SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 1)
    Function sum (children 1)
     ExpressionList (children 1)
      Identifier generate_series
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function generate_series (children 1)
       ExpressionList (children 3)
        Literal UInt64_4
        Literal UInt64_1008
        Literal UInt64_4
   Function equals (children 1)
    ExpressionList (children 2)
     Function modulo (children 1)
      ExpressionList (children 2)
       Identifier generate_series
       Literal UInt64_7
     Literal UInt64_1
   Set
