I\'m trying to connect to Redshift database from SQL Workbench/J using Postgre JDBC drivers but I can\'t get through. I get this error \"The connection attempt failed\". The
You have to add your IP address block into the security group for the cluster.
This is separate from other security groups (i.e. VPC).
You can find it on the left in the Redshift Console. https://console.aws.amazon.com/redshift/