This factory is specific to a single operation (for example, UpdateCustomer); it generates an appropriate DbCommand command to modify a domain object in the database.
这个工厂只针对单个操作(例如，UpdateCustomer)；它产生一个对应的DbCommand来完成数据库域对象的修改。
This factory is specific to a single operation (for example, UpdateCustomer); it generates an appropriate DbCommand command to modify a domain object in the database.
这个工厂只针对单个操作(例如，UpdateCustomer)；它产生一个对应的DbCommand来完成数据库域对象的修改。
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