Query time 0.00108
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "150.41"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "28.00"
},
"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": 28,
"rows_produced_per_join": 28,
"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 ('155','156','157','158','159','160','161','162','163','164','165','166','167','168','169','170')))",
"cost_info": {
"read_cost": "49.61",
"eval_cost": "5.60",
"prefix_cost": "55.21",
"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": 28,
"filtered": "100.00",
"cost_info": {
"read_cost": "28.00",
"eval_cost": "5.60",
"prefix_cost": "88.81",
"data_read_per_join": "21K"
},
"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": 28,
"filtered": "100.00",
"cost_info": {
"read_cost": "28.00",
"eval_cost": "5.60",
"prefix_cost": "122.41",
"data_read_per_join": "16K"
},
"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 |
7640111493693-2.jpg |
1500 |
1500 |
N |
346 |
158 |
product |
2323 |
A |
1 |
|
2323 |
0 |
7640171190518-2.jpg |
225 |
225 |
N |
341 |
155 |
product |
2318 |
A |
10 |
|
2318 |
0 |
7640111493723-2.jpg |
1400 |
1400 |
N |
343 |
156 |
product |
2320 |
A |
10 |
|
2320 |
0 |
7640111505310-2.jpg |
1000 |
1000 |
N |
345 |
157 |
product |
2322 |
A |
10 |
|
2322 |
0 |
7640111505280-2.jpg |
1600 |
1600 |
N |
348 |
159 |
product |
2325 |
A |
10 |
|
2325 |
0 |
7640111493624-2.jpg |
1000 |
1000 |
N |
350 |
160 |
product |
2327 |
A |
10 |
|
2327 |
0 |
3562700361005-2.jpg |
900 |
900 |
N |
352 |
161 |
product |
2329 |
A |
10 |
|
2329 |
0 |
7640171190877-2.jpg |
1200 |
1644 |
N |
354 |
162 |
product |
2331 |
A |
10 |
|
2331 |
0 |
7640163971613-2.jpg |
1000 |
1000 |
N |
356 |
163 |
product |
2333 |
A |
10 |
|
2333 |
0 |
7640163971620-2.jpg |
400 |
400 |
N |
358 |
164 |
product |
2335 |
A |
10 |
|
2335 |
0 |
3562700393082-2.jpg |
1000 |
1000 |
N |
360 |
165 |
product |
2337 |
A |
10 |
|
2337 |
0 |
3562700393105-2.jpg |
225 |
225 |
N |
362 |
166 |
product |
2339 |
A |
10 |
|
2339 |
0 |
7640171190587-2.jpg |
162 |
312 |
N |
364 |
167 |
product |
2341 |
A |
10 |
|
2341 |
0 |
7640111523086-2.jpg |
700 |
700 |
N |
366 |
168 |
product |
2343 |
A |
10 |
|
2343 |
0 |
7640111525004-2.jpg |
1000 |
1000 |
N |
368 |
169 |
product |
2345 |
A |
10 |
|
2345 |
0 |
7640111525011-2.jpg |
1000 |
1000 |
N |
370 |
170 |
product |
2347 |
A |
10 |
|
2347 |