Query time 0.00051
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "38.38"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "8.00"
},
"nested_loop": [
{
"table": {
"table_name": "cscart_images_links",
"access_type": "range",
"possible_keys": [
"object_id",
"idx_object_type_type_position"
],
"key": "object_id",
"used_key_parts": [
"object_id",
"object_type",
"type"
],
"key_length": "81",
"rows_examined_per_scan": 8,
"rows_produced_per_join": 8,
"filtered": "100.00",
"index_condition": "((`cscart_db`.`cscart_images_links`.`object_type` = 'product') and (`cscart_db`.`cscart_images_links`.`type` = 'M') and (`cscart_db`.`cscart_images_links`.`object_id` in (66152,66153,66154,66155,66170,66179,66180,66184)))",
"cost_info": {
"read_cost": "14.53",
"eval_cost": "0.80",
"prefix_cost": "15.33",
"data_read_per_join": "768"
},
"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": [
"cscart_db.cscart_images_links.detailed_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 8,
"filtered": "100.00",
"cost_info": {
"read_cost": "6.93",
"eval_cost": "0.80",
"prefix_cost": "23.05",
"data_read_per_join": "6K"
},
"used_columns": [
"image_id",
"image_path",
"image_x",
"image_y",
"is_high_res"
]
}
},
{
"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": [
"cscart_db.cscart_images.image_id",
"const",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 8,
"filtered": "100.00",
"cost_info": {
"read_cost": "6.52",
"eval_cost": "0.80",
"prefix_cost": "30.38",
"data_read_per_join": "4K"
},
"used_columns": [
"object_id",
"description",
"lang_code",
"object_holder"
],
"attached_condition": "<if>(is_not_null_compl(cscart_common_descriptions), (`cscart_db`.`cscart_common_descriptions`.`object_id` = `cscart_db`.`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 |
L700001524______2__STUNNER_SNACK_PACK_Ver.__TH_1400x.jpg |
1400 |
1400 |
N |
180669 |
66184 |
product |
182015 |
M |
0 |
|
182015 |
| 0 |
MINICARDHOLDER_5000x_4rbx-st.png |
720 |
864 |
N |
181469 |
66152 |
product |
182815 |
M |
0 |
|
182815 |
| 0 |
MINICARDHOLDER_5000x_u7mj-6y.png |
720 |
864 |
N |
181470 |
66153 |
product |
182816 |
M |
0 |
|
182816 |
| 0 |
MINICARDHOLDER_5000x_i2od-wa.png |
720 |
864 |
N |
181471 |
66154 |
product |
182817 |
M |
0 |
|
182817 |
| 0 |
MINICARDHOLDER_5000x_uznj-d4.png |
720 |
864 |
N |
181472 |
66155 |
product |
182818 |
M |
0 |
|
182818 |
| 0 |
download_ve1a-4j.jpg |
224 |
225 |
N |
181483 |
66170 |
product |
182829 |
M |
0 |
|
182829 |
| 0 |
L700001474___NCT_DREAM_DREAMSCAPE_Vertical_Flip_Ver._5000x.jpg |
3200 |
3200 |
N |
181487 |
66179 |
product |
182833 |
M |
0 |
|
182833 |
| 0 |
L700001476___NCT_DREAM_DREAMSCAPE_SMini_Ver._1400x.jpg |
1400 |
1400 |
N |
181488 |
66180 |
product |
182834 |
M |
0 |
|
182834 |