The downside is that it's log structured, and garbage collection is needed to clean up old data and metadata.
而缺点在于，它是日志结构的，所以需要垃圾收集，以便清理旧的数据和元数据。
Metrics in particular need metadata to provide context, in other words, when it was collected, how it was collection, how it changes value.
特别的是，规格必须需要元数据来提供上下文，换句话说就是当收集元数据时，如何来收集以及如何来改变数值。
As examples of documents that have extensive metadata associated with them, let's use the WITS document collection.
我们使用了WITS文档集合作为包含大量相关元数据的文档示例。
Because the UCLA Health System USES XML for patient metadata, supporting a new electronic form in the PODS collection involves creating the data definition or schema for form content.
因为UCLA HealthSystem使用xml存储患者元数据，所以在PODS集合中支持新的电子表单需要为表单内容创建数据定义或模式。
The rest of article describes a proof-of-concept demonstration of a faceted navigation system to search a collection of documents and its metadata, using IBM Omnifind Discovery Edition.
本文其余部分描述了使用IBMOmnifind Discovery Edition搜索文档及其元数据集合的分面导航系统的概念验证演示。
Set it to 1 to enable Lotus Domino I/O statistic collection for database metadata, views, and objects.
将其设置为1 时，将对数据库元数据、视图和对象启用LotusDominoI/O数据统计收集。
This metadata is required when integrating data collection into a custom client, such as Rational Performance Tester.
在将数据收集集成到定制客户端，例如，Rational Performance Tester，时需要该元数据。
Set it to 1 to enable Lotus Domino I/O statistics collection for database metadata, views, and objects.
将其设置为1可以为数据库元数据、视图和对象启用LotusDominoI/O统计信息收集功能。
Metadata about a particular LSID consists of a collection of RDF statements.
关于某一特定LSID的元数据由一组rdf语句组成。
The practice of digital library construction in the world has proved that the metadata has played an important role in the collection, sorting, access, and the service of various data sources.
全球数字图书建设的实践证明：元数据在各类数字化资源的收集、整理、存取和服务中起着至关重要的作用。
The Million Song Dataset is a freely-available collection of audio features and metadata for a million contemporary popular music tracks.
又一个音乐数据库，帮助爱音乐的你了解更多，甚至可以做音乐研究。这是数据库的介绍，以及如何使用数据资源。
The attribute table is a read-only collection of metadata attributes that are associated with specific types, members, and dependencies.
特性表是元数据特性的只读集合，其中的特性与特定的类型、成员和依赖项关联。
Gets a collection of properties that describe metadata that is stored in the workbook.
获取描述工作簿中存储的元数据的属性的集合。
Gets a collection of code attribute metadata that is included when the code is exported.
获取导出代码时所包括的代码特性元数据的集合。
Gets a collection of XML attributes that you can use to add or remove attributes extensions to the metadata.
获取xml属性的集合，您可以使用这些属性添加或移除元数据中的属性扩展。
Gets a collection of XML attributes that you can use to add or remove attributes extensions to the metadata.
获取xml属性的集合，您可以使用这些属性添加或移除元数据中的属性扩展。
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