Query time 0.00393
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "495.61"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "97.00"
},
"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": 97,
"rows_produced_per_join": 97,
"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 ('45390','45397','45412','40679','40680','40681','40682','40683','40684','40685','40686','40687','40688','40689','40690','40691','40692','40693','40694','40695','40696','40697','40698','40699','40700','40702','40703','40704','40705','40706')))",
"cost_info": {
"read_cost": "146.41",
"eval_cost": "19.40",
"prefix_cost": "165.81",
"data_read_per_join": "9K"
},
"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": 97,
"filtered": "100.00",
"cost_info": {
"read_cost": "97.00",
"eval_cost": "19.40",
"prefix_cost": "282.21",
"data_read_per_join": "74K"
},
"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": 97,
"filtered": "100.00",
"cost_info": {
"read_cost": "97.00",
"eval_cost": "19.40",
"prefix_cost": "398.61",
"data_read_per_join": "57K"
},
"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 |
|
|
|
|
66699 |
40682 |
product |
68650 |
M |
0 |
|
|
0 |
|
|
|
|
66701 |
40683 |
product |
68652 |
M |
0 |
|
|
0 |
|
|
|
|
66703 |
40687 |
product |
68654 |
M |
0 |
|
|
0 |
|
|
|
|
66704 |
40688 |
product |
68655 |
M |
0 |
|
|
0 |
|
|
|
|
66706 |
40689 |
product |
68657 |
M |
0 |
|
|
0 |
|
|
|
|
66708 |
40690 |
product |
68659 |
M |
0 |
|
|
0 |
|
|
|
|
66709 |
40691 |
product |
68660 |
M |
0 |
|
|
0 |
|
|
|
|
66711 |
40692 |
product |
68662 |
M |
0 |
|
|
0 |
|
|
|
|
66714 |
40693 |
product |
68665 |
M |
0 |
|
|
0 |
|
|
|
|
66716 |
40694 |
product |
68667 |
M |
0 |
|
|
0 |
|
|
|
|
66721 |
40695 |
product |
68672 |
M |
0 |
|
|
0 |
|
|
|
|
66724 |
40696 |
product |
68675 |
M |
0 |
|
|
0 |
|
|
|
|
66725 |
40697 |
product |
68676 |
M |
0 |
|
|
0 |
|
|
|
|
66726 |
40697 |
product |
68677 |
M |
0 |
|
|
0 |
|
|
|
|
66728 |
40698 |
product |
68679 |
M |
0 |
|
|
0 |
|
|
|
|
66729 |
40699 |
product |
68680 |
M |
0 |
|
|
0 |
|
|
|
|
66731 |
40700 |
product |
68682 |
M |
0 |
|
|
0 |
|
|
|
|
66736 |
40702 |
product |
68687 |
M |
0 |
|
|
0 |
|
|
|
|
66739 |
40703 |
product |
68690 |
M |
0 |
|
|
0 |
|
|
|
|
66742 |
40704 |
product |
68693 |
M |
0 |
|
|
0 |
|
|
|
|
66743 |
40705 |
product |
68694 |
M |
0 |
|
|
0 |
|
|
|
|
66747 |
40706 |
product |
68698 |
M |
0 |
|
|
0 |
|
|
|
|
66749 |
40684 |
product |
68700 |
M |
0 |
|
|
0 |
|
|
|
|
66751 |
40685 |
product |
68702 |
M |
0 |
|
|
0 |
|
|
|
|
66754 |
40686 |
product |
68705 |
M |
0 |
|
|
0 |
|
|
|
|
66755 |
40681 |
product |
68706 |
M |
0 |
|
|
0 |
|
|
|
|
66757 |
40680 |
product |
68708 |
M |
0 |
|
|
0 |
|
|
|
|
66758 |
40679 |
product |
68709 |
M |
0 |
|
|
0 |
|
|
|
|
75700 |
45390 |
product |
77643 |
M |
0 |
|
|
0 |
|
|
|
|
76054 |
45397 |
product |
77997 |
M |
0 |
|
|
0 |
|
|
|
|
76055 |
45397 |
product |
77998 |
M |
0 |
|
|
0 |
|
|
|
|
76056 |
45397 |
product |
77999 |
M |
0 |
|
|
0 |
|
|
|
|
76905 |
45412 |
product |
78848 |
M |
0 |
|
|