危机对更加复杂的设计建模，除了逻辑型，字符串型，整数型，用户自定义的数据类型，您可以对更加复杂的问题建模。
To model more complex designs, you can type tags by stereotypes and meta-classes, in addition to Boolean, string, integer, user-defined data type, and terms.
这一次，WXS数据类型被指定给了该属性，这反映出模式的设计人员认为订单号应该限制为一个整数。
This time a WXS data type is assigned to the attribute, reflecting the schema designer's assumption that the purchase order number should be constrained to an integer.
帐号被设计为一个整数。
The account number is defined as an integer. It returns a result set with records for.
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