Query time 0.00107
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "69.61"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "12.00"
},
"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": 12,
"rows_produced_per_join": 12,
"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 (431698,431699,431703,431707,431711,431715,431722,431726,431730,431704,431705,431706)))",
"cost_info": {
"read_cost": "26.41",
"eval_cost": "2.40",
"prefix_cost": "28.81",
"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": 12,
"filtered": "100.00",
"cost_info": {
"read_cost": "12.00",
"eval_cost": "2.40",
"prefix_cost": "43.21",
"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": 12,
"filtered": "100.00",
"cost_info": {
"read_cost": "12.00",
"eval_cost": "2.40",
"prefix_cost": "57.61",
"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__28_.png |
600 |
600 |
N |
3871498 |
431698 |
product |
1543508 |
M |
0 |
|
1543508 |
0 |
produts_img_600__25_.png |
600 |
600 |
N |
3871581 |
431706 |
product |
1543511 |
M |
0 |
|
1543511 |
0 |
produts_img_600__24_.png |
600 |
600 |
N |
3871614 |
431704 |
product |
1543512 |
M |
0 |
|
1543512 |
0 |
produts_img_600__23_.png |
600 |
600 |
N |
3871650 |
431705 |
product |
1543513 |
M |
0 |
|
1543513 |
0 |
produts_img_600__28_.png |
600 |
600 |
N |
3871679 |
431699 |
product |
1543508 |
M |
0 |
|
1543508 |
0 |
produts_img_600__28_.png |
600 |
600 |
N |
3871683 |
431703 |
product |
1543508 |
M |
0 |
|
1543508 |
0 |
produts_img_600__28_.png |
600 |
600 |
N |
3871687 |
431707 |
product |
1543508 |
M |
0 |
|
1543508 |
0 |
produts_img_600__28_.png |
600 |
600 |
N |
3871691 |
431711 |
product |
1543508 |
M |
0 |
|
1543508 |
0 |
produts_img_600__28_.png |
600 |
600 |
N |
3871695 |
431715 |
product |
1543508 |
M |
0 |
|
1543508 |
0 |
produts_img_600__28_.png |
600 |
600 |
N |
3871702 |
431722 |
product |
1543508 |
M |
0 |
|
1543508 |
0 |
produts_img_600__28_.png |
600 |
600 |
N |
3871706 |
431726 |
product |
1543508 |
M |
0 |
|
1543508 |
0 |
produts_img_600__28_.png |
600 |
600 |
N |
3871710 |
431730 |
product |
1543508 |
M |
0 |
|
1543508 |