All of the above can be conditional upon the operating system type and revision, time of day, arbitrary user-defined classes, presence or absence of files, directories, or data in files, and so on.
上述所有这些根据操作系统类型和修订版本、一天中的时间、任意用户定义的类、文件中文件、目录或数据的有无等等可以是有条件的。
A structured data type is a form of user-defined data type that contains a sequence of attributes, each of which has a data type.
结构化数据类型是一种用户定义的数据类型，它包含了一系列的属性，每一个属性都有一个数据类型。
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.
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。
They are the new data type ROW and the user-defined functions (UDFs).
它们是新数据类型ROW和用户定义函数（UDF）。
Now look at how a user might use this implementation-defined data type and its implementation-defined facet.
现在看一下用户如何使用这种实现定义的数据类型及其实现定义的facet。
For example, you can widen the data type column if it contains user-defined data type names that are too long to see in their entirety.
例如，如果“数据类型”列中包含用户定义的数据类型名称，该名称太长而无法看到其全部，则可加宽该列。
Indicates the determinism and data access properties of a method or property on a user-defined type (UDT).
指示用户定义类型(udt)的方法或属性的确定性和数据访问性质。
Use it to enable implicit conversions between a user-defined type and another type, if the conversion is guaranteed not to cause a loss of data.
使用它可启用使用者定义型别和其他型别之间的隐含转换，但前提是要保证转换作业不会导致资料的遗失。
Use it to enable implicit conversions between a user-defined type and another type, if the conversion is guaranteed not to cause a loss of data.
使用它可启用使用者定义型别和其他型别之间的隐含转换，但前提是要保证转换作业不会导致资料的遗失。
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