{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "4.81"
},
"grouping_operation": {
"using_filesort": false,
"table": {
"table_name": "cscart_product_prices",
"access_type": "range",
"possible_keys": [
"usergroup",
"product_id",
"lower_limit",
"usergroup_id"
],
"key": "product_id",
"used_key_parts": [
"product_id"
],
"key_length": "3",
"rows_examined_per_scan": 2,
"rows_produced_per_join": 0,
"filtered": "19.98",
"index_condition": "(`eshopuga_upgr_4122`.`cscart_product_prices`.`product_id` in (795,564))",
"cost_info": {
"read_cost": "4.73",
"eval_cost": "0.08",
"prefix_cost": "4.81",
"data_read_per_join": "9"
},
"used_columns": [
"product_id",
"price",
"percentage_discount",
"lower_limit",
"usergroup_id"
],
"attached_condition": "((`eshopuga_upgr_4122`.`cscart_product_prices`.`lower_limit` = 1) and (`eshopuga_upgr_4122`.`cscart_product_prices`.`usergroup_id` in (0,1)))"
}
}
}
}
product_id | price |
---|---|
564 | 3.000000 |
795 | 6.000000 |