SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function count (children 1)
     ExpressionList
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test
   Function equals (children 1)
    ExpressionList (children 2)
     Function identity (children 1)
      ExpressionList (children 1)
       Identifier stamp
     Function toDateTime (children 1)
      ExpressionList (children 1)
       Literal \'2023-01-01 00:00:00\'
