| Skill | Mô tả |
|---|---|
| 1.3.1 | High-cardinality partition keys |
| 1.3.2 | Database consistency models |
| 1.3.3 | Query vs Scan operations |
| 1.3.4 | DynamoDB keys and indexing |
| 1.3.5 | Serialize and deserialize data |
| 1.3.6 | Use, manage, and maintain data stores |
| 1.3.7 | Manage data lifecycles |
| 1.3.8 | Data caching services |
| 1.3.9 | Specialized data stores based on access patterns |