Query time 0.00123
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "140.81"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "26.00"
},
"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": 26,
"rows_produced_per_join": 26,
"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 ('171','172','173','132','133','134','135','136','137','138','139','140','141','142','143','144')))",
"cost_info": {
"read_cost": "47.21",
"eval_cost": "5.20",
"prefix_cost": "52.41",
"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": 26,
"filtered": "100.00",
"cost_info": {
"read_cost": "26.00",
"eval_cost": "5.20",
"prefix_cost": "83.61",
"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": 26,
"filtered": "100.00",
"cost_info": {
"read_cost": "26.00",
"eval_cost": "5.20",
"prefix_cost": "114.81",
"data_read_per_join": "15K"
},
"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 |
888066000055-2.jpg |
1500 |
1500 |
N |
296 |
132 |
product |
2273 |
A |
10 |
|
2273 |
0 |
888066048538-2.jpg |
1199 |
1645 |
N |
298 |
133 |
product |
2275 |
A |
10 |
|
2275 |
0 |
888066083379-2.jpg |
600 |
900 |
N |
300 |
134 |
product |
2277 |
A |
10 |
|
2277 |
0 |
888066081191-2.jpg |
700 |
700 |
N |
302 |
135 |
product |
2279 |
A |
10 |
|
2279 |
0 |
888066029209-2.jpg |
300 |
446 |
N |
304 |
136 |
product |
2281 |
A |
10 |
|
2281 |
0 |
888066047876-2.jpg |
338 |
447 |
N |
306 |
137 |
product |
2283 |
A |
10 |
|
2283 |
0 |
888066070539-2.jpg |
390 |
546 |
N |
309 |
139 |
product |
2286 |
A |
10 |
|
2286 |
0 |
888066050685-2.jpg |
1415 |
1415 |
N |
313 |
141 |
product |
2290 |
A |
10 |
|
2290 |
0 |
888066041607-2.jpg |
432 |
432 |
N |
315 |
142 |
product |
2292 |
A |
10 |
|
2292 |
0 |
888066000161-2.jpg |
478 |
874 |
N |
317 |
143 |
product |
2294 |
A |
10 |
|
2294 |
0 |
888066060493-2.jpg |
900 |
900 |
N |
319 |
144 |
product |
2296 |
A |
10 |
|
2296 |
0 |
7640111508892-2.jpg |
1400 |
1400 |
N |
372 |
171 |
product |
2349 |
A |
10 |
|
2349 |
0 |
7640163971507-2.jpg |
1200 |
1200 |
N |
374 |
172 |
product |
2351 |
A |
10 |
|
2351 |
0 |
7640171190556-2.jpg |
225 |
225 |
N |
376 |
173 |
product |
2353 |
A |
10 |
|
2353 |
0 |
41Yqj8kfZ4L._AC_.jpg |
228 |
495 |
N |
81411 |
140 |
product |
83354 |
A |
12 |
|
83354 |