Query time 0.00110
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "73.14"
},
"nested_loop": [
{
"table": {
"table_name": "p",
"access_type": "range",
"possible_keys": [
"PRIMARY",
"idx_group_id"
],
"key": "PRIMARY",
"used_key_parts": [
"product_id"
],
"key_length": "3",
"rows_examined_per_scan": 17,
"rows_produced_per_join": 17,
"filtered": "100.00",
"cost_info": {
"read_cost": "20.43",
"eval_cost": "3.40",
"prefix_cost": "23.83",
"data_read_per_join": "272"
},
"used_columns": [
"product_id",
"parent_product_id",
"group_id"
],
"attached_condition": "(`webmarco`.`p`.`product_id` in (269816,270028,269815,269817,269818,269814,269830,269825,269826,269820,269823,269833,269832,269822,269824,269819,269821))"
}
},
{
"table": {
"table_name": "g",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"id"
],
"key_length": "3",
"ref": [
"webmarco.p.group_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 17,
"filtered": "100.00",
"cost_info": {
"read_cost": "17.00",
"eval_cost": "3.40",
"prefix_cost": "44.23",
"data_read_per_join": "6K"
},
"used_columns": [
"id",
"code"
]
}
},
{
"table": {
"table_name": "f",
"access_type": "ref",
"possible_keys": [
"idx_group_id"
],
"key": "idx_group_id",
"used_key_parts": [
"group_id"
],
"key_length": "3",
"ref": [
"webmarco.p.group_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 24,
"filtered": "100.00",
"cost_info": {
"read_cost": "24.09",
"eval_cost": "4.82",
"prefix_cost": "73.14",
"data_read_per_join": "2K"
},
"used_columns": [
"feature_id",
"purpose",
"group_id"
]
}
}
]
}
}
Result
feature_id |
purpose |
product_id |
parent_product_id |
id |
code |
922 |
group_variation_catalog_item |
269814 |
0 |
7036 |
PV-C1026337E |
925 |
group_variation_catalog_item |
269814 |
0 |
7036 |
PV-C1026337E |
922 |
group_variation_catalog_item |
269815 |
0 |
7037 |
PV-D2DDDA7DB |
925 |
group_variation_catalog_item |
269815 |
0 |
7037 |
PV-D2DDDA7DB |
922 |
group_variation_catalog_item |
269816 |
0 |
7038 |
PV-105C7A027 |
925 |
group_variation_catalog_item |
269816 |
0 |
7038 |
PV-105C7A027 |
880 |
group_catalog_item |
269817 |
0 |
7040 |
PV-443322E7D |
922 |
group_variation_catalog_item |
269817 |
0 |
7040 |
PV-443322E7D |
925 |
group_variation_catalog_item |
269817 |
0 |
7040 |
PV-443322E7D |
880 |
group_catalog_item |
269818 |
0 |
7035 |
PV-7493B12D6 |
922 |
group_variation_catalog_item |
269818 |
0 |
7035 |
PV-7493B12D6 |
922 |
group_variation_catalog_item |
269830 |
0 |
7039 |
PV-6594EE50B |
925 |
group_variation_catalog_item |
269830 |
0 |
7039 |
PV-6594EE50B |
925 |
group_variation_catalog_item |
270028 |
0 |
7033 |
PV-A6C5C0AF0 |
953 |
group_variation_catalog_item |
270028 |
0 |
7033 |
PV-A6C5C0AF0 |