Query time 0.00168
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 ('6957','6958','6959','6960','6961','6962','6963','6964','6965','6966','6967','6968','6969','6970','6971','6972','6974','6977','6978','6979','4497','4498','4499','4500','4501','4502','4503','4504','4505','4506','4507','4509')))",
"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 |
|
|
|
|
9602 |
4497 |
product |
11567 |
M |
0 |
|
|
0 |
|
|
|
|
9604 |
4498 |
product |
11569 |
M |
0 |
|
|
0 |
|
|
|
|
9605 |
4499 |
product |
11570 |
M |
0 |
|
|
0 |
|
|
|
|
9610 |
4502 |
product |
11575 |
M |
0 |
|
|
0 |
|
|
|
|
9614 |
4503 |
product |
11579 |
M |
0 |
|
|
0 |
|
|
|
|
9618 |
4505 |
product |
11583 |
M |
0 |
|
|
0 |
|
|
|
|
9619 |
4506 |
product |
11584 |
M |
0 |
|
|
0 |
|
|
|
|
9623 |
4507 |
product |
11588 |
M |
0 |
|
|
0 |
|
|
|
|
9628 |
4509 |
product |
11593 |
M |
0 |
|
|
0 |
|
|
|
|
11226 |
4504 |
product |
13188 |
M |
0 |
|
|
0 |
|
|
|
|
12434 |
4501 |
product |
14396 |
M |
0 |
|
|
0 |
|
|
|
|
12436 |
4500 |
product |
14398 |
M |
0 |
|
|
0 |
|
|
|
|
13707 |
6957 |
product |
15669 |
M |
0 |
|
|
0 |
|
|
|
|
13708 |
6958 |
product |
15670 |
M |
0 |
|
|
0 |
|
|
|
|
13709 |
6960 |
product |
15671 |
M |
0 |
|
|
0 |
|
|
|
|
13710 |
6961 |
product |
15672 |
M |
0 |
|
|
0 |
|
|
|
|
13711 |
6962 |
product |
15673 |
M |
0 |
|
|
0 |
|
|
|
|
13713 |
6964 |
product |
15675 |
M |
0 |
|
|
0 |
|
|
|
|
13733 |
6977 |
product |
15695 |
M |
0 |
|
|
0 |
|
|
|
|
13734 |
6978 |
product |
15696 |
M |
0 |
|
|
0 |
|
|
|
|
13736 |
6979 |
product |
15698 |
M |
0 |
|
|
0 |
|
|
|
|
13737 |
6959 |
product |
15699 |
M |
0 |
|
|
0 |
|
|
|
|
13743 |
6965 |
product |
15705 |
M |
0 |
|
|
0 |
|
|
|
|
13750 |
6967 |
product |
15712 |
M |
0 |
|
|
0 |
|
|
|
|
13751 |
6968 |
product |
15713 |
M |
0 |
|
|
0 |
|
|
|
|
13752 |
6969 |
product |
15714 |
M |
0 |
|
|
0 |
|
|
|
|
13753 |
6970 |
product |
15715 |
M |
0 |
|
|
0 |
|
|
|
|
13757 |
6971 |
product |
15719 |
M |
0 |
|
|
0 |
|
|
|
|
13769 |
6974 |
product |
15731 |
M |
0 |
|
|
0 |
|
|
|
|
13770 |
6974 |
product |
15732 |
M |
0 |
|
|
0 |
|
|
|
|
47880 |
6963 |
product |
49841 |
M |
0 |
|
|
0 |
|
|
|
|
48292 |
6966 |
product |
50253 |
M |
0 |
|
|
0 |
|
|
|
|
68825 |
6972 |
product |
70776 |
M |
0 |
|
|