Query time 0.00126
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "112.01"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "20.00"
},
"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": 20,
"rows_produced_per_join": 20,
"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 ('14514','14515','14516','14517','14518','14519','14520','14521','14522','14523','14524','14525','14526','14527','14528','14529')))",
"cost_info": {
"read_cost": "40.01",
"eval_cost": "4.00",
"prefix_cost": "44.01",
"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": 20,
"filtered": "100.00",
"cost_info": {
"read_cost": "20.00",
"eval_cost": "4.00",
"prefix_cost": "68.01",
"data_read_per_join": "15K"
},
"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": 20,
"filtered": "100.00",
"cost_info": {
"read_cost": "20.00",
"eval_cost": "4.00",
"prefix_cost": "92.01",
"data_read_per_join": "11K"
},
"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 |
51Tq7Vg8siL.jpg |
500 |
500 |
N |
28422 |
14514 |
product |
30384 |
M |
0 |
|
30384 |
0 |
41QG-9KDBIL.jpg |
348 |
500 |
N |
28423 |
14515 |
product |
30385 |
M |
0 |
|
30385 |
0 |
51gadzRaLwL.jpg |
500 |
500 |
N |
28425 |
14517 |
product |
30387 |
M |
0 |
|
30387 |
0 |
51q0IYUCMAL.jpg |
421 |
500 |
N |
28426 |
14518 |
product |
30388 |
M |
0 |
|
30388 |
0 |
51g9sR_XQ_L.jpg |
500 |
500 |
N |
28427 |
14519 |
product |
30389 |
M |
0 |
|
30389 |
0 |
31nBMCNxT7L.jpg |
500 |
500 |
N |
28428 |
14520 |
product |
30390 |
M |
0 |
|
30390 |
0 |
412jaV1ObtL.jpg |
500 |
500 |
N |
28429 |
14521 |
product |
30391 |
M |
0 |
|
30391 |
0 |
41qxDgFhCXL.jpg |
500 |
305 |
N |
28430 |
14522 |
product |
30392 |
M |
0 |
|
30392 |
0 |
41yztZkVTmL.jpg |
407 |
500 |
N |
28431 |
14523 |
product |
30393 |
M |
0 |
|
30393 |
0 |
31IkF8QEoPL.jpg |
85 |
500 |
N |
28432 |
14524 |
product |
30394 |
M |
0 |
|
30394 |
0 |
41uoFhq2oqL.jpg |
500 |
500 |
N |
28433 |
14525 |
product |
30395 |
M |
0 |
|
30395 |
0 |
51TZ7w-kCDL.jpg |
500 |
500 |
N |
28434 |
14526 |
product |
30396 |
M |
0 |
|
30396 |
0 |
41hHFAW1ZOL.jpg |
500 |
500 |
N |
28435 |
14527 |
product |
30397 |
M |
0 |
|
30397 |
0 |
51VL-e9EW6L.jpg |
500 |
500 |
N |
28436 |
14528 |
product |
30398 |
M |
0 |
|
30398 |
0 |
41y6NwERDSL.jpg |
500 |
333 |
N |
28437 |
14529 |
product |
30399 |
M |
0 |
|
30399 |
0 |
2_s0rs-ae.jpg |
640 |
626 |
N |
82027 |
14516 |
product |
83970 |
M |
0 |
|
83970 |