Query time 0.00109
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "64.54"
},
"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": 15,
"rows_produced_per_join": 15,
"filtered": "100.00",
"cost_info": {
"read_cost": "18.03",
"eval_cost": "3.00",
"prefix_cost": "21.03",
"data_read_per_join": "240"
},
"used_columns": [
"product_id",
"parent_product_id",
"group_id"
],
"attached_condition": "(`webmarco`.`p`.`product_id` in (309590,309561,392255,392253,392254,392252,393018,427476,372040,381634,432460,432542,432589,432449,432523))"
}
},
{
"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": 15,
"filtered": "100.00",
"cost_info": {
"read_cost": "15.00",
"eval_cost": "3.00",
"prefix_cost": "39.03",
"data_read_per_join": "5K"
},
"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": 21,
"filtered": "100.00",
"cost_info": {
"read_cost": "21.26",
"eval_cost": "4.25",
"prefix_cost": "64.54",
"data_read_per_join": "2K"
},
"used_columns": [
"feature_id",
"purpose",
"group_id"
]
}
}
]
}
}
Result
feature_id |
purpose |
product_id |
parent_product_id |
id |
code |
860 |
group_variation_catalog_item |
309590 |
0 |
7569 |
PV-5CE76358C |
548 |
group_variation_catalog_item |
372040 |
0 |
8349 |
PV-6127F5C21 |
860 |
group_variation_catalog_item |
372040 |
0 |
8349 |
PV-6127F5C21 |
860 |
group_variation_catalog_item |
381634 |
0 |
8382 |
PV-8AA4E8C01 |
860 |
group_variation_catalog_item |
432449 |
0 |
10761 |
PV-0BD95F1BC |
1013 |
group_variation_catalog_item |
432449 |
0 |
10761 |
PV-0BD95F1BC |
860 |
group_variation_catalog_item |
432460 |
0 |
10757 |
PV-1DC4C8B79 |
1013 |
group_variation_catalog_item |
432460 |
0 |
10757 |
PV-1DC4C8B79 |
860 |
group_variation_catalog_item |
432523 |
0 |
10762 |
PV-5AABF32FA |
1013 |
group_variation_catalog_item |
432523 |
0 |
10762 |
PV-5AABF32FA |
860 |
group_variation_catalog_item |
432542 |
0 |
10766 |
PV-51F760361 |
1013 |
group_variation_catalog_item |
432542 |
0 |
10766 |
PV-51F760361 |
860 |
group_variation_catalog_item |
432589 |
0 |
10771 |
PV-4CEEF1DE4 |
1013 |
group_variation_catalog_item |
432589 |
0 |
10771 |
PV-4CEEF1DE4 |