Query time 0.00106
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "136.01"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "25.00"
},
"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": 25,
"rows_produced_per_join": 25,
"filtered": "100.00",
"index_condition": "((`portal`.`q_images_links`.`object_type` = 'product') and (`portal`.`q_images_links`.`type` = 'A') and (`portal`.`q_images_links`.`object_id` in ('93','94','95','96','97','98','99','100','101','102','103','104','105','15','16','17')))",
"cost_info": {
"read_cost": "46.01",
"eval_cost": "5.00",
"prefix_cost": "51.01",
"data_read_per_join": "2K"
},
"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": 25,
"filtered": "100.00",
"cost_info": {
"read_cost": "25.00",
"eval_cost": "5.00",
"prefix_cost": "81.01",
"data_read_per_join": "19K"
},
"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": 25,
"filtered": "100.00",
"cost_info": {
"read_cost": "25.00",
"eval_cost": "5.00",
"prefix_cost": "111.01",
"data_read_per_join": "14K"
},
"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 |
5045352419150-2.jpg |
1200 |
1200 |
N |
74 |
15 |
product |
2051 |
A |
10 |
|
2051 |
0 |
737052055978-2.jpg |
1500 |
2275 |
N |
216 |
93 |
product |
2193 |
A |
10 |
|
2193 |
0 |
737052130934-2.jpg |
1000 |
1000 |
N |
219 |
95 |
product |
2196 |
A |
10 |
|
2196 |
0 |
8005610461304-2.jpg |
1600 |
1710 |
N |
221 |
96 |
product |
2198 |
A |
10 |
|
2198 |
0 |
8005610524030-2.jpg |
1000 |
980 |
N |
223 |
97 |
product |
2200 |
A |
10 |
|
2200 |
0 |
730870147788-2.jpg |
1020 |
1328 |
N |
226 |
99 |
product |
2203 |
A |
10 |
|
2203 |
0 |
8005610460505-2.jpg |
390 |
277 |
N |
228 |
100 |
product |
2205 |
A |
10 |
|
2205 |
0 |
730870147429-2.jpg |
1000 |
1440 |
N |
230 |
101 |
product |
2207 |
A |
10 |
|
2207 |
0 |
8005610461212-2.jpg |
600 |
600 |
N |
232 |
102 |
product |
2209 |
A |
10 |
|
2209 |
0 |
8005610461717-2.jpg |
540 |
540 |
N |
234 |
103 |
product |
2211 |
A |
10 |
|
2211 |
0 |
737052355054-2.jpg |
1220 |
1760 |
N |
236 |
104 |
product |
2213 |
A |
10 |
|
2213 |