Query time 0.00109
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "145.61"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "27.00"
},
"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": 27,
"rows_produced_per_join": 27,
"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 ('37309','37310','37311','37312','37313','37314','37315','37316','37317','37318','37319','37320','37321','37322','37323','37324')))",
"cost_info": {
"read_cost": "48.41",
"eval_cost": "5.40",
"prefix_cost": "53.81",
"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": 27,
"filtered": "100.00",
"cost_info": {
"read_cost": "27.00",
"eval_cost": "5.40",
"prefix_cost": "86.21",
"data_read_per_join": "20K"
},
"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": 27,
"filtered": "100.00",
"cost_info": {
"read_cost": "27.00",
"eval_cost": "5.40",
"prefix_cost": "118.61",
"data_read_per_join": "16K"
},
"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 |
375x500.53614.jpg |
375 |
500 |
N |
58466 |
37310 |
product |
60422 |
M |
0 |
|
60422 |
0 |
375x500.12950.jpg |
375 |
500 |
N |
58469 |
37311 |
product |
60425 |
M |
0 |
|
60425 |
0 |
download__3_.jpg |
300 |
300 |
N |
58470 |
37312 |
product |
60426 |
M |
0 |
|
60426 |
0 |
eau-de-toilette-salvatore-ferragamo-100-black-original-imadu5hvjc9nz9cz.jpeg |
416 |
282 |
N |
58471 |
37313 |
product |
60427 |
M |
0 |
|
60427 |
0 |
375x500.47960.jpg |
375 |
500 |
N |
58472 |
37314 |
product |
60428 |
M |
0 |
|
60428 |
0 |
41swVlO4fZL.jpg |
500 |
500 |
N |
58473 |
37315 |
product |
60429 |
M |
0 |
|
60429 |
0 |
61sHxPqvTZL._SL1000_.jpg |
1000 |
961 |
N |
58475 |
37317 |
product |
60431 |
M |
0 |
|
60431 |
0 |
81lgwcQymlL._SX522_.jpg |
522 |
522 |
N |
58476 |
37318 |
product |
60432 |
M |
0 |
|
60432 |
0 |
375x500.28130.jpg |
375 |
500 |
N |
58477 |
37319 |
product |
60433 |
M |
0 |
|
60433 |
0 |
81xu9Ba6HNL._SL1500_.jpg |
1500 |
1500 |
N |
58479 |
37320 |
product |
60435 |
M |
0 |
|
60435 |
0 |
61uQ_-95f8L._SL1000_.jpg |
1000 |
1000 |
N |
58481 |
37321 |
product |
60437 |
M |
0 |
|
60437 |
0 |
41OKGb9IzEL.jpg |
350 |
350 |
N |
58483 |
37322 |
product |
60439 |
M |
0 |
|
60439 |
0 |
61y0mkJpWIL._SX522_.jpg |
522 |
522 |
N |
58484 |
37323 |
product |
60440 |
M |
0 |
|
60440 |
0 |
51O3DFzOpqL._SX522_.jpg |
522 |
653 |
N |
58486 |
37324 |
product |
60442 |
M |
0 |
|
60442 |
0 |
41HqZZ8KyYL.jpg |
500 |
500 |
N |
58488 |
37316 |
product |
60444 |
M |
0 |
|
60444 |