Query time 0.00123
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "22.09"
},
"nested_loop": [
{
"table": {
"table_name": "v",
"access_type": "range",
"possible_keys": [
"PRIMARY",
"fl",
"product_id",
"fpl",
"idx_product_feature_variant_id"
],
"key": "idx_product_feature_variant_id",
"used_key_parts": [
"product_id",
"feature_id"
],
"key_length": "6",
"rows_examined_per_scan": 24,
"rows_produced_per_join": 24,
"filtered": "100.00",
"using_index": true,
"cost_info": {
"read_cost": "2.89",
"eval_cost": "2.40",
"prefix_cost": "5.29",
"data_read_per_join": "18K"
},
"used_columns": [
"feature_id",
"product_id",
"variant_id"
],
"attached_condition": "((`cscartdb`.`v`.`feature_id` = 1329) and (`cscartdb`.`v`.`product_id` in ('39503','39553','39554','39555','39556','39557','39558','39559','39560','39561','39562','39563','39564','39565','39566','39567','39568','39569','39570','39571','39572','39573','39574','39575')))"
}
},
{
"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": 24,
"filtered": "100.00",
"cost_info": {
"read_cost": "6.00",
"eval_cost": "2.40",
"prefix_cost": "13.69",
"data_read_per_join": "72K"
},
"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": 24,
"filtered": "100.00",
"cost_info": {
"read_cost": "6.00",
"eval_cost": "2.40",
"prefix_cost": "22.09",
"data_read_per_join": "27K"
},
"used_columns": [
"variant_id",
"color",
"position"
]
}
}
]
}
}
Result
variant_id |
product_id |
variant |
position |
color |
5288 |
39503 |
Midnight Black |
0 |
#000000 |
5288 |
39553 |
Midnight Black |
0 |
#000000 |
5288 |
39554 |
Midnight Black |
0 |
#000000 |
5289 |
39555 |
Maroon Red |
1 |
#000000 |
5289 |
39556 |
Maroon Red |
1 |
#000000 |
5289 |
39557 |
Maroon Red |
1 |
#000000 |
5290 |
39558 |
Gold |
2 |
#000000 |
5290 |
39559 |
Gold |
2 |
#000000 |
5290 |
39560 |
Gold |
2 |
#000000 |
5291 |
39561 |
Purple Flame |
3 |
#000000 |
5291 |
39562 |
Purple Flame |
3 |
#000000 |
5291 |
39563 |
Purple Flame |
3 |
#000000 |
5292 |
39564 |
Deepsea Blue |
4 |
#000000 |
5292 |
39565 |
Deepsea Blue |
4 |
#000000 |
5292 |
39566 |
Deepsea Blue |
4 |
#000000 |
5293 |
39567 |
Mint |
5 |
#000000 |
5293 |
39568 |
Mint |
5 |
#000000 |
5293 |
39569 |
Mint |
5 |
#000000 |
5294 |
39570 |
Marble White |
6 |
#000000 |
5294 |
39571 |
Marble White |
6 |
#000000 |
5294 |
39572 |
Marble White |
6 |
#000000 |
5295 |
39573 |
Rose Pink |
7 |
#000000 |
5295 |
39574 |
Rose Pink |
7 |
#000000 |
5295 |
39575 |
Rose Pink |
7 |
#000000 |