Query time 0.00254
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "112.01"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "20.00"
},
"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": 20,
"rows_produced_per_join": 20,
"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 ('155','156','157','158','159','160','161','162','163','164','165','166','167','168','169','170')))",
"cost_info": {
"read_cost": "40.01",
"eval_cost": "4.00",
"prefix_cost": "44.01",
"data_read_per_join": "1K"
},
"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": 20,
"filtered": "100.00",
"cost_info": {
"read_cost": "20.00",
"eval_cost": "4.00",
"prefix_cost": "68.01",
"data_read_per_join": "15K"
},
"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": 20,
"filtered": "100.00",
"cost_info": {
"read_cost": "20.00",
"eval_cost": "4.00",
"prefix_cost": "92.01",
"data_read_per_join": "11K"
},
"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 |
7640171190518.jpg |
1000 |
1000 |
N |
340 |
155 |
product |
2317 |
M |
0 |
|
2317 |
0 |
7640111493723.jpg |
2500 |
2000 |
N |
342 |
156 |
product |
2319 |
M |
0 |
|
2319 |
0 |
7640111505310.jpg |
1200 |
847 |
N |
344 |
157 |
product |
2321 |
M |
0 |
|
2321 |
0 |
7640111505280.jpg |
1000 |
1000 |
N |
347 |
159 |
product |
2324 |
M |
0 |
|
2324 |
0 |
7640111493624.jpg |
1400 |
1592 |
N |
349 |
160 |
product |
2326 |
M |
0 |
|
2326 |
0 |
3562700361005.jpg |
1000 |
1000 |
N |
351 |
161 |
product |
2328 |
M |
0 |
|
2328 |
0 |
7640171190877.jpg |
1058 |
1058 |
N |
353 |
162 |
product |
2330 |
M |
0 |
|
2330 |
0 |
7640163971613.jpg |
1000 |
1000 |
N |
355 |
163 |
product |
2332 |
M |
0 |
|
2332 |
0 |
7640163971620.jpg |
458 |
458 |
N |
357 |
164 |
product |
2334 |
M |
0 |
|
2334 |
0 |
3562700393082.jpg |
1000 |
1000 |
N |
359 |
165 |
product |
2336 |
M |
0 |
|
2336 |
0 |
3562700393105.jpg |
225 |
225 |
N |
361 |
166 |
product |
2338 |
M |
0 |
|
2338 |
0 |
7640171190587.jpg |
600 |
539 |
N |
363 |
167 |
product |
2340 |
M |
0 |
|
2340 |
0 |
7640111523086.jpg |
350 |
350 |
N |
365 |
168 |
product |
2342 |
M |
0 |
|
2342 |
0 |
7640111525004.jpg |
1000 |
1000 |
N |
367 |
169 |
product |
2344 |
M |
0 |
|
2344 |
0 |
7640111525011.jpg |
1000 |
1000 |
N |
369 |
170 |
product |
2346 |
M |
0 |
|
2346 |
0 |
7640111493693.jpeg |
1000 |
1000 |
N |
543 |
158 |
product |
2520 |
M |
0 |
|
2520 |