Query time 0.00081
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "54.01"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "10.00"
},
"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": 10,
"rows_produced_per_join": 10,
"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 ('45974','45975','45976','45977','45978','45982')))",
"cost_info": {
"read_cost": "18.01",
"eval_cost": "2.00",
"prefix_cost": "20.01",
"data_read_per_join": "960"
},
"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": 10,
"filtered": "100.00",
"cost_info": {
"read_cost": "10.00",
"eval_cost": "2.00",
"prefix_cost": "32.01",
"data_read_per_join": "7K"
},
"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": 10,
"filtered": "100.00",
"cost_info": {
"read_cost": "10.00",
"eval_cost": "2.00",
"prefix_cost": "44.01",
"data_read_per_join": "5K"
},
"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 |
41YRWgTOPgL._AC_.jpg |
331 |
468 |
N |
75779 |
45974 |
product |
77722 |
M |
0 |
|
77722 |
0 |
41YRWgTOPgL._AC__sfcq-p9.jpg |
331 |
468 |
N |
75782 |
45974 |
product |
77725 |
M |
0 |
|
77725 |
0 |
31uz5-SSgeL._AC_.jpg |
216 |
486 |
N |
75788 |
45976 |
product |
77731 |
M |
0 |
|
77731 |
0 |
31uz5-SSgeL._AC__veo2-be.jpg |
216 |
486 |
N |
75793 |
45976 |
product |
77736 |
M |
0 |
|
77736 |
0 |
31v5LZmZ7TL._AC_.jpg |
498 |
272 |
N |
75798 |
45977 |
product |
77741 |
M |
0 |
|
77741 |
0 |
31d0dobAh-L._AC_.jpg |
260 |
492 |
N |
75801 |
45978 |
product |
77744 |
M |
0 |
|
77744 |
0 |
31d0dobAh-L._AC__vyzy-48.jpg |
260 |
492 |
N |
75804 |
45978 |
product |
77747 |
M |
0 |
|
77747 |
0 |
N12834347A_1.jpg |
800 |
1091 |
N |
75827 |
45982 |
product |
77770 |
M |
0 |
|
77770 |
0 |
N12834347A_1_2gr3-j9.jpg |
800 |
1091 |
N |
75830 |
45982 |
product |
77773 |
M |
0 |
|
77773 |
0 |
2_304h-an.jpg |
640 |
626 |
N |
82155 |
45975 |
product |
84098 |
M |
0 |
|
84098 |