Query time 0.00060
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "10.50"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "2.00"
},
"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": 2,
"rows_produced_per_join": 2,
"filtered": "100.00",
"index_condition": "((`dev2`.`cscart_images_links`.`object_type` = 'logos') and (`dev2`.`cscart_images_links`.`type` = 'M') and (`dev2`.`cscart_images_links`.`object_id` in (767,768)))",
"cost_info": {
"read_cost": "4.06",
"eval_cost": "0.20",
"prefix_cost": "4.26",
"data_read_per_join": "208"
},
"used_columns": [
"pair_id",
"object_id",
"object_type",
"image_id",
"detailed_id",
"type",
"position",
"version"
]
}
},
{
"table": {
"table_name": "cscart_images",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"image_id"
],
"key_length": "4",
"ref": [
"dev2.cscart_images_links.image_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 2,
"filtered": "100.00",
"cost_info": {
"read_cost": "1.94",
"eval_cost": "0.20",
"prefix_cost": "6.40",
"data_read_per_join": "1K"
},
"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": [
"dev2.cscart_images.image_id",
"const",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 2,
"filtered": "100.00",
"cost_info": {
"read_cost": "1.90",
"eval_cost": "0.20",
"prefix_cost": "8.50",
"data_read_per_join": "1K"
},
"used_columns": [
"object_id",
"description",
"lang_code",
"object_holder"
],
"attached_condition": "<if>(is_not_null_compl(cscart_common_descriptions), (`dev2`.`cscart_common_descriptions`.`object_id` = `dev2`.`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 |
version |
alt |
images_image_id |
13291 |
лого_маркетплейс_g4ox-pv_xyzm-x2.png |
466 |
139 |
N |
12737 |
767 |
logos |
0 |
M |
0 |
1 |
ООО "АК "Гранат" |
13291 |
13292 |
лого_маркетплейс_g4ox-pv_5gad-rv.png |
466 |
139 |
N |
12738 |
768 |
logos |
0 |
M |
0 |
1 |
ООО "АК "Гранат" |
13292 |