In the world of database architecture, the need to dynamically create complex objects conflicts with the demand for subsecond response time. Oracle's answer to this dilemma is the materialized view.

Developers can use the ORDER SIBLINGS BY feature of Oracle 10g and later to sort the records in a hierarchy created by the START WITH and CONNECT BY clauses in a SELECT statement. Oracle’s START WITH ...

I believe the words “commodity system hardware” should describe something very simple. Being a commodity, system hardware should be easy to fit to a system design, source, assemble, configure, run, ...