I have a detailed XSD, expressed in several files connected together with includes. I want to create a database schema or ERD (preferably for Oracle 10g) from those files using a tool. What tool should I use, and what is the easiest way to create the schema, complete with tables and relationships?
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How to Create User-Defined Aggregates in Oracle
Before we begin creating these things, what are user-defined aggregates? They are a feature introduced in Oracle 9i that allows a developer to create his or her own functions like "SUM", "AVG", and…