You must have at least one cluster subnet group defined to provision a cluster in a VPC.
Perform the following steps on the AWS console to create a cluster subnet group:
Log in to the
AWS Console
, and access the Amazon Redshift console.
Navigate to the
Configurations
section, and select
Subnet groups
.
Click
Create cluster subnet group
.
The list of subnet groups is displayed.
Enter the cluster subnet group details such as the name and description, and select the VPC that contains the subnets that you want to include in the cluster subnet group.
Click
Create cluster subnet group
to create the group.
The following image shows the page to create a cluster subnet group: