Query time 0.00116
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "85.11"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "16.00"
},
"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": 16,
"rows_produced_per_join": 16,
"filtered": "100.00",
"index_condition": "((`maniamall_cscart`.`cscart_images_links`.`object_type` = 'product') and (`maniamall_cscart`.`cscart_images_links`.`type` = 'M') and (`maniamall_cscart`.`cscart_images_links`.`object_id` in (594419,696613,592887,594006,594343,589592,589227,1083832,588451,588819,1070099,588427,1069305,593444,588949,1070735)))",
"cost_info": {
"read_cost": "32.64",
"eval_cost": "1.60",
"prefix_cost": "34.24",
"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": "3",
"ref": [
"maniamall_cscart.cscart_images_links.image_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 16,
"filtered": "100.00",
"cost_info": {
"read_cost": "15.89",
"eval_cost": "1.60",
"prefix_cost": "51.74",
"data_read_per_join": "12K"
},
"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": 16,
"filtered": "100.00",
"cost_info": {
"read_cost": "15.77",
"eval_cost": "1.60",
"prefix_cost": "69.11",
"data_read_per_join": "9K"
},
"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 |
| 928986 |
588427 |
product |
0 |
929223 |
M |
0 |
|
|
|
|
|
| 929010 |
588451 |
product |
0 |
929247 |
M |
0 |
|
|
|
|
|
| 929402 |
588819 |
product |
0 |
929639 |
M |
0 |
|
|
|
|
|
| 929551 |
588949 |
product |
0 |
929788 |
M |
0 |
|
|
|
|
|
| 929866 |
589227 |
product |
0 |
930103 |
M |
0 |
|
|
|
|
|
| 930261 |
589592 |
product |
0 |
930498 |
M |
0 |
|
|
|
|
|
| 933685 |
592887 |
product |
0 |
933922 |
M |
0 |
|
|
|
|
|
| 934264 |
593444 |
product |
0 |
934501 |
M |
0 |
|
|
|
|
|
| 934851 |
594006 |
product |
0 |
935088 |
M |
0 |
|
|
|
|
|
| 935200 |
594343 |
product |
0 |
935437 |
M |
0 |
|
|
|
|
|
| 935276 |
594419 |
product |
0 |
935513 |
M |
0 |
|
|
|
|
|
| 1094059 |
696613 |
product |
0 |
1094296 |
M |
0 |
|
|
|
|
|
| 1653747 |
1069305 |
product |
0 |
1653985 |
M |
0 |
|
|
|
|
|
| 1654660 |
1070099 |
product |
0 |
1654898 |
M |
0 |
|
|
|
|
|
| 1655360 |
1070735 |
product |
0 |
1655598 |
M |
0 |
|
|
|
|
|
| 1690425 |
1083832 |
product |
0 |
1690663 |
M |
0 |
|
|
|
|
|