AWS DynamoDB NoSQL database for scalable data storage. Use when designing table schemas, writing queries, configuring indexes, managing capacity, implementing single-table design, or troubleshooting performance issues.
# AWS DynamoDB Amazon DynamoDB is a fully managed NoSQL database service providing fast, predictable performance at any scale. It supports key-value and document data structures. ## Table of Contents - [Core Concepts](#core-concepts) - [Common Patterns](#common-patterns) - [CLI Reference](#cli-reference) - [Best Practices](#best-practices) - [Troubleshooting](#troubleshooting) - [References](#references) ## Core Concepts ### Keys | Key Type | Description | |----------|-------------| | **Partition Key (PK)** | Required. Determines data distribution | | **Sort Key (SK)** | Optional. Enables range queries within partition | | **Composite Key** | PK + SK combination | ### Secondary Indexes
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