Query time 0.00079
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "133.39"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "26.00"
},
"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": 26,
"rows_produced_per_join": 26,
"filtered": "100.00",
"index_condition": "((`maniamall_cscart`.`cscart_images_links`.`object_type` = 'product') and (`maniamall_cscart`.`cscart_images_links`.`type` = 'A') and (`maniamall_cscart`.`cscart_images_links`.`object_id` in (697795,611344,611343,671469,614832,1088508,698251,991893,614900,698186,614875,697903,614824,991310,696234,695078,614833,697609,696257,1732162)))",
"cost_info": {
"read_cost": "47.81",
"eval_cost": "2.60",
"prefix_cost": "50.41",
"data_read_per_join": "2K"
},
"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": "3",
"ref": [
"maniamall_cscart.cscart_images_links.image_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 26,
"filtered": "100.00",
"cost_info": {
"read_cost": "25.95",
"eval_cost": "2.60",
"prefix_cost": "78.95",
"data_read_per_join": "19K"
},
"used_columns": [
"image_id",
"image_path",
"image_x",
"image_y"
],
"attached_condition": "<if>(is_not_null_compl(cscart_images), (`maniamall_cscart`.`cscart_images_links`.`image_id` = `maniamall_cscart`.`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": [
"maniamall_cscart.cscart_images.image_id",
"const",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 26,
"filtered": "100.00",
"cost_info": {
"read_cost": "25.84",
"eval_cost": "2.60",
"prefix_cost": "107.39",
"data_read_per_join": "15K"
},
"used_columns": [
"object_id",
"description",
"lang_code",
"object_holder"
],
"attached_condition": "<if>(is_not_null_compl(cscart_common_descriptions), (`maniamall_cscart`.`cscart_common_descriptions`.`object_id` = `maniamall_cscart`.`cscart_images`.`image_id`), true)"
}
}
]
}
}
}
Result
| pair_id |
object_id |
object_type |
image_id |
detailed_id |
type |
position |
image_path |
alt |
image_x |
image_y |
images_image_id |
| 956085 |
611344 |
product |
0 |
956322 |
A |
0 |
|
|
|
|
|
| 1050788 |
671469 |
product |
0 |
1051025 |
A |
0 |
|
|
|
|
|
| 1050789 |
671469 |
product |
0 |
1051026 |
A |
0 |
|
|
|
|
|
| 1050790 |
671469 |
product |
0 |
1051027 |
A |
0 |
|
|
|
|
|
| 1050791 |
671469 |
product |
0 |
1051028 |
A |
0 |
|
|
|
|
|
| 1050792 |
671469 |
product |
0 |
1051029 |
A |
0 |
|
|
|
|
|
| 1050793 |
671469 |
product |
0 |
1051030 |
A |
0 |
|
|
|
|
|
| 1050794 |
671469 |
product |
0 |
1051031 |
A |
0 |
|
|
|
|
|
| 1093477 |
696234 |
product |
0 |
1093714 |
A |
0 |
|
|
|
|
|
| 1093521 |
696257 |
product |
0 |
1093758 |
A |
0 |
|
|
|
|
|
| 1095636 |
697609 |
product |
0 |
1095873 |
A |
0 |
|
|
|
|
|
| 1095919 |
697795 |
product |
0 |
1096156 |
A |
0 |
|
|
|
|
|
| 1096106 |
697903 |
product |
0 |
1096343 |
A |
0 |
|
|
|
|
|
| 1539942 |
991310 |
product |
0 |
1540179 |
A |
0 |
|
|
|
|
|
| 1540585 |
991893 |
product |
0 |
1540822 |
A |
0 |
|
|
|
|
|
| 3947358 |
1732162 |
product |
0 |
3947611 |
A |
0 |
|
|
|
|
|