Query time 0.00097
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "246.41"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "48.00"
},
"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": 48,
"rows_produced_per_join": 48,
"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 ('38156','38157','38158','38159','38160','38161','38162','38163','38164','38165','38166','38167','38168','38169','38171','38172')))",
"cost_info": {
"read_cost": "73.61",
"eval_cost": "9.60",
"prefix_cost": "83.21",
"data_read_per_join": "4K"
},
"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": 48,
"filtered": "100.00",
"cost_info": {
"read_cost": "48.00",
"eval_cost": "9.60",
"prefix_cost": "140.81",
"data_read_per_join": "36K"
},
"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": 48,
"filtered": "100.00",
"cost_info": {
"read_cost": "48.00",
"eval_cost": "9.60",
"prefix_cost": "198.41",
"data_read_per_join": "28K"
},
"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 |
s-l1600.jpg |
1422 |
1600 |
N |
62045 |
38156 |
product |
64001 |
M |
0 |
|
64001 |
0 |
61QvnwRES-L._SL1000_.jpg |
1000 |
1000 |
N |
62050 |
38159 |
product |
64006 |
M |
0 |
|
64006 |
0 |
s-l500_vus7-57.jpg |
428 |
500 |
N |
62065 |
38158 |
product |
64021 |
M |
0 |
|
64021 |
0 |
375x500.46663.jpg |
375 |
500 |
N |
65084 |
38168 |
product |
67035 |
M |
0 |
|
67035 |
0 |
mancera-rosesgreedy.jpg |
599 |
669 |
N |
65086 |
38169 |
product |
67037 |
M |
0 |
|
67037 |
0 |
mancera-rosesgreedy_82n4-c4.jpg |
599 |
669 |
N |
65087 |
38169 |
product |
67038 |
M |
0 |
|
67038 |
0 |
mancera-wild-leather-edp-2ml-vails.jpg |
800 |
800 |
N |
65089 |
38171 |
product |
67040 |
M |
0 |
|
67040 |
0 |
s-l1600.jpg |
1600 |
1200 |
N |
65091 |
38172 |
product |
67042 |
M |
0 |
|
67042 |
0 |
s-l500_vm20-yk.jpg |
500 |
500 |
N |
65812 |
38157 |
product |
67763 |
M |
0 |
|
67763 |
0 |
s-l1600_qxfx-9x.jpg |
1600 |
1200 |
N |
65817 |
38160 |
product |
67768 |
M |
0 |
|
67768 |
0 |
s-l1600_g363-9g.jpg |
768 |
1024 |
N |
65820 |
38161 |
product |
67771 |
M |
0 |
|
67771 |
0 |
mancera-goldintensiveaoud.png |
1000 |
1000 |
N |
66785 |
38165 |
product |
68736 |
M |
0 |
|
68736 |
0 |
s-l1600_zl9y-98.jpg |
1600 |
1200 |
N |
66786 |
38166 |
product |
68737 |
M |
0 |
|
68737 |
0 |
s-l1600.jpg |
768 |
1024 |
N |
67189 |
38163 |
product |
69140 |
M |
0 |
|
69140 |
0 |
s-l1600_ozul-jd.jpg |
768 |
1024 |
N |
67190 |
38164 |
product |
69141 |
M |
0 |
|
69141 |
0 |
s-l1600_p3mb-q6.jpg |
768 |
1024 |
N |
67584 |
38167 |
product |
69535 |
M |
0 |
|
69535 |
0 |
s-l500_yebd-9h.jpg |
375 |
500 |
N |
68695 |
38162 |
product |
70646 |
M |
0 |
|
70646 |