https://docs.aws.amazon.com/cdk/api/v2/java/software/amazon/awscdk/services/cognito/CfnUserPool.SchemaAttributeProperty.Builder.html
CfnUserPool.SchemaAttributeProperty.Builder (AWS CDK 2.254.0 API)
declaration: package: software.amazon.awscdk.services.cognito, class: CfnUserPool, interface: SchemaAttributeProperty, class: Builder
aws cdkbuilderapi