{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "4.58"
},
"table": {
"table_name": "cscart_product_features_values",
"access_type": "range",
"possible_keys": [
"PRIMARY",
"fl",
"lang_code",
"product_id",
"fpl",
"idx_product_feature_variant_id"
],
"key": "PRIMARY",
"used_key_parts": [
"feature_id",
"product_id",
"variant_id",
"lang_code"
],
"key_length": "15",
"rows_examined_per_scan": 8,
"rows_produced_per_join": 8,
"filtered": "100.00",
"using_index_for_skip_scan": true,
"cost_info": {
"read_cost": "3.78",
"eval_cost": "0.80",
"prefix_cost": "4.58",
"data_read_per_join": "6K"
},
"used_columns": [
"feature_id",
"product_id",
"variant_id",
"lang_code"
],
"attached_condition": "((`test2_gaseus`.`cscart_product_features_values`.`product_id` in (12546,12548,12547,12550,12549,12552,12551,12553)) and (`test2_gaseus`.`cscart_product_features_values`.`feature_id` in (625,624,627,628,553)) and (`test2_gaseus`.`cscart_product_features_values`.`lang_code` = 'en'))"
}
}
}
| product_id | feature_id | variant_id |
|---|---|---|
| 12546 | 553 | 1935 |
| 12547 | 553 | 1935 |
| 12548 | 553 | 1935 |
| 12549 | 553 | 1935 |
| 12550 | 553 | 1935 |
| 12551 | 553 | 1935 |
| 12552 | 553 | 1935 |
| 12553 | 553 | 1935 |
| 12546 | 624 | 1803 |
| 12547 | 624 | 1803 |
| 12548 | 624 | 1803 |
| 12549 | 624 | 1803 |
| 12550 | 624 | 1803 |
| 12551 | 624 | 1803 |
| 12552 | 624 | 1803 |
| 12553 | 624 | 1803 |
| 12546 | 625 | 2423 |
| 12547 | 625 | 2415 |
| 12548 | 625 | 2131 |
| 12549 | 625 | 2426 |
| 12550 | 625 | 2423 |
| 12551 | 625 | 2415 |
| 12552 | 625 | 2131 |
| 12553 | 625 | 2426 |
| 12546 | 627 | 2424 |
| 12547 | 627 | 2424 |
| 12548 | 627 | 2424 |
| 12549 | 627 | 2424 |
| 12550 | 627 | 1836 |
| 12551 | 627 | 1836 |
| 12552 | 627 | 1836 |
| 12553 | 627 | 1836 |
| 12546 | 628 | 1712 |
| 12547 | 628 | 1712 |
| 12548 | 628 | 1712 |
| 12549 | 628 | 1712 |
| 12550 | 628 | 1712 |
| 12551 | 628 | 1712 |
| 12552 | 628 | 1712 |
| 12553 | 628 | 1712 |