CPFS/JSON table_a

cpfs_json_table_a

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "153232.68"
    },
    "table": {
      "table_name": "table_a",
      "access_type": "ALL",
      "rows_examined_per_scan": 1465034,
      "rows_produced_per_join": 146503,
      "filtered": "10.00",
      "cost_info": {
        "read_cost": "138582.34",
        "eval_cost": "14650.34",
        "prefix_cost": "153232.68",
        "data_read_per_join": "2M"
      },
      "used_columns": [
        "cpf"
      ],
      "attached_condition": "(`cpfs_data`.`table_a`.`cpf` = 99786051285)"
    }
  }
}