It depends on which driver you're using, and drivers for 1.2 may indeed mostly 
work with 2.0.  I've been using Astyanax (for Java) with 2.0 even though it 
doesn't specifically support the new release.

On Sep 17, 2013, at 11:34 PM, Jason Wee <peich...@gmail.com> wrote:

> Sorry, I have no knowledge on Node.js, probably someone else might know.
> 
> Jason
> 
> 
> On Wed, Sep 18, 2013 at 11:29 AM, Gary Zhao <garyz...@gmail.com> wrote:
> Thanks Jason. Does Node.js work with 2.0? I'm wondering which version should 
> I run. Thanks.
> 
> 
> On Tue, Sep 17, 2013 at 8:24 PM, Jason Wee <peich...@gmail.com> wrote:
> cassandra 2.0, then use oracle or open jdk version 7.
> 
> Jason
> 
> 
> On Wed, Sep 18, 2013 at 11:21 AM, Gary Zhao <garyz...@gmail.com> wrote:
> Hello
> 
> I just saw this error. Anyone knows how to fix it?
> 
> [root@gary-vm1 apache-cassandra-2.0.0]# bin/cassandra -f 
> xss =  -ea -javaagent:bin/../lib/jamm-0.2.5.jar -XX:+UseThreadPriorities 
> -XX:ThreadPriorityPolicy=42 -Xms4014M -Xmx4014M -Xmn400M 
> -XX:+HeapDumpOnOutOfMemoryError -Xss180k
> Exception in thread "main" java.lang.UnsupportedClassVersionError: 
> org/apache/cassandra/service/CassandraDaemon : Unsupported major.minor 
> version 51.0
>       at java.lang.ClassLoader.defineClass1(Native Method)
>       at java.lang.ClassLoader.defineClassCond(ClassLoader.java:632)
>       at java.lang.ClassLoader.defineClass(ClassLoader.java:616)
>       at 
> java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)
>       at java.net.URLClassLoader.defineClass(URLClassLoader.java:283)
>       at java.net.URLClassLoader.access$000(URLClassLoader.java:58)
>       at java.net.URLClassLoader$1.run(URLClassLoader.java:197)
>       at java.security.AccessController.doPrivileged(Native Method)
>       at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
>       at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
>       at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
>       at java.lang.ClassLoader.loadClass(ClassLoader.java:248)
> Could not find the main class: org.apache.cassandra.service.CassandraDaemon.  
> Program will exit.
> [root@gary-vm1 apache-cassandra-2.0.0]# java -version
> java version "1.6.0_24"
> Java(TM) SE Runtime Environment (build 1.6.0_24-b07)
> Java HotSpot(TM) 64-Bit Server VM (build 19.1-b02, mixed mode)
> 
> Thanks
> Gary
> 
> 
> 

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