AWS SDK for .NET Documentation
KeySchema Property
AmazonAmazon.DynamoDBv2.ModelLocalSecondaryIndexDescriptionKeySchema Did this page help you?   Yes   No    Tell us about it...
The complete index key schema, which consists of one or more pairs of attribute names and key types (HASH or RANGE).

Constraints:

Length
1 - 2

Declaration Syntax
C#
public List<KeySchemaElement> KeySchema { get; set; }

Assembly: AWSSDK (Module: AWSSDK) Version: 1.5.60.0 (1.5.60.0)