Query time 0.00134
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "208.41"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "38.00"
},
"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": 38,
"rows_produced_per_join": 38,
"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 ('41339','29354','29395','29396','30848','30922','31133','13615','13626','13652','10455','10456','1519','1520','1521','1524','1525','1526','1527','1143','1142','1141','1140','1139','1138','1137')))",
"cost_info": {
"read_cost": "71.61",
"eval_cost": "7.60",
"prefix_cost": "79.21",
"data_read_per_join": "3K"
},
"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.image_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 38,
"filtered": "100.00",
"cost_info": {
"read_cost": "38.00",
"eval_cost": "7.60",
"prefix_cost": "124.81",
"data_read_per_join": "29K"
},
"used_columns": [
"image_id",
"image_path",
"image_x",
"image_y",
"is_high_res"
]
}
},
{
"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": 38,
"filtered": "100.00",
"cost_info": {
"read_cost": "38.00",
"eval_cost": "7.60",
"prefix_cost": "170.41",
"data_read_per_join": "22K"
},
"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 |
|
|
|
|
2569 |
1139 |
product |
4545 |
M |
0 |
|
|
0 |
|
|
|
|
2572 |
1140 |
product |
4548 |
M |
0 |
|
|
0 |
|
|
|
|
2580 |
1143 |
product |
4556 |
M |
0 |
|
|
0 |
|
|
|
|
3573 |
1520 |
product |
5547 |
M |
0 |
|
|
0 |
|
|
|
|
4946 |
1521 |
product |
6920 |
M |
0 |
|
|
0 |
|
|
|
|
5004 |
1524 |
product |
6978 |
M |
0 |
|
|
0 |
|
|
|
|
5006 |
1526 |
product |
6980 |
M |
0 |
|
|
0 |
|
|
|
|
5007 |
1527 |
product |
6981 |
M |
0 |
|
|
0 |
|
|
|
|
16392 |
1519 |
product |
18354 |
M |
0 |
|
|
0 |
|
|
|
|
21672 |
10455 |
product |
23634 |
M |
0 |
|
|
0 |
|
|
|
|
21676 |
10456 |
product |
23638 |
M |
0 |
|
|
0 |
|
|
|
|
27516 |
13615 |
product |
29478 |
M |
0 |
|
|
0 |
|
|
|
|
27527 |
13626 |
product |
29489 |
M |
0 |
|
|
0 |
|
|
|
|
27553 |
13652 |
product |
29515 |
M |
0 |
|
|
0 |
|
|
|
|
44841 |
29354 |
product |
46803 |
M |
0 |
|
|
0 |
|
|
|
|
45352 |
29396 |
product |
47314 |
M |
0 |
|
|
0 |
|
|
|
|
45361 |
29395 |
product |
47323 |
M |
0 |
|
|
0 |
|
|
|
|
48914 |
30848 |
product |
50875 |
M |
0 |
|
|
0 |
|
|
|
|
48951 |
30922 |
product |
50912 |
M |
0 |
|
|
0 |
|
|
|
|
49742 |
31133 |
product |
51703 |
M |
0 |
|
|
0 |
|
|
|
|
62010 |
1142 |
product |
63966 |
M |
0 |
|
|
0 |
|
|
|
|
66882 |
41339 |
product |
68833 |
M |
0 |
|
|
0 |
|
|
|
|
78307 |
1525 |
product |
80250 |
M |
0 |
|
|
0 |
|
|
|
|
80866 |
1138 |
product |
82809 |
M |
0 |
|
|
0 |
|
|
|
|
82086 |
1137 |
product |
84029 |
M |
0 |
|
|
0 |
|
|
|
|
82522 |
1141 |
product |
84465 |
M |
0 |
|
|