{
    "query_block": {
        "select_id": 1,
        "cost_info": {
            "query_cost": "10.15"
        },
        "windowing": {
            "windows": [
                {
                    "name": "w",
                    "using_filesort": true,
                    "filesort_key": [
                        "`val`"
                    ],
                    "frame_buffer": {
                        "using_temporary_table": true,
                        "optimized_frame_evaluation": true
                    },
                    "functions": [
                        "row_number",
                        "cume_dist",
                        "percent_rank"
                    ]
                }
            ],
            "cost_info": {
                "sort_cost": "9.00"
            },
            "table": {
                "table_name": "numbers",
                "access_type": "index",
                "key": "PRIMARY",
                "used_key_parts": [
                    "val"
                ],
                "key_length": "4",
                "rows_examined_per_scan": 9,
                "rows_produced_per_join": 9,
                "filtered": "100.00",
                "using_index": true,
                "cost_info": {
                    "read_cost": "0.25",
                    "eval_cost": "0.90",
                    "prefix_cost": "1.15",
                    "data_read_per_join": "72"
                },
                "used_columns": [
                    "val"
                ]
            }
        }
    }
} 