{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "14.54"
},
"table": {
"table_name": "cscart_ec_table_booking_system_price",
"access_type": "ALL",
"rows_examined_per_scan": 61,
"rows_produced_per_join": 6,
"filtered": "10.00",
"cost_info": {
"read_cost": "13.32",
"eval_cost": "1.22",
"prefix_cost": "14.54",
"data_read_per_join": "146"
},
"used_columns": [
"id",
"product_id",
"from_date",
"to_date",
"price"
],
"attached_condition": "(`webmarco`.`cscart_ec_table_booking_system_price`.`product_id` = 264700)"
}
}
}