Query time 0.00109
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "86.04"
},
"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": 20,
"rows_produced_per_join": 20,
"filtered": "100.00",
"cost_info": {
"read_cost": "24.03",
"eval_cost": "4.00",
"prefix_cost": "28.03",
"data_read_per_join": "320"
},
"used_columns": [
"product_id",
"parent_product_id",
"group_id"
],
"attached_condition": "(`webmarco`.`p`.`product_id` in (270188,286355,262934,369578,220288,432451,435475,435469,429770,435494,435488,435482,432222,371851,435491,435485,435500,395251,435342,435508))"
}
},
{
"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": 20,
"filtered": "100.00",
"cost_info": {
"read_cost": "20.00",
"eval_cost": "4.00",
"prefix_cost": "52.03",
"data_read_per_join": "7K"
},
"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": 28,
"filtered": "100.00",
"cost_info": {
"read_cost": "28.34",
"eval_cost": "5.67",
"prefix_cost": "86.04",
"data_read_per_join": "2K"
},
"used_columns": [
"feature_id",
"purpose",
"group_id"
]
}
}
]
}
}
Result
feature_id |
purpose |
product_id |
parent_product_id |
id |
code |
976 |
group_variation_catalog_item |
270188 |
0 |
7059 |
PV-4525662BC |
860 |
group_variation_catalog_item |
286355 |
0 |
7512 |
PV-F4D89FDD9 |
860 |
group_variation_catalog_item |
369578 |
0 |
7899 |
PV-09E6B9199 |
860 |
group_variation_catalog_item |
435469 |
0 |
10901 |
PV-BD5D3A3E5 |
860 |
group_variation_catalog_item |
435475 |
0 |
10902 |
PV-11D19E50A |
860 |
group_variation_catalog_item |
435482 |
0 |
10903 |
PV-96032ACC0 |
860 |
group_variation_catalog_item |
435485 |
0 |
10904 |
PV-A8A0564EB |
860 |
group_variation_catalog_item |
435488 |
0 |
10905 |
PV-F598D8646 |
860 |
group_variation_catalog_item |
435491 |
0 |
10906 |
PV-EB91E7E96 |
860 |
group_variation_catalog_item |
435494 |
0 |
10907 |
PV-96AAFEB1C |
860 |
group_variation_catalog_item |
435500 |
0 |
10908 |
PV-8C1522EB1 |