Query time 0.00114
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` = 'A') and (`portal`.`q_images_links`.`object_id` in ('8211','8212','8213','8214','8215','8216','8217','8218','8219','8220','8221','8222','8223','8224','8225','8226')))",
"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 |
41kA_FDgEGL._SX466_.jpg |
466 |
466 |
N |
17168 |
8225 |
product |
19130 |
A |
1 |
|
19130 |
0 |
41KE5Lo5btL._SX466_.jpg |
466 |
466 |
N |
17169 |
8225 |
product |
19131 |
A |
2 |
|
19131 |
0 |
51a9QEYtOKL.jpg |
500 |
383 |
N |
17142 |
8212 |
product |
19104 |
A |
10 |
|
19104 |
0 |
41ubw9XNB4L.jpg |
500 |
500 |
N |
17146 |
8214 |
product |
19108 |
A |
10 |
|
19108 |
0 |
415iJrf_pTL.jpg |
500 |
499 |
N |
17149 |
8215 |
product |
19111 |
A |
10 |
|
19111 |
0 |
413urSbsABL._SX466_.jpg |
466 |
466 |
N |
17159 |
8221 |
product |
19121 |
A |
10 |
|
19121 |
0 |
41KBaxYwXUL._SX466_.jpg |
466 |
466 |
N |
17163 |
8222 |
product |
19125 |
A |
10 |
|
19125 |
0 |
41V3w-r7XoL._SX466_.jpg |
466 |
466 |
N |
17167 |
8224 |
product |
19129 |
A |
10 |
|
19129 |
0 |
5146mo8mg1L._SL1000_.jpg |
750 |
1000 |
N |
17143 |
8212 |
product |
19105 |
A |
20 |
|
19105 |
0 |
41j6a36kqlL.jpg |
500 |
500 |
N |
17147 |
8214 |
product |
19109 |
A |
20 |
|
19109 |
0 |
61W3sVUL9SL._SL1000_.jpg |
1000 |
1000 |
N |
17150 |
8215 |
product |
19112 |
A |
20 |
|
19112 |
0 |
510TvoVDj4L._SX466_.jpg |
466 |
466 |
N |
17160 |
8221 |
product |
19122 |
A |
20 |
|
19122 |
0 |
31vFNIwRbZL._SX466_.jpg |
466 |
466 |
N |
17164 |
8222 |
product |
19126 |
A |
20 |
|
19126 |
0 |
61n--jt-N3L._SL1000_.jpg |
1000 |
1000 |
N |
17151 |
8215 |
product |
19113 |
A |
30 |
|
19113 |
0 |
410qN6PxruL._SX466_.jpg |
466 |
466 |
N |
17161 |
8221 |
product |
19123 |
A |
30 |
|
19123 |
0 |
619yyK_Y3pL._SL1000_.jpg |
1000 |
1000 |
N |
17152 |
8215 |
product |
19114 |
A |
40 |
|
19114 |