From: Jamey Cribbs <jcribbs@...>
Date: 2006-05-21T06:15:09+09:00
Subject: Re: Drb and PStore behaviour

The problem is that you can't pass a block from the client to the server 
because block's aren't serializable.

Jamey



Javier Valencia wrote:

> I'm doing a remote database object so i can do:
>
> result = database.find do |record|
>    record[:name] == "john"
> end
>
> in the server object i have something like:
>
> class Foo
>     include DRb::DRbUndumped
>
>     def find(&block)
>             result = nil
>             @store.transaction do
>                     result = @store[:records].find_all do |record| 
>                                       yield(record)
>                     end
>             end
>             return result
>     end
> end
>
> well, the problem is yielding that block. All the database is 
> "cloned/copied" (?) over the network when doing the find. I don't want 
> to copy all that data, just return the found records.
>
> I tried adding DRb::DRbUndumped to class PStore, but the same result.
> The database size is about 3 MB.
>
> Do you know how to solve this problem?
>
>