blake at kingdomrpg.com
Thu Jun 7 01:13:55 UTC 2007
On Wed, 06 Jun 2007 18:06:15 -0700, Chris Muller <asqueaker at gmail.com>
> Yes, but not relational tables in the sense of a relational database.
> OBDMS's still have to capture the shape of the object graph, and for
> that "one big table" is typically used.
> For example, one approach might try to keep the edges with one big
> two-"column" table:
> oid | referencedOid
> which would have to "join" to itself to render the graph (but might
> not perform very well).
> Magma uses variably-sized "records" that embody the nodes. Every
> object is represented by a first-class "MaObjectBuffer" with the
> following fields:
> oid | class | referencedOid(1)..referencedOid(n)
> You might be interested in the detailed documentation of Magma's file
> format Brents team put together:
Cool, Chris. Thanks!
More information about the Squeak-dev