MetadataAttributeSchema
Defines the schema for a metadata attribute used in Knowledge Base vector searches. Metadata attributes provide additional context for documents and can be used for filtering and reranking search results.
Contents
- description
-
An optional description of the metadata attribute that provides additional context about its purpose and usage.
Type: String
Length Constraints: Minimum length of 1. Maximum length of 1024.
Pattern:
[\s\S]+
Required: Yes
- key
-
The unique identifier for the metadata attribute. This key is used to reference the attribute in filter expressions and reranking configurations.
Type: String
Length Constraints: Minimum length of 1. Maximum length of 256.
Pattern:
[\s\S]+
Required: Yes
- type
-
The data type of the metadata attribute. The type determines how the attribute can be used in filter expressions and reranking.
Type: String
Valid Values:
STRING | NUMBER | BOOLEAN | STRING_LIST
Required: Yes
See Also
For more information about using this API in one of the language-specific AWS SDKs, see the following: