运算符重载允许创建与语言无缝集成的新数据类型。
Operator overloading allows new data types to be created that seamlessly integrate into the language.
您立即可以创建一个由内置int类定义的新数据类型。
You just created a new data type defined by the built-in int class.
您可以添加消息树的新数据类型或元素，以便在表达式中使用。
You have the ability to add new data types or elements of the message tree for use in the expression.
事实上，这允许您指定新数据类型的语法和语义，这非常关键。
In effect, it allows you to specify semantics as well as syntax of new data types, which is essential.
针对新数据类型的数据模型扩展性，支持系统和用户所定义的元数据。
Data model extensibility for new data types, and support for system and user defined metadata.
实现一种规范化数据方案能够使新数据类型以相对简单的方式整合到系统中。
Providing a normalized data schema enables new types of data to be integrated into the system with relative ease.
DB 29将XML作为一个新数据类型引入，而且提供了处理xml值的基础设施。
DB2 9 introduced XML as a new data type and provided the infrastructure for handling XML values.
那么您能否在不需重新编译而且保持静态类型的前提下添加新数据类型和新操作？
Can you then add new data types and new operations without recompiling and retain static types?
现在支持具有精确到小数部分的秒设置的新数据类型，如NUMBER、VARCHAR2和TIMESTAMP。
New data types, such as NUMBER, VARCHAR2, and TIMESTAMP with a fractional seconds precision setting, are now supported.
元素显示框会自动适应新数据类型的大小，如图7.2所示，但此时数组仍显示灰色，直到输入一个数据为止。
The element display window resizes to accommodate its new data type, as shown in Figure 7.2, but remains grayed out until you enter data into it.
然而，通过访问者添加新数据类型(类)较为困难，因为访问者模式要求所有具体类型都具有一个visit方法。
Adding new data types (classes) with visitors is difficult, however, as the visitor pattern requires a visit method for all concrete types.
然而，用SOAP，XML模式可以方便地用来指定新数据类型 （用complexType结构），然后那些新类型可以方便地用 XML表示，作为 SOAP有效负载的一部分。
With SOAP, however, XML schemas can be used to easily specify new data types (using the complexType structure), and those new types then can be easily represented in XML as part of a SOAP payload.
这个新函数可以操作所有空间数据类型。
在XMLSchema中创建表达布尔数据类型的新类型。
Create a new type in your XML Schema that represents Boolean data types.
XSLTv 2引入了许多新特性，包括数据类型。
如果选择了名为BuildtreeusingXMLSchemadatatypes的新选项，则会构建具有适当数据类型的树。
If a new option called Build tree using XML Schema data types is selected then the tree will be built with appropriate data types.
这也只是对新服务接收的数据类型有效，并不是对服务发出的类型有效。
This also only works with data types received by the new service, not sent from the service.
这种新的数据类型的优点是，它允许使用一条SELECT语句和传统的操作符（而不需要使用递归）在层次中进行搜索。
The advantage to this new data type is that it allows for searches within the hierarchy with a single SELECT statement, using traditional operators without recursion.
SOA实施正在产生新的元数据类型，它们要求跨企业的管理。
SOA implementations are producing new types of metadata that require management across the enterprise.
另一个重要的任务是确定源数据库和新数据库之间的数据类型的兼容性。
Another important task is to determine the compatibility between the data types in the source database and in the new database.
我们可以通过标准的关系方法或使用新的数据类型，在数据库中表示该层次结构关系。
We can represent this hierarchical relationship in the database through standard relational methods or using new data types.
此外，现在还支持新的布尔、游标、行和数组数据类型。
In addition, new Boolean, cursor, row, and array data types are now supported.
还添加了一些新的数据类型，例如链接、数字和日期、搜索、自定义帮助、限制检查、改进的导航、视图和更好的富文本编辑。
New data types such as links, Numbers and dates, searching, custom help, limit checking, improved navigation, views and better rich text editing have been added.
这种机制是高度可扩展的，添加新的数据类型不需要修改原来的词汇表。
The mechanism is highly extensible; adding new data types does not change the original vocabulary.
XML文档集合存储在DB 2表中，这些表包含一个或多个新的XML数据类型的列。
Collections of XML documents are stored in DB2 tables containing one or more columns of the new XML data type.
新的实现支持使用弱数据类型、类型转换和其他复杂的数据处理功能。
The new implementation enables you to use weak data typing, casting, and other complex data handling functions.
要想存储XML文档，用户需要创建一个表，并指定一个列使用一种新的数据类型XML，如下面的例子所示。
To store XML documents, a user needs to create a table, and specify a column to use a new data type, XML, as shown in the example below.
carpool表既包含基于SQL数据类型的列，又包含一个基于新的DB 2XML数据类型的列。
CARPOOL table contains columns based on both SQL data types and one column based on the new DB2 XML data type.
列默认值也进行了验证，确保它们遵守新的数据类型。
The column default values are also verified to ensure that they conform to the new data type.
有两种新的数据类型可以存储二进制编码的字符串，这种字符串可以被索引从而实现快速检索。
Two new data types allow you to store binary-encoded strings, which can be indexed for quick retrieval.
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