799.2	Nullable(Float64)	899.1	Nullable(Float64)
800.2	Float64	900.1	Float64
800.2	Float64	100.9	Float64
498.5	500.5	800.2	801.2	900.1
501.5	501.5
QUERY id: 0
  PROJECTION COLUMNS
    quantile(0.5)(b) Float64
    quantile(0.9)(b) Float64
  PROJECTION
    LIST id: 1, nodes: 2
      FUNCTION id: 2, function_name: arrayElement, function_type: ordinary, result_type: Float64
        ARGUMENTS
          LIST id: 3, nodes: 2
            FUNCTION id: 4, function_name: quantiles, function_type: aggregate, result_type: Array(Float64)
              PARAMETERS
                LIST id: 5, nodes: 2
                  CONSTANT id: 6, constant_value: Float64_0.5, constant_value_type: Float64
                  CONSTANT id: 7, constant_value: Float64_0.9, constant_value_type: Float64
              ARGUMENTS
                LIST id: 8, nodes: 1
                  COLUMN id: 9, column_name: b, result_type: Float64, source_id: 10
            CONSTANT id: 11, constant_value: UInt64_1, constant_value_type: UInt8
      FUNCTION id: 12, function_name: arrayElement, function_type: ordinary, result_type: Float64
        ARGUMENTS
          LIST id: 13, nodes: 2
            FUNCTION id: 4, function_name: quantiles, function_type: aggregate, result_type: Array(Float64)
              PARAMETERS
                LIST id: 5, nodes: 2
                  CONSTANT id: 6, constant_value: Float64_0.5, constant_value_type: Float64
                  CONSTANT id: 7, constant_value: Float64_0.9, constant_value_type: Float64
              ARGUMENTS
                LIST id: 8, nodes: 1
                  COLUMN id: 9, column_name: b, result_type: Float64, source_id: 10
            CONSTANT id: 14, constant_value: UInt64_2, constant_value_type: UInt8
  JOIN TREE
    QUERY id: 10, is_subquery: 1
      PROJECTION COLUMNS
        b Float64
      PROJECTION
        LIST id: 15, nodes: 1
          FUNCTION id: 16, function_name: plus, function_type: ordinary, result_type: Float64
            ARGUMENTS
              LIST id: 17, nodes: 2
                COLUMN id: 18, column_name: x, result_type: Float64, source_id: 19
                CONSTANT id: 20, constant_value: UInt64_1, constant_value_type: UInt8
      JOIN TREE
        QUERY id: 19, is_subquery: 1
          PROJECTION COLUMNS
            x Float64
            quantile(0.9)(b) Float64
          PROJECTION
            LIST id: 21, nodes: 2
              FUNCTION id: 22, function_name: arrayElement, function_type: ordinary, result_type: Float64
                ARGUMENTS
                  LIST id: 23, nodes: 2
                    FUNCTION id: 24, function_name: quantiles, function_type: aggregate, result_type: Array(Float64)
                      PARAMETERS
                        LIST id: 25, nodes: 2
                          CONSTANT id: 26, constant_value: Float64_0.5, constant_value_type: Float64
                          CONSTANT id: 27, constant_value: Float64_0.9, constant_value_type: Float64
                      ARGUMENTS
                        LIST id: 28, nodes: 1
                          COLUMN id: 29, column_name: b, result_type: Int32, source_id: 30
                    CONSTANT id: 31, constant_value: UInt64_1, constant_value_type: UInt8
              FUNCTION id: 32, function_name: arrayElement, function_type: ordinary, result_type: Float64
                ARGUMENTS
                  LIST id: 33, nodes: 2
                    FUNCTION id: 24, function_name: quantiles, function_type: aggregate, result_type: Array(Float64)
                      PARAMETERS
                        LIST id: 25, nodes: 2
                          CONSTANT id: 26, constant_value: Float64_0.5, constant_value_type: Float64
                          CONSTANT id: 27, constant_value: Float64_0.9, constant_value_type: Float64
                      ARGUMENTS
                        LIST id: 28, nodes: 1
                          COLUMN id: 29, column_name: b, result_type: Int32, source_id: 30
                    CONSTANT id: 34, constant_value: UInt64_2, constant_value_type: UInt8
          JOIN TREE
            TABLE id: 30, table_name: default.fuse_tbl
      GROUP BY
        LIST id: 35, nodes: 1
          COLUMN id: 18, column_name: x, result_type: Float64, source_id: 19