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aws dynamodb search-vectors

Performs a vector similarity search on a vector index associated with an Amazon DynamoDB table, and returns the most similar items sorted by similarity score based on the distance function configured for the index. AWS CLI reference

9 options Its page in the AWS CLI reference

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Options

9 in the AWS CLI reference
--expression-attribute-namesOne or more substitution tokens for attribute names in an expression.
--expression-attribute-valuesOne or more values that can be substituted in an expression.
--index-nameThe name of the vector index to search.
--projection-expressionA string that identifies one or more attributes to retrieve from the index.
--return-consumed-capacityDetermines the level of detail about either provisioned or on-demand throughput consumption that is returned in the response: INDEXES - The response includes the aggregate ConsumedCapacity for the operation, together with ConsumedCapacity for each table and secondary index that was accessed.
--search-condition-expressionA condition expression used to filter the vector search results.
--search-vectorThe search vector to compare against the indexed vectors.
--table-nameThe name or Amazon Resource Name (ARN) of the table containing the vector index.
--top-kThe number of most similar results to return.