SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 2)
    Function avgWeightedIf (alias t) (children 1)
     ExpressionList (children 3)
      Function if (children 1)
       ExpressionList (children 3)
        Function less (children 1)
         ExpressionList (children 2)
          Identifier number
          Literal UInt64_50
        Literal NULL
        Identifier number
      Function if (children 1)
       ExpressionList (children 3)
        Function less (children 1)
         ExpressionList (children 2)
          Identifier number
          Literal UInt64_10000
        Literal NULL
        Identifier number
      Function if (children 1)
       ExpressionList (children 3)
        Function less (children 1)
         ExpressionList (children 2)
          Identifier number
          Literal UInt64_50
        Literal NULL
        Function modulo (children 1)
         ExpressionList (children 2)
          Identifier number
          Literal UInt64_10
    Function toTypeName (children 1)
     ExpressionList (children 1)
      Identifier t
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function numbers (children 1)
       ExpressionList (children 1)
        Literal UInt64_100