7. The system of claim 6 , wherein said set of data node descriptions includes a plurality of tables, each table corresponding to a composite data node in said object process graph, said composite data node having an instance number attribute representing an identifier, and said table including columns, each column corresponding to a primitive data node in said object process graph.
7. The system of claim 6 , wherein said set of data node descriptions includes a plurality of tables, each table corresponding to a composite data node in said object process graph, said composite data node having an instance number attribute representing an identifier, and said table including columns, each column corresponding to a primitive data node in said object process graph. 11. The system of claim 7 , wherein said plurality of tables includes a first table, a second table, and a third table, said first table being in a many-to-many relationship with said third table, said second table connecting said first and third tables, said first table corresponding to an array of first composite data nodes, said first composite data nodes in the array being associated with a first data array node, said first data array node having an array of third composite data nodes corresponding to said third table, said array of third composite data nodes being associated with a second data array node, and said second data array node being associated with said array of first composite data nodes.