AWS SDK for .NET Documentation
Exists Property
AmazonAmazon.DynamoDBv2.ModelExpectedAttributeValueExists Did this page help you?   Yes   No    Tell us about it...
Causes DynamoDB to evaluate the value before attempting a conditional operation: The default setting for Exists is true. If you supply a Value all by itself, DynamoDB assumes the attribute exists: You don't have to set Exists to true, because it is implied. DynamoDB returns a ValidationException if:
Declaration Syntax
public bool Exists { get; set; }

Assembly: AWSSDK (Module: AWSSDK) Version: (