https://www.alibabacloud.com/help/en/rds/developer-reference/api-rds-2014-08-15-describepostgresextensions
Call DescribePostgresExtensions to query PostgreSQL extensions - ApsaraDB RDS - Alibaba Cloud
Use the DescribePostgresExtensions API to query installed and uninstalled extensions on a PostgreSQL database by providing its DBInstanceId and DBName.
postgresql extensionscallqueryapsaradbrds