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AWS DynamoDB NoSQL database for scalable data storage.
Passed 22 of 22 test cases with the skill, and 21 of 22 without it.
1 fixed21 passed either way0 still failing0 broke
Tokens, turns and time describe resource use, not a dollar price.
A test case the skill fixed. Same model, same prompt, with and without the skill.
When updating a DynamoDB item attribute named 'name' via boto3 update_item, 'name' triggers a reserved word error. How do you rewrite the update expression and name mapping to avoid this conflict?
| Checked | Without skill | With skill |
|---|---|---|
| Uses #name as an attribute alias in UpdateExpression | Missed | Passed |
| Maps #name to name in ExpressionAttributeNames | Missed | Passed |
The instructions your model reads when the skill loads.
Amazon DynamoDB is a fully managed NoSQL database service providing fast, predictable performance at any scale. It supports key-value and document data structures.
| Key Type | Description |
|---|---|
| Partition Key (PK) | Required. Determines data distribution |
| Sort Key (SK) | Optional. Enables range queries within partition |
| Composite Key | PK + SK combination |
| Index Type | Description |
|---|---|
| GSI (Global Secondary Index) | Different PK/SK, separate throughput, eventually consistent |
| LSI (Local Secondary Index) | Same PK, different SK, shares table throughput, strongly consistent option |
| Mode | Use Case |
|---|---|
| On-Demand | Unpredictable traffic, pay-per-request |
| Provisioned | Predictable traffic, lower cost, can use auto-scaling |
test cases passed, vs 21 / 22 without
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