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ABOUT METADATA FOR DATASETS


[block:callout] { "type": "warning", "title": "On this page:", "body": "* [Overview](#overview)\n* [Using metadata](#using-metadata)\n* [Resources](#resources)" } [/block] <a name="overview"></a> ##Overview Metadata is data about the entities and files in genomics datasets. Metadata consists of **properties**, which describe each dataset’s **entities**, and their **values**. * **Entities** are particular resources with UUIDs, such as files, cases, samples, and cell lines. These can be the subject of your query. * **Properties** can either describe an entity or relate that entity to another entity. For instance, properties include an entity's vital status, gender, data format, or experimental strategy. For instance, the property **hasAgeAtDiagnosis** with a value of **11** is metadata for the **Case** entity of the TCGA dataset. <a name="using-metadata"></a> ##Using metadata You can use metadata on the CGC to browse and query datasets. Learn more about [methods to query datasets](query-datasets) based on their metadata. <a name="resources"></a> ##Resources * [TCGA metadata](doc:tcga-metadata) * [CCLE metadata](doc:ccle-metadata)