Query time 0.00175
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "19.36"
},
"nested_loop": [
{
"table": {
"table_name": "v",
"access_type": "range",
"possible_keys": [
"PRIMARY",
"fl",
"product_id",
"fpl",
"idx_product_feature_variant_id"
],
"key": "PRIMARY",
"used_key_parts": [
"feature_id",
"product_id"
],
"key_length": "6",
"rows_examined_per_scan": 21,
"rows_produced_per_join": 21,
"filtered": "100.00",
"using_index": true,
"cost_info": {
"read_cost": "2.56",
"eval_cost": "2.10",
"prefix_cost": "4.66",
"data_read_per_join": "16K"
},
"used_columns": [
"feature_id",
"product_id",
"variant_id"
],
"attached_condition": "((`cscartdb`.`v`.`feature_id` = 1208) and (`cscartdb`.`v`.`product_id` in ('36343','36352','36354','17417','36351','36353','36350','36349','36348','36347','36346','36345','36342','36341','36340','36339','36344','36338','36337','36336','36335')))"
}
},
{
"table": {
"table_name": "vd",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"variant_id",
"lang_code"
],
"key_length": "9",
"ref": [
"cscartdb.v.variant_id",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 21,
"filtered": "100.00",
"cost_info": {
"read_cost": "5.25",
"eval_cost": "2.10",
"prefix_cost": "12.01",
"data_read_per_join": "63K"
},
"used_columns": [
"variant_id",
"variant",
"lang_code"
]
}
},
{
"table": {
"table_name": "vf",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"variant_id"
],
"key_length": "3",
"ref": [
"cscartdb.v.variant_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 21,
"filtered": "100.00",
"cost_info": {
"read_cost": "5.25",
"eval_cost": "2.10",
"prefix_cost": "19.36",
"data_read_per_join": "23K"
},
"used_columns": [
"variant_id",
"color",
"position"
]
}
}
]
}
}
Result
variant_id |
product_id |
variant |
position |
color |
4713 |
17417 |
Full set/XS |
0 |
#000000 |
4714 |
36335 |
Full set/S |
1 |
#000000 |
4715 |
36336 |
Full set/M |
2 |
#000000 |
4716 |
36337 |
Full set/L |
3 |
#000000 |
4717 |
36338 |
Full set/XL |
4 |
#000000 |
4718 |
36339 |
Full set/2XL |
5 |
#000000 |
4719 |
36340 |
Full set/3XL |
6 |
#000000 |
4720 |
36341 |
Strap on harness/XS |
7 |
#000000 |
4721 |
36342 |
Strap on harness/S |
8 |
#000000 |
4722 |
36343 |
Strap on harness/M |
9 |
#000000 |
4723 |
36344 |
Strap on harness/L |
10 |
#000000 |
4724 |
36345 |
Strap on harness/XL |
11 |
#000000 |
4725 |
36346 |
Strap on harness/2XL |
12 |
#000000 |
4726 |
36347 |
Strap on harness/3XL |
13 |
#000000 |
4727 |
36348 |
Bra harness/XS |
14 |
#000000 |
4728 |
36349 |
Bra harness/S |
15 |
#000000 |
4729 |
36350 |
Bra harness/M |
16 |
#000000 |
4730 |
36351 |
Bra harness/L |
17 |
#000000 |
4731 |
36352 |
Bra harness/XL |
18 |
#000000 |
4732 |
36353 |
Bra harness/2XL |
19 |
#000000 |
4733 |
36354 |
Bra harness/3XL |
20 |
#000000 |