Hi Markus, it seems a regression in 2.1.2, could you please open an issue about this?
Thanks Luigi 2015-09-18 9:57 GMT+02:00 Markus Ritter <[email protected]>: > Hi @all, > > I have the following data structure: > > Client > -> users: List<User> > User > -> emailAddresses: List<EmailAddress> > EmailAddress: > -> email: String > > Now I want to detect, if an email address is already included in a client > if I add a new user to the client (e.g. client contains user 1 and user 2, > user 1 contains email "[email protected]", user 2 contains "[email protected]", if > I want to add user 3 containing also email "[email protected]" I want to > reject in my code). > So far I realized my query this way (#18:2 is a client, #12:1 is the new > user to add, I just expand all existing email addresses from the client and > want to get the union to all new users email addresses): > > SELECT expand($c) LET $a = (SELECT expand(emailAddresses) FROM (SELECT > expand(users) FROM #18:2)), $b = (SELECT expand(emailAddresses) FROM > #12:1), $c = unionall($a, $b) > > What I need is distinct($a, $b) or intersect, but both doesn´t work (at > least in OrientDB 2.1.2) -> distinct() only allows for 1 field, intersect() > throws: > > java.lang.ClassCastException: > com.orientechnologies.orient.core.sql.query.OResultSet cannot be cast to > com.orientechnologies.common.util.OSupportsContains > > So my question is: Is there an easier way to achieve such a check (also > regarding performance of the query, because there might be a lot of users > with email addresses per client) or do I face a bug of OrientDB or are > there any other possible ways? > > Thanks for you help! > > > -- > > --- > You received this message because you are subscribed to the Google Groups > "OrientDB" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- --- You received this message because you are subscribed to the Google Groups "OrientDB" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
