Query time 0.00140
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "92.81"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "16.00"
},
"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": 16,
"rows_produced_per_join": 16,
"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 ('8610','8611','8612','8613','8614','8615','8618','8619','8620','8621','8629','8632','8633','8634','8635','8636')))",
"cost_info": {
"read_cost": "35.21",
"eval_cost": "3.20",
"prefix_cost": "38.41",
"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": 16,
"filtered": "100.00",
"cost_info": {
"read_cost": "16.00",
"eval_cost": "3.20",
"prefix_cost": "57.61",
"data_read_per_join": "12K"
},
"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": 16,
"filtered": "100.00",
"cost_info": {
"read_cost": "16.00",
"eval_cost": "3.20",
"prefix_cost": "76.81",
"data_read_per_join": "9K"
},
"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 |
512qf45-4sL.jpg |
500 |
500 |
N |
18028 |
8610 |
product |
19990 |
M |
0 |
|
19990 |
0 |
51ljZlwZmiL.jpg |
500 |
500 |
N |
18032 |
8611 |
product |
19994 |
M |
0 |
|
19994 |
0 |
51Tfe71PNZL.jpg |
500 |
500 |
N |
18035 |
8612 |
product |
19997 |
M |
0 |
|
19997 |
0 |
51XFRnPkQBL.jpg |
500 |
500 |
N |
18037 |
8613 |
product |
19999 |
M |
0 |
|
19999 |
0 |
51TvtJe1NAL.jpg |
500 |
500 |
N |
18041 |
8614 |
product |
20003 |
M |
0 |
|
20003 |
0 |
413andkrRYL.jpg |
500 |
500 |
N |
18042 |
8615 |
product |
20004 |
M |
0 |
|
20004 |
0 |
41ewwIM6u5L.jpg |
335 |
500 |
N |
18047 |
8618 |
product |
20009 |
M |
0 |
|
20009 |
0 |
41ol1L57Q1L.jpg |
500 |
500 |
N |
18048 |
8619 |
product |
20010 |
M |
0 |
|
20010 |
0 |
41-Oxu8GhDL.jpg |
500 |
500 |
N |
18049 |
8620 |
product |
20011 |
M |
0 |
|
20011 |
0 |
417njbof5AL.jpg |
395 |
500 |
N |
18051 |
8621 |
product |
20013 |
M |
0 |
|
20013 |
0 |
51yFStSurYL.jpg |
500 |
500 |
N |
18062 |
8629 |
product |
20024 |
M |
0 |
|
20024 |
0 |
415wyKdktzL.jpg |
500 |
500 |
N |
18065 |
8632 |
product |
20027 |
M |
0 |
|
20027 |
0 |
510wUOb6-bL.jpg |
500 |
500 |
N |
18067 |
8633 |
product |
20029 |
M |
0 |
|
20029 |
0 |
51CwgwAL_hL.jpg |
500 |
500 |
N |
18069 |
8634 |
product |
20031 |
M |
0 |
|
20031 |
0 |
41kzIYQUURL.jpg |
500 |
500 |
N |
18072 |
8635 |
product |
20034 |
M |
0 |
|
20034 |
0 |
51IFBBLyWhL.jpg |
500 |
500 |
N |
18077 |
8636 |
product |
20039 |
M |
0 |
|
20039 |