To append string using computed column in View

public static server str POConfirmationJournal()

{

TableName viewName = tableStr(DESPurchOpenLines);

return SysComputedColumn::add(SysComputedColumn::returnField(viewName,identifierStr(PurchTable),fieldStr(PurchTable,PurchId)),

SysComputedColumn::cast(SysComputedColumn::returnLiteral('-1'), 'VARCHAR'));

 

}