DynamoDB - In a table with a composite key (hash and range), how can I PUT an item only when the hash key doesn't already exist in the table?

Asked Mar 12 '20 at 01:16

Active Mar 12 '20 at 01:16

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We have a partition_key and a sort_key column that together comprise the key for the table.

We're using the AWS SDK in C#. Is there a way to set the ConditionExpression in our PutItemRequest to only insert the row if the partition_key is unique?

asked Mar 12 '20 at 01:16

melanie johnson

1

Related: https://stackoverflow.com/questions/32833351/dynamodb-put-item-if-hash-or-hash-and-range-combination-doesnt-exist – jarmod Mar 12 '20 at 01:28

DynamoDB - In a table with a composite key (hash and range), how can I PUT an item only when the hash key doesn't already exist in the table?

0 Answers0