Query time 0.00098
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "97.61"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "17.00"
},
"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": 17,
"rows_produced_per_join": 17,
"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 ('45387','45393','45394','45396','45398','45399','45401','45402','45403','45404','45406','45407','45408','45411','45413','45414')))",
"cost_info": {
"read_cost": "36.41",
"eval_cost": "3.40",
"prefix_cost": "39.81",
"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": 17,
"filtered": "100.00",
"cost_info": {
"read_cost": "17.00",
"eval_cost": "3.40",
"prefix_cost": "60.21",
"data_read_per_join": "13K"
},
"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": 17,
"filtered": "100.00",
"cost_info": {
"read_cost": "17.00",
"eval_cost": "3.40",
"prefix_cost": "80.61",
"data_read_per_join": "10K"
},
"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 |
N13754399A_2.jpg |
800 |
1091 |
N |
76050 |
45396 |
product |
77993 |
A |
1 |
|
77993 |
0 |
N13754399A_2_r2j6-mi.jpg |
800 |
1091 |
N |
76051 |
45396 |
product |
77994 |
A |
1 |
|
77994 |
0 |
N14058495A_1.jpg |
800 |
1091 |
N |
76405 |
45403 |
product |
78348 |
A |
1 |
|
78348 |
0 |
unlv-6281006408821-vaseline-petroleum-jelly-cocoa-butter-450ml-15533446830.jpg |
1000 |
1000 |
N |
77042 |
45399 |
product |
78985 |
A |
1 |
|
78985 |
0 |
N20457641A_1_w2bl-4y.jpg |
800 |
1091 |
N |
76409 |
45404 |
product |
78352 |
A |
2 |
|
78352 |
0 |
unlv-6281006408821-vaseline-petroleum-jelly-cocoa-butter-450ml-1553344683_74xn-hu.jpg |
1000 |
1000 |
N |
77043 |
45399 |
product |
78986 |
A |
2 |
|
78986 |