如果现在运行数据库单元测试，则数据生成计划将在测试运行开始时一次性填充数据库。
If you run database unit tests now, the data generation plan populates the database one time, at the start of your test run.
如果不采用异步方式，则访问计划中的 SHIP 操作符顺序地执行，分别访问对应的昵称并生成排序后的数据流。
Without asynchrony, the SHIP operators in the plan execute sequentially to access the respective nicknames and to generate sorted streams of data.
如果您在数据生成计划打开的状态下尝试重命名对象，则系统将自动保存并关闭所有打开的数据生成计划，然后继续执行重命名操作。
If you have data generation plans open when you try to rename an object, all open data generation plans are saved and closed automatically, and the rename operation continues.
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