Query time 0.00237
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 ('9966','9967','9968','9969','9970','9971','9972','9973','9974','9975','9976','9977','9978','9979','9980','9981','9982','9983','7798','7797','7779','7778','7777','7776','7775','7772','7771','6913','6914','6915','6916','6917')))",
"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 |
|
|
|
|
13794 |
6913 |
product |
15756 |
M |
0 |
|
|
0 |
|
|
|
|
13796 |
6914 |
product |
15758 |
M |
0 |
|
|
0 |
|
|
|
|
13798 |
6915 |
product |
15760 |
M |
0 |
|
|
0 |
|
|
|
|
13803 |
6917 |
product |
15765 |
M |
0 |
|
|
0 |
|
|
|
|
15917 |
7775 |
product |
17879 |
M |
0 |
|
|
0 |
|
|
|
|
15918 |
7776 |
product |
17880 |
M |
0 |
|
|
0 |
|
|
|
|
15921 |
7777 |
product |
17883 |
M |
0 |
|
|
0 |
|
|
|
|
15924 |
7778 |
product |
17886 |
M |
0 |
|
|
0 |
|
|
|
|
16180 |
7797 |
product |
18142 |
M |
0 |
|
|
0 |
|
|
|
|
16202 |
7798 |
product |
18164 |
M |
0 |
|
|
0 |
|
|
|
|
19589 |
9983 |
product |
21551 |
M |
0 |
|
|
0 |
|
|
|
|
19609 |
9974 |
product |
21571 |
M |
0 |
|
|
0 |
|
|
|
|
19612 |
9976 |
product |
21574 |
M |
0 |
|
|
0 |
|
|
|
|
19630 |
9979 |
product |
21592 |
M |
0 |
|
|
0 |
|
|
|
|
19631 |
9980 |
product |
21593 |
M |
0 |
|
|
0 |
|
|
|
|
19632 |
9981 |
product |
21594 |
M |
0 |
|
|
0 |
|
|
|
|
19633 |
9982 |
product |
21595 |
M |
0 |
|
|
0 |
|
|
|
|
19634 |
9969 |
product |
21596 |
M |
0 |
|
|
0 |
|
|
|
|
19635 |
9970 |
product |
21597 |
M |
0 |
|
|
0 |
|
|
|
|
19636 |
9971 |
product |
21598 |
M |
0 |
|
|
0 |
|
|
|
|
19637 |
9972 |
product |
21599 |
M |
0 |
|
|
0 |
|
|
|
|
19638 |
9973 |
product |
21600 |
M |
0 |
|
|
0 |
|
|
|
|
19639 |
9975 |
product |
21601 |
M |
0 |
|
|
0 |
|
|
|
|
19640 |
9978 |
product |
21602 |
M |
0 |
|
|
0 |
|
|
|
|
19651 |
9966 |
product |
21613 |
M |
0 |
|
|
0 |
|
|
|
|
19652 |
9967 |
product |
21614 |
M |
0 |
|
|
0 |
|
|
|
|
19654 |
9968 |
product |
21616 |
M |
0 |
|
|
0 |
|
|
|
|
81978 |
7779 |
product |
83921 |
M |
0 |
|
|
0 |
|
|
|
|
82169 |
7771 |
product |
84112 |
M |
0 |
|
|
0 |
|
|
|
|
82753 |
9977 |
product |
84696 |
M |
0 |
|
|
0 |
|
|
|
|
84264 |
7772 |
product |
81217 |
M |
0 |
|
|
0 |
|
|
|
|
13800 |
6916 |
product |
15762 |
M |
1 |
|
|