[rules-users] Maintaining DB/Working Memory Synchronization

ken.p ken.annihilation at gmail.com
Sat Nov 7 10:23:58 EST 2009


I am also looking similar feature. We can currently use AOP to send event to
stream. However, we have events with relevant duration for days and some
time weeks. If server were to restart for maintenance, how do we restore to
the same state?



Daniel Miller-9 wrote:
> 
> So I hope that someone out here, or many of you, can give me some idea  
> of how you do this.
> 
> I have about 20+ entities in my database that I want Drools to know  
> about.  Obviously my hope is to apply CEP, rules and processes to  
> these items.  However, I feel like I'm missing some type of connection  
> between how Drools recommends keeping my working memory in sync with  
> my database changes.
> 
> Ideally, I'd love to be able to just update my entities as I have been  
> doing in the database, but have those changes automatically move their  
> way over into the working memory.  How do any of you recommend I  
> accomplish this?
> 
> Thanks in advance for any suggestions.
> 
> Dan Miller 
>   
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> 
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