Query time 0.00085
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "43.60"
},
"nested_loop": [
{
"table": {
"table_name": "P",
"access_type": "range",
"possible_keys": [
"PRIMARY",
"cscart_products_product_id_index"
],
"key": "cscart_products_product_id_index",
"used_key_parts": [
"product_id"
],
"key_length": "3",
"rows_examined_per_scan": 5,
"rows_produced_per_join": 5,
"filtered": "100.00",
"using_index": true,
"cost_info": {
"read_cost": "0.76",
"eval_cost": "0.50",
"prefix_cost": "1.26",
"data_read_per_join": "37K"
},
"used_columns": [
"product_id"
],
"attached_condition": "(`dev2`.`P`.`product_id` in ('28850','28843','28836','28629','8855'))"
}
},
{
"table": {
"table_name": "PFV",
"access_type": "ref",
"possible_keys": [
"PRIMARY",
"fl",
"variant_id",
"product_id",
"fpl",
"idx_product_feature_variant_id"
],
"key": "product_id",
"used_key_parts": [
"product_id"
],
"key_length": "3",
"ref": [
"dev2.P.product_id"
],
"rows_examined_per_scan": 6,
"rows_produced_per_join": 30,
"filtered": "100.00",
"using_index": true,
"cost_info": {
"read_cost": "2.57",
"eval_cost": "3.06",
"prefix_cost": "6.89",
"data_read_per_join": "23K"
},
"used_columns": [
"feature_id",
"product_id",
"variant_id"
]
}
},
{
"table": {
"table_name": "PF",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY",
"status"
],
"key": "PRIMARY",
"used_key_parts": [
"feature_id"
],
"key_length": "3",
"ref": [
"dev2.PFV.feature_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 24,
"filtered": "80.46",
"cost_info": {
"read_cost": "7.65",
"eval_cost": "2.46",
"prefix_cost": "17.61",
"data_read_per_join": "38K"
},
"used_columns": [
"feature_id",
"status"
],
"attached_condition": "(`dev2`.`PF`.`status` = 'A')"
}
},
{
"table": {
"table_name": "PFVS",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"variant_id"
],
"key_length": "3",
"ref": [
"dev2.PFV.variant_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 24,
"filtered": "100.00",
"using_index": true,
"cost_info": {
"read_cost": "6.16",
"eval_cost": "2.46",
"prefix_cost": "26.23",
"data_read_per_join": "37K"
},
"used_columns": [
"variant_id"
]
}
},
{
"table": {
"table_name": "PFD",
"access_type": "ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"feature_id"
],
"key_length": "3",
"ref": [
"dev2.PFV.feature_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 24,
"filtered": "100.00",
"cost_info": {
"read_cost": "6.16",
"eval_cost": "2.49",
"prefix_cost": "34.88",
"data_read_per_join": "68K"
},
"used_columns": [
"feature_id",
"internal_name"
]
}
},
{
"table": {
"table_name": "PFVD",
"access_type": "ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"variant_id"
],
"key_length": "3",
"ref": [
"dev2.PFV.variant_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 24,
"filtered": "100.00",
"cost_info": {
"read_cost": "6.23",
"eval_cost": "2.50",
"prefix_cost": "43.60",
"data_read_per_join": "105K"
},
"used_columns": [
"variant_id",
"variant"
]
}
}
]
}
}
Result
product_id |
name |
variant |
variant_id |
feature_id |
8855 |
Грузоподъемность, кг |
5000 |
9399 |
741 |
28629 |
Двигатель |
Weichai |
12754 |
735 |
28629 |
Мощность двигателя, л.с. |
185 |
9338 |
737 |
28629 |
Грузоподъемность, кг |
3800 |
14311 |
741 |
28629 |
Колесная формула |
4x2 |
8752 |
744 |
28629 |
Тип двигателя |
Дизельный |
9392 |
751 |
28629 |
Страна производитель |
Китай |
9730 |
758 |
28629 |
Объем двигателя |
4000 |
14310 |
838 |
28629 |
Привод |
Задний |
13040 |
878 |
28836 |
Двигатель |
WEICHAI, WP4.1NQ190E5 |
14060 |
735 |
28836 |
Мощность двигателя, л.с. |
190 |
9363 |
737 |
28836 |
Грузоподъемность, кг |
5800 |
13780 |
741 |
28836 |
Колесная формула |
4х2 |
14489 |
744 |
28836 |
Тип двигателя |
Дизельный |
9392 |
751 |
28836 |
Страна производитель |
Китай/Россия |
9733 |
758 |
28836 |
Объем двигателя |
4088см3 |
14544 |
838 |
28836 |
Привод |
Задний |
13040 |
878 |
28843 |
Двигатель |
Weichai WP3NQ150E50 |
14535 |
735 |
28843 |
Мощность двигателя, л.с. |
150 |
9659 |
737 |
28843 |
Грузоподъемность, кг |
2000 |
11021 |
741 |
28843 |
Колесная формула |
4x2 |
8752 |
744 |
28843 |
Тип двигателя |
Дизельный |
9392 |
751 |
28843 |
Страна производитель |
Китай |
9730 |
758 |
28843 |
Объем двигателя |
2970см2 |
14534 |
838 |
28843 |
Привод |
Задний |
13040 |
878 |
28850 |
Двигатель |
WEICHAI, WP4.1NQ190E5 |
14060 |
735 |
28850 |
Мощность двигателя, л.с. |
190 |
9363 |
737 |
28850 |
Грузоподъемность, кг |
5800 |
13780 |
741 |
28850 |
Колесная формула |
4x2 |
8752 |
744 |
28850 |
Тип двигателя |
Дизельный |
9392 |
751 |
28850 |
Страна производитель |
Китай |
9730 |
758 |
28850 |
Объем двигателя |
4088см3 |
14544 |
838 |
28850 |
Привод |
Задний |
13040 |
878 |