这三大特点为： * 新的对象模式 (New Object Mode) * 异常处理 (Exceptions) * 名称空间 (Namespace) 在开始之前，要声明两点：
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为了满足新的需求，设计也在不断演化，关键对象承担着各种模式角色，直到它们变得难以使用或者难以修改，最终不得不重构或者重写系统。
As the design evolves to meet new needs, key objects are loaded with pattern roles until they become hard to use or hard to change and the system has to be refactored or rewritten.
使用与源模式中对象相同的对象名来创建新的目标模式对象，但是采用目标模式限定符。
The new target schema objects is created using the same object names as the objects in the source schema, but with the target schema qualifier.
这些脚本编制向导指导您通过一系列步骤，以定制用于创建新的DB 2模式对象和例程的DDL和sql语句。
The scripting wizards guide you through the steps required to customize the generated DDL and SQL statements for creating new DB2 schema objects and routines.
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