Query time 0.00201
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "185.61"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "32.00"
},
"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": 32,
"rows_produced_per_join": 32,
"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 ('32721','32722','32723','32724','32725','32726','32727','32728','32729','32730','32731','32732','32733','32734','32735','32736','32737','32738','32739','32740','32741','32742','32743','32744','32745','32746','32747','32748','32749','32750','32751','32752')))",
"cost_info": {
"read_cost": "70.41",
"eval_cost": "6.40",
"prefix_cost": "76.81",
"data_read_per_join": "3K"
},
"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.image_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 32,
"filtered": "100.00",
"cost_info": {
"read_cost": "32.00",
"eval_cost": "6.40",
"prefix_cost": "115.21",
"data_read_per_join": "24K"
},
"used_columns": [
"image_id",
"image_path",
"image_x",
"image_y",
"is_high_res"
]
}
},
{
"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": 32,
"filtered": "100.00",
"cost_info": {
"read_cost": "32.00",
"eval_cost": "6.40",
"prefix_cost": "153.61",
"data_read_per_join": "19K"
},
"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 |
|
|
|
|
43385 |
32721 |
product |
45347 |
M |
0 |
|
|
0 |
|
|
|
|
43389 |
32722 |
product |
45351 |
M |
0 |
|
|
0 |
|
|
|
|
43393 |
32723 |
product |
45355 |
M |
0 |
|
|
0 |
|
|
|
|
43397 |
32724 |
product |
45359 |
M |
0 |
|
|
0 |
|
|
|
|
43401 |
32725 |
product |
45363 |
M |
0 |
|
|
0 |
|
|
|
|
43405 |
32726 |
product |
45367 |
M |
0 |
|
|
0 |
|
|
|
|
43409 |
32727 |
product |
45371 |
M |
0 |
|
|
0 |
|
|
|
|
43413 |
32728 |
product |
45375 |
M |
0 |
|
|
0 |
|
|
|
|
43417 |
32729 |
product |
45379 |
M |
0 |
|
|
0 |
|
|
|
|
43421 |
32730 |
product |
45383 |
M |
0 |
|
|
0 |
|
|
|
|
43425 |
32731 |
product |
45387 |
M |
0 |
|
|
0 |
|
|
|
|
43429 |
32732 |
product |
45391 |
M |
0 |
|
|
0 |
|
|
|
|
43433 |
32733 |
product |
45395 |
M |
0 |
|
|
0 |
|
|
|
|
43437 |
32734 |
product |
45399 |
M |
0 |
|
|
0 |
|
|
|
|
43441 |
32735 |
product |
45403 |
M |
0 |
|
|
0 |
|
|
|
|
43445 |
32736 |
product |
45407 |
M |
0 |
|
|
0 |
|
|
|
|
43449 |
32737 |
product |
45411 |
M |
0 |
|
|
0 |
|
|
|
|
43453 |
32738 |
product |
45415 |
M |
0 |
|
|
0 |
|
|
|
|
43457 |
32739 |
product |
45419 |
M |
0 |
|
|
0 |
|
|
|
|
43461 |
32740 |
product |
45423 |
M |
0 |
|
|
0 |
|
|
|
|
43465 |
32741 |
product |
45427 |
M |
0 |
|
|
0 |
|
|
|
|
43469 |
32742 |
product |
45431 |
M |
0 |
|
|
0 |
|
|
|
|
43472 |
32743 |
product |
45434 |
M |
0 |
|
|
0 |
|
|
|
|
43475 |
32744 |
product |
45437 |
M |
0 |
|
|
0 |
|
|
|
|
43478 |
32745 |
product |
45440 |
M |
0 |
|
|
0 |
|
|
|
|
43481 |
32746 |
product |
45443 |
M |
0 |
|
|
0 |
|
|
|
|
43484 |
32747 |
product |
45446 |
M |
0 |
|
|
0 |
|
|
|
|
43487 |
32748 |
product |
45449 |
M |
0 |
|
|
0 |
|
|
|
|
43490 |
32749 |
product |
45452 |
M |
0 |
|
|
0 |
|
|
|
|
43493 |
32750 |
product |
45455 |
M |
0 |
|
|
0 |
|
|
|
|
43496 |
32751 |
product |
45458 |
M |
0 |
|
|
0 |
|
|
|
|
43500 |
32752 |
product |
45462 |
M |
0 |
|
|