Query time 0.00123
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "75.41"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "13.00"
},
"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": 13,
"rows_produced_per_join": 13,
"filtered": "100.00",
"index_condition": "((`webmarco`.`cscart_images_links`.`object_type` = 'product') and (`webmarco`.`cscart_images_links`.`type` = 'M') and (`webmarco`.`cscart_images_links`.`object_id` in (431754,431755,431756,431757,431758,431759,431760,431761,431762,431763,431764,431765,431766)))",
"cost_info": {
"read_cost": "28.61",
"eval_cost": "2.60",
"prefix_cost": "31.21",
"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": [
"webmarco.cscart_images_links.detailed_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 13,
"filtered": "100.00",
"cost_info": {
"read_cost": "13.00",
"eval_cost": "2.60",
"prefix_cost": "46.81",
"data_read_per_join": "9K"
},
"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": "108",
"ref": [
"webmarco.cscart_images.image_id",
"const",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 13,
"filtered": "100.00",
"cost_info": {
"read_cost": "13.00",
"eval_cost": "2.60",
"prefix_cost": "62.41",
"data_read_per_join": "7K"
},
"used_columns": [
"object_id",
"description",
"lang_code",
"object_holder"
]
}
}
]
}
}
}
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 |
produts_img_600__35_.png |
600 |
600 |
N |
3871748 |
431754 |
product |
1543520 |
M |
0 |
|
1543520 |
0 |
produts_img_600__35_.png |
600 |
600 |
N |
3871749 |
431755 |
product |
1543520 |
M |
0 |
|
1543520 |
0 |
produts_img_600__35_.png |
600 |
600 |
N |
3871750 |
431756 |
product |
1543520 |
M |
0 |
|
1543520 |
0 |
produts_img_600__35_.png |
600 |
600 |
N |
3871751 |
431757 |
product |
1543520 |
M |
0 |
|
1543520 |
0 |
produts_img_600__35_.png |
600 |
600 |
N |
3871752 |
431758 |
product |
1543520 |
M |
0 |
|
1543520 |
0 |
produts_img_600__35_.png |
600 |
600 |
N |
3871753 |
431759 |
product |
1543520 |
M |
0 |
|
1543520 |
0 |
produts_img_600__35_.png |
600 |
600 |
N |
3871754 |
431760 |
product |
1543520 |
M |
0 |
|
1543520 |
0 |
produts_img_600__35_.png |
600 |
600 |
N |
3871755 |
431761 |
product |
1543520 |
M |
0 |
|
1543520 |
0 |
produts_img_600__35_.png |
600 |
600 |
N |
3871756 |
431762 |
product |
1543520 |
M |
0 |
|
1543520 |
0 |
produts_img_600__35_.png |
600 |
600 |
N |
3871757 |
431763 |
product |
1543520 |
M |
0 |
|
1543520 |
0 |
produts_img_600__35_.png |
600 |
600 |
N |
3871758 |
431764 |
product |
1543520 |
M |
0 |
|
1543520 |
0 |
produts_img_600__35_.png |
600 |
600 |
N |
3871759 |
431765 |
product |
1543520 |
M |
0 |
|
1543520 |
0 |
produts_img_600__35_.png |
600 |
600 |
N |
3871760 |
431766 |
product |
1543520 |
M |
0 |
|
1543520 |