DynamoDB - Access Patterns and Query Optimization
Which of the following is the correct syntax to define a partition key in a DynamoDB table creation?
Which of the following is the correct syntax to define a partition key in a DynamoDB table creation?
easy📝 Syntax Q3 of 15
Step-by-Step Solution
Solution:
Step 1: Recall DynamoDB key types
Partition key is defined with KeyType 'HASH'. Range key uses 'RANGE'.Step 2: Match correct syntax
{ AttributeName: 'UserId', KeyType: 'HASH' } correctly uses 'HASH' for partition key.Final Answer:
{ AttributeName: 'UserId', KeyType: 'HASH' } -> Option CQuick Check:
Partition key uses 'HASH' = A [OK]
Quick Trick: Partition key always uses KeyType 'HASH' [OK]
Common Mistakes:
MISTAKES- Using 'RANGE' for partition key
- Using 'PRIMARY' or 'INDEX' as KeyType
- Confusing partition key with sort key
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