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Is Crystal the one to use?
Message
De
06/06/2007 16:05:38
 
 
À
06/06/2007 15:02:53
Information générale
Forum:
ASP.NET
Catégorie:
Rapports
Divers
Thread ID:
01231067
Message ID:
01231092
Vues:
12
The licensing has changed in Crystal XI. I think for web-based, you need to use the Crystal Server that ships with the product. For other server-based reports, licensing varies depending on whether it's an in-house or commercial application.


>Is Crystal Reports the tool to use? If not, what can you recommend?
>
>It depends on the # of users.
>
>If you're using the version of Crystal that comes with VS2005 (basically, the developer edition), Crystal on the server will allow up to three users to run a report (any report) at the same time. So if three users are executing a report at the same time, and let's say the execution takes 15 seconds....any other users who try to run a report will be blocked out.
>
>You can obviously put your own try....catch block in, to detect such a situation - but depending on the # of users who will be running reports simultaneously, that might be an issue.
>
>Some people try to "get around" this issue by having a single CR.NET application sitting on the server. When a user wants to run a report, their selections/options are written to a custom database file, and the server app "polls" this database file for report requests, and then generates a PDF for the web user to ultimately view.
>
>So bottom line, think about all your usability requirements and deployment issues.
>
>In general, CR is the best general-purpose report writer today, it has more functionality than Reporting Services....but you'll need to think about these multi-user issues.
>
>Hope that helps...
>Kevin
Craig Berntson
MCSD, Microsoft .Net MVP, Grape City Community Influencer
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