Query time 0.00101
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "150.41"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "28.00"
},
"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": 28,
"rows_produced_per_join": 28,
"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 ('37406','37407','37408','37409','37410','37411','37412','37413','37414','37415','37416','37417','37418','37419','37420','37421')))",
"cost_info": {
"read_cost": "49.61",
"eval_cost": "5.60",
"prefix_cost": "55.21",
"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": 28,
"filtered": "100.00",
"cost_info": {
"read_cost": "28.00",
"eval_cost": "5.60",
"prefix_cost": "88.81",
"data_read_per_join": "21K"
},
"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": 28,
"filtered": "100.00",
"cost_info": {
"read_cost": "28.00",
"eval_cost": "5.60",
"prefix_cost": "122.41",
"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 |
61hvJAD3tvL._SL1500_.jpg |
923 |
1500 |
N |
58577 |
37406 |
product |
60533 |
M |
0 |
|
60533 |
0 |
71tWvkBcZZL._SL1500_.jpg |
1296 |
1500 |
N |
58579 |
37407 |
product |
60535 |
M |
0 |
|
60535 |
0 |
71t6IO81FuL._SL1500_.jpg |
1296 |
1500 |
N |
58581 |
37408 |
product |
60537 |
M |
0 |
|
60537 |
0 |
51vsFNhpzbL._SL1102_.jpg |
1082 |
1102 |
N |
58582 |
37410 |
product |
60538 |
M |
0 |
|
60538 |
0 |
71PPmdFkDfL._SL1500_.jpg |
1125 |
1500 |
N |
58585 |
37414 |
product |
60541 |
M |
0 |
|
60541 |
0 |
41SxA-vVVXL._SL1000_.jpg |
1000 |
1000 |
N |
58591 |
37415 |
product |
60547 |
M |
0 |
|
60547 |
0 |
71p6ap7RQJL._SL1500_.jpg |
269 |
1500 |
N |
58593 |
37416 |
product |
60549 |
M |
0 |
|
60549 |
0 |
81lfS7dZ10L._SL1500_.jpg |
1259 |
1500 |
N |
58594 |
37417 |
product |
60550 |
M |
0 |
|
60550 |
0 |
81cJJ9FpffL._UY741_.jpg |
308 |
741 |
N |
58601 |
37419 |
product |
60557 |
M |
0 |
|
60557 |
0 |
61rnMUwlwGL._SL1200_.jpg |
1200 |
1200 |
N |
58603 |
37420 |
product |
60559 |
M |
0 |
|
60559 |
0 |
818J7vgKHCL._SL1500_.jpg |
1500 |
1500 |
N |
58606 |
37421 |
product |
60562 |
M |
0 |
|
60562 |
0 |
375x500.46380.jpg |
375 |
500 |
N |
58673 |
37409 |
product |
60629 |
M |
0 |
|
60629 |
0 |
61ihvP6D9OL._SL1227_.jpg |
1100 |
1227 |
N |
58675 |
37411 |
product |
60631 |
M |
0 |
|
60631 |
0 |
71o4YSz-vuL._SL1500_.jpg |
1125 |
1500 |
N |
58677 |
37413 |
product |
60633 |
M |
0 |
|
60633 |
0 |
41m8cMmFN8L.jpg |
434 |
500 |
N |
67708 |
37418 |
product |
69659 |
M |
0 |
|
69659 |