Database > RDS for PostgreSQL > Release Notes

February 10, 2026

Added Feautures

• Added DB extensions
  • Enabled the pg_cron extension.
• Added database and schema permission management
  • Implemented access control to restrict database and schema access to authorized users only.
  • Allowed designating DDL-privileged users as database or schema owners.
• Integrated Resource Watcher service
  • Enabled DB instance resource monitoring through the Resource Watcher service.

Feature Updates

• Improved Point-in-Time Recovery (PITR) information retrieval
  • Optimized query speeds for environments with a high volume of WAL log files.
• Expanded user permissions
  • Added a new READ-only privilege.
  • Relaxed DDL constraints to enable creating, modifying, or deleting DDL-privileged users.

Bug Fixes

• Fixed an issue where access control rules were inconsistent in high-availability instances
  • Fixed an issue where access control rules were inconsistent between the master and standby instances.
• Fixed an issue where non-deletable users were incorrectly displayed as deleted
  • Fixed an issue where users owning objects were incorrectly shown as deleted in the console.
  • Improved user deletion by adding options to handle owned objects, ensuring successful removal.

October 28, 2025

Added Features

• Added new DB engine version
  • Added PostgreSQL 14.19, 17.6 versions.

Bug Fixes

• Fixed an issue for exposure capacity within free-up capacity modal
  • Fixed an issue that the capacity exposed within the free-up capacity modal is less than the actual capacity secured.

April 15, 2025

Added Features

• Added new DB engine version
  • Added PostgreSQL 14.17, 17.4 versions.
• Added the feature to manage extension
  • Added the feature to install or remove extensions requiring SUPERUSER permissions from the console.
  • You can now synchronize the extension list with the database and user list.
• Added the log retention period to the maintenance setting
  • Added the feature to delete the PostgreSQL logs that have exceeded their retention period when using the automatic storage cleanup feature.

Feature Updates

• Restrict new DB engine creation
  • A security vulnerability has been detected in version PostgreSQL 14.15, 17.2, so upgrading to the latest version is recommended.
  • It is only allowed in limited cases, such as when changing an existing DB instance to high availability or restoring from a backup.

Feb 11, 2025

Added Features

• Added a new DB engine version
  • Added PostgreSQL versions 14.15, 17.2.
• Added a feature to upgrade DB engine version
  • You can upgrade the DB Engine version from an existing version to the recently added version.

Features Updates

• Added DB engine creation limit
  • A security vulnerability has been discovered in PostgreSQL version 14.6 and an upgrade to a newer version is recommended.
  • DB engine creation is allowed for changing an existing DB instance to high availability or restoring with a backup.

December 10, 2024

Added Features

• Added High Availability
  • Added the feature to create and modify high-availability DB instances.
• Added Database & User Synchronization
  • Added the feature to view databases and user lists in sync with information within the DB engine.
• Added Maintenance Settings
  • Provides the feature to periodically clean up storage to help stabilize DB instances.
• Added Backup Export
  • Added the feature to select an existing backup or start a new backup and export it to user object storage.
• Added the feature to restore to a backup in object storage
  • Added the feature to restore from a backup exported to object storage.
• Added API Feature
  • Added the feature to control RDS for PostgreSQL features via APIs.

Feature Updates

• Changed the DB Instance > Backup tab name
  • Renamed the Backup tab to Backup and Maintenance among the detail tabs of the DB instance.
  • You can additionally check the maintenance settings within your DB instance.
• Changed User Permissions in Databases
  • Expanded DDL user permissions from the CREATE schema permission to the CREATE database permission.
  • As part of the expanded permissions, changed to allow schema creation with DDL user IDs.
• Improved Database List View Feature
  • Improved the feature to view a list of schemas added as DDL users in the database list.
• Improved Backup Settings
  • Removed the backup retry expiration time entry and improved to retry backups within the backup window time range.
• Changed Feature to Free up Capacity
  • Improved the selection of WAL log files from directly selecting them to a backup time base that allows point-in-time restores.
• Changed the shared_buffers parameter
  • Limit the parameter to a maximum of 50% of the DB instance RAM size, as using an excessively large value can cause problems running the DB engine.

October 15, 2024

Added Features

• Added auto backup settings
  • Added the feature to set whether to allow auto backups.
  • You can disallow auto backups under any circumstances.
    • If you don't have the backups required for replication, you are limited to creating read replicas.
• Added the feature to wait for replication delay on force promotion
  • Added the feature to wait for replication delays to resolve when force promoting.
• Added the feature to end replication delay queuing
  • Added the feature to end the wait for replication delays when promoting/forcing a promotion.
• Added DB extensions
  • Added pgrouting, bool, hstore, intarray, isn, lo, ltree, and more to be able to install.

Feature Updates

• Improved event subscription search
  • Improved so that you can search by event source name.
• Improved the feature to enter the shared_preload_libraries parameter
  • Improved the way shared_preload_libraries values are entered to a multi-select drop-down list format.

Bug fixes

• Fix default notification creation errors
  • Fixed default notification creation to ignore the existence of a notification group with the same name.
• Fixed an error with the log_timezone parameter
  • Fixed an issue where replication fails when the log_timezone value is applied to something other than Asia/Seoul.
• Fixed an error with the max_connections parameter
  • Fixed an issue with the order of application when changing the max_connections value with read replicas added.
  • Changed the parameter to be inapplicable if the value on the master is set to be greater than the read replica.
  • Changed the parameter to be inapplicable if the value of the read replica is set to less than the master.

August 13, 2024

Added Features

• Added DB instance deletion protection feature
• Added connected notification groups, operating system information to DB instance detail view screen
• Added the feature to create read replicas
  • Added replication latency to monitoring charts and monitoring settings.
• Added the Subscribe to Events feature
  • Notifications sent when certain events occur.

Feature Updates

• Improved the access control feature
  • Added the option to add default access control rules when adding users.
  • Improved usability to allow drag-and-drop rule ordering.
• Improved to see which parameter items actually change when applying parameter group changes
• Improved the service activation screen
  • Modified to auto-refresh on service activation.
• Improved the parameter group detail Screen
  • Added the TIMEZONE type and improved the dropdown to search for and enter it.
  • Improved the feature to select units with a dropdown when editing parameters with units.

June 11, 2024

Release of a New Service

• Relational Database Service (RDS) is a service that provides relational databases in cloud environments.
• You can use relational databases without difficult settings.
• PostgreSQL 14.6 version is provided.