Query time 0.00083
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "109.81"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "21.00"
},
"nested_loop": [
{
"table": {
"table_name": "cscart_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": 21,
"rows_produced_per_join": 21,
"filtered": "100.00",
"index_condition": "((`eshopuga_upgr_4122`.`cscart_images_links`.`object_type` = 'product') and (`eshopuga_upgr_4122`.`cscart_images_links`.`type` = 'M') and (`eshopuga_upgr_4122`.`cscart_images_links`.`object_id` in (1971,1969,1965,1966,1968,1963,1970,1972,1957)))",
"cost_info": {
"read_cost": "34.21",
"eval_cost": "4.20",
"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": "cscart_images",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"image_id"
],
"key_length": "4",
"ref": [
"eshopuga_upgr_4122.cscart_images_links.detailed_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 21,
"filtered": "100.00",
"cost_info": {
"read_cost": "21.00",
"eval_cost": "4.20",
"prefix_cost": "63.61",
"data_read_per_join": "16K"
},
"used_columns": [
"image_id",
"image_path",
"image_x",
"image_y",
"is_high_res"
],
"attached_condition": "<if>(is_not_null_compl(cscart_images), (`eshopuga_upgr_4122`.`cscart_images_links`.`detailed_id` = `eshopuga_upgr_4122`.`cscart_images`.`image_id`), true)"
}
},
{
"table": {
"table_name": "cscart_common_descriptions",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"object_id",
"lang_code",
"object_holder"
],
"key_length": "107",
"ref": [
"eshopuga_upgr_4122.cscart_images.image_id",
"const",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 21,
"filtered": "100.00",
"cost_info": {
"read_cost": "21.00",
"eval_cost": "4.20",
"prefix_cost": "88.81",
"data_read_per_join": "12K"
},
"used_columns": [
"object_id",
"description",
"lang_code",
"object_holder"
],
"attached_condition": "<if>(is_not_null_compl(cscart_common_descriptions), (`eshopuga_upgr_4122`.`cscart_common_descriptions`.`object_id` = `eshopuga_upgr_4122`.`cscart_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 |
24_Yellow_Roses_in_Vase.jpg |
380 |
379 |
N |
3380 |
1957 |
product |
3498 |
M |
0 |
24 Yellow Roses in Vase |
3498 |
0 |
jarra-de-rosas-rosa-fuchsia-a.jpeg |
300 |
300 |
N |
3386 |
1963 |
product |
3504 |
M |
0 |
jarra-de-rosas-rosa-fuchsia-a |
3504 |
0 |
Passinate_Roses.jpg |
330 |
370 |
N |
3388 |
1965 |
product |
3506 |
M |
0 |
Passinate Roses |
3506 |
0 |
Pastel_roses_in_vase.jpg |
360 |
460 |
N |
3389 |
1966 |
product |
3507 |
M |
0 |
Pastel roses in vase |
3507 |
0 |
Pink_Roses_In_Vase.jpg |
400 |
500 |
N |
3391 |
1968 |
product |
3509 |
M |
0 |
Pink Roses In Vase |
3509 |
0 |
Red_Roses_Vase_Flower.JPG |
400 |
400 |
N |
3392 |
1969 |
product |
3510 |
M |
0 |
Red Roses Vase Flower |
3510 |
0 |
Red-Roses-Bouquet_Vase.jpg |
550 |
596 |
N |
3393 |
1970 |
product |
3511 |
M |
0 |
Red-Roses-Bouquet Vase |
3511 |
0 |
roses.png |
600 |
400 |
N |
3394 |
1971 |
product |
3512 |
M |
0 |
Roses |
3512 |
0 |
Sparkling_Beauty_Bouquet.png |
1288 |
1600 |
N |
3395 |
1972 |
product |
3513 |
M |
0 |
Sparkling Beauty Bouquet |
3513 |