InsertQuery   (children 2)
 Identifier t_group_by_lowcardinality
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 2)
     Function today (alias p_date) (children 1)
      ExpressionList
     Literal NULL (alias val)
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       Function numbers (children 1)
        ExpressionList (children 1)
         Literal UInt64_100
