Description of the illustration admin031.eps

The image admin031.gif depicts an example of a session tree. There are three nodes on this session tree: SALES.EXAMPLE.COM, WAREHOUSE.EXAMPLE.COM, and FINANCE.EXAMPLE.COM. The SALES.EXAMPLE.COM node has assumed the roles Global Coordinator, Commit Point Site, Database Server, and Client. These roles are explained in the text that follows the figure. A transaction consisting of several SQL statements associated only with the sales node, which in turn is associated with the warehouse and finance nodes.

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