In regard to DynamoDB, when you create a table with a hash-and-range key
- You can optionally define one or more secondary indexes on that table
- You must define one or more secondary indexes on that table
- You must define one or more Global secondary indexes on that table
- You must define one or more Local secondary indexes on that table
Answer(s): A
Explanation:
When you create a table with a hash-and-range key, you can optionally define one or more secondary indexes on that table. A secondary index lets you query the data in the table using an alternate key, in addition to queries against the primary key.
Reference:
http://docs.aws.amazon.com/amazondynamodb/latest/developerguide/DataModel.html
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