[Info-vax] OpenVMS x86-64 and RDB and DB's in general on OpenVMS

[Arne Vajhøj]

On 6/29/2015 1:01 PM, Dirk Munk wrote:
> Stephen Hoffman wrote:
>> On 2015-06-29 15:22:54 +0000, Dirk Munk said:
>>
>>> Yes, I've read that too. But it doesn't seem to be a Java-only
>>> product. Just have a look at this page:
>>> http://planetcassandra.org/cassandra/
>>
>> You've found some platform-specific easy installer kits — in OpenVMS
>> terms, those are PCSI kits with the Java code, and with some DCL that
>> provides the tailored and platform-specific startup script.   Load
>> current Java and load one of those, and off you go.
>>
>> If you'd prefer to spin up a VM guest locally or on your preferred
>> hosting service — rather than installing something into your local OS
>> environment — those are available at:
>> http://planetcassandra.org/try-cassandra/   This'll be the easiest way
>> to experiment.   It's one of the more common approaches for testing
>> code, and also for deployments.
>>
>> If you'd prefer to run a build of Cassandra locally, that looks pretty
>> easy.  Details: https://wiki.apache.org/cassandra/HowToBuild
>>
>> If OpenVMS had Java 8, Cassandra might well work natively, either after
>> a little reverse-engineering to bring the startups and related bits over
>> to DCL, or via a current GNV bash kit.  If VSI does get the prerequisite
>> Java and does get some traction with newer environments and
>> requirements, I'd expect to see that Cassandra PCSI kit become available.
>>
>> Here's an IT management whitepaper on Cassandra:
>> http://www.datastax.com/wp-content/uploads/2011/11/WP-DataStax-Cloud.pdf
>>
>>
> Well, in the Windows installation manual I read something about
> services. As far as I'm aware there no such thing as a Java based service ?

Cassandra runs as pure Java on Windows.

If you need to run it as a service then you need a native service wrapper.

Standard Cassandra dist from Apache does not come with such, but there
are plenty available for free.

Arne