Query time 0.00107
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "164.81"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "31.00"
},
"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": 31,
"rows_produced_per_join": 31,
"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 ('35578','35579','35580','35581','35582','35583','35584','35585','35586','35587','35588','35589','35590','35591','35592','35593')))",
"cost_info": {
"read_cost": "53.21",
"eval_cost": "6.20",
"prefix_cost": "59.41",
"data_read_per_join": "2K"
},
"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": 31,
"filtered": "100.00",
"cost_info": {
"read_cost": "31.00",
"eval_cost": "6.20",
"prefix_cost": "96.61",
"data_read_per_join": "23K"
},
"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": 31,
"filtered": "100.00",
"cost_info": {
"read_cost": "31.00",
"eval_cost": "6.20",
"prefix_cost": "133.81",
"data_read_per_join": "18K"
},
"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 |
N14552627A_1.jpg |
800 |
1091 |
N |
57496 |
35578 |
product |
59456 |
M |
0 |
|
59456 |
0 |
N11756460A_1.jpg |
800 |
1091 |
N |
57498 |
35579 |
product |
59458 |
M |
0 |
|
59458 |
0 |
N14552617A_1.jpg |
800 |
1091 |
N |
57499 |
35580 |
product |
59459 |
M |
0 |
|
59459 |
0 |
N14552619A_1.jpg |
800 |
1091 |
N |
57501 |
35581 |
product |
59461 |
M |
0 |
|
59461 |
0 |
N27423903A_1.jpg |
800 |
1091 |
N |
57503 |
35582 |
product |
59463 |
M |
0 |
|
59463 |
0 |
N12293108A_1.jpg |
800 |
1091 |
N |
57504 |
35584 |
product |
59464 |
M |
0 |
|
59464 |
0 |
N12880826A_1.jpg |
800 |
1091 |
N |
57506 |
35585 |
product |
59466 |
M |
0 |
|
59466 |
0 |
N27423809A_1.jpg |
800 |
1091 |
N |
57508 |
35586 |
product |
59468 |
M |
0 |
|
59468 |
0 |
N26481792A_1.jpg |
800 |
1091 |
N |
57510 |
35587 |
product |
59470 |
M |
0 |
|
59470 |
0 |
N14552621A_1.jpg |
800 |
1091 |
N |
57513 |
35583 |
product |
59473 |
M |
0 |
|
59473 |
0 |
N23103500A_1.jpg |
800 |
1091 |
N |
57515 |
35589 |
product |
59475 |
M |
0 |
|
59475 |
0 |
N13789946A_1.jpg |
210 |
286 |
N |
57518 |
35590 |
product |
59478 |
M |
0 |
|
59478 |
0 |
N20337534A_1.jpg |
800 |
1091 |
N |
57520 |
35593 |
product |
59480 |
M |
0 |
|
59480 |
0 |
375x500.30496.jpg |
375 |
500 |
N |
57591 |
35588 |
product |
59551 |
M |
0 |
|
59551 |
0 |
375x500.28084.jpg |
375 |
500 |
N |
57601 |
35591 |
product |
59561 |
M |
0 |
|
59561 |
0 |
375x500.49151.jpg |
375 |
500 |
N |
57604 |
35592 |
product |
59564 |
M |
0 |
|
59564 |