SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 5)
    Function quantile (children 1)
     ExpressionList (children 1)
      Function minus (children 1)
       ExpressionList (children 2)
        Identifier a
        Literal UInt64_1
    Function plus (children 1)
     ExpressionList (children 2)
      Function quantile (children 1)
       ExpressionList (children 1)
        Function minus (children 1)
         ExpressionList (children 2)
          Identifier b
          Literal UInt64_1
      Literal UInt64_1
    Function plus (children 1)
     ExpressionList (children 2)
      Function quantile (children 2)
       ExpressionList (children 1)
        Function minus (children 1)
         ExpressionList (children 2)
          Identifier b
          Literal UInt64_1
       ExpressionList (children 1)
        Literal Float64_0.8
      Literal UInt64_1
    Function plus (children 1)
     ExpressionList (children 2)
      Function quantile (children 2)
       ExpressionList (children 1)
        Function minus (children 1)
         ExpressionList (children 2)
          Identifier b
          Literal UInt64_1
       ExpressionList (children 1)
        Literal Float64_0.8
      Literal UInt64_2
    Function plus (children 1)
     ExpressionList (children 2)
      Function quantile (children 2)
       ExpressionList (children 1)
        Function minus (children 1)
         ExpressionList (children 2)
          Identifier b
          Literal UInt64_1
       ExpressionList (children 1)
        Literal Float64_0.9
      Literal UInt64_1
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier fuse_tbl
