
32423 |
0 |
51buRV08baL.jpg |
500 |
477 |
N |
30462 |
16554 |
product |
32424 |
M |
0 |
|
32424 |
0 |
51vMO6WfSCL.jpg |
309 |
500 |
N |
30463 |
16555 |
product |
32425 |
M |
0 |
|
32425 |
0 |
41eeOOu_C3L.jpg |
218 |
500 |
N |
30464 |
16556 |
product |
32426 |
M |
0 |
|
32426 |
0 |
15036L-2-1.jpg |
6000 |
4000 |
N |
43988 |
32877 |
product |
45950 |
M |
0 |
|
45950 |
0 |
download__2__3b7h-20.jpg |
334 |
445 |
N |
48558 |
30350 |
product |
50519 |
M |
0 |
|
50519 |
0 |
2_r9u0-48.jpg |
640 |
626 |
N |
82374 |
32878 |
product |
84317 |
M |
0 |
|
84317 |