Using Amazon RDS Event Notification
Topics
- Amazon RDS Event Categories and Event Messages
- Subscribing to Amazon RDS Event Notification
- Listing Your Amazon RDS Event Notification Subscriptions
- Modifying an Amazon RDS Event Notification Subscription
- Adding a Source Identifier to an Amazon RDS Event Notification Subscription
- Removing a Source identifier from an Amazon RDS Event Notification Subscription
- Listing the Amazon RDS Event Notification Categories
- Deleting an Amazon RDS Event Notification Subscription
Amazon RDS uses the Amazon Simple Notification Service (Amazon SNS) to provide notification when an Amazon RDS event occurs. These notifications can be in any notification form supported by Amazon SNS for an AWS region, such as an email, a text message, or a call to an HTTP endpoint.
Amazon RDS groups these events into categories that you can subscribe to so that you can be notified when an event in that category occurs. You can subscribe to an event category for a DB instance, DB snapshot, DB security group, or for a DB parameter group. For example, if you subscribe to the Backup category for a given DB instance, you will be notified whenever a backup-related event occurs that affects the DB instance. If you subscribe to a Configuration Change category for a DB security group, you will be notified when the DB security group is changed. You will also receive notification when an event notification subscription changes.
Event notifications are sent to the addresses you provide when you create the
subscription. You may
want to create several different subscriptions, such as one subscription receiving all event
notifications and another subscription that includes only critical events for your
production DB instances. You can easily turn off notification without deleting a
subscription by setting the Enabled radio button to
No in the Amazon RDS console or by setting the
Enabled parameter to false using the CLI or
Amazon RDS API.
Note
Amazon RDS event notifications using SMS text messages are currently available for topic ARNs and Amazon RDS resources in the US-East (Northern Virginia) Region. For more information on using text messages with SNS, see Sending and Receiving SMS Notifications Using Amazon SNS.
Amazon RDS uses the Amazon Resource Name (ARN) of an Amazon SNS topic to identify each subscription. The Amazon RDS console will create the ARN for you when you create the subscription. If you use the CLI or API, you have to create the ARN by using the Amazon SNS console or the Amazon SNS API when you create a subscription.
Billing for Amazon RDS event notification is through the Amazon Simple Notification Service (Amazon SNS). Amazon SNS fees apply when using event notification; for more information on Amazon SNS billing, see Amazon Simple Notification Service Pricing.
The process for subscribing to Amazon RDS event notification is as follows:
Create an Amazon RDS event notification subscription by using the Amazon RDS console, CLI, or API.
Amazon RDS sends an approval email or SMS message to the addresses you submitted with your subscription. To confirm your subscription, click the link in the notification you were sent.
When you have confirmed the subscription, the status of your subscription is updated in the Amazon RDS console's My Event Subscriptions section.
You will begin to receive event notifications.
The following section lists all categories and events that you can be notified of. It also provides information about subscribing to and working with Amazon RDS event subscriptions.
Amazon RDS Event Categories and Event Messages
Amazon RDS generates a significant number of events in categories that you can subscribe to using the Amazon RDS Console, CLI, or the API. Each category applies to a source type, which can be a DB instance, DB snapshot, DB security group, or DB parameter group.
The following table shows the event category and a list of events when a DB instance is the source type.
Categories and Events for the DB Instance Source Type
|
Category | Amazon RDS Event ID |
Description |
|---|---|---|
|
availability | RDS-EVENT-0006 |
The DB Instance is restarting and will be unavailable until the restart is complete. |
|
availability | RDS-EVENT-0004 |
The DB Instance has shut down. |
|
availability | RDS-EVENT-0022 |
An error has occurred while restarting MySQL or MariaDB. |
|
backup | RDS-EVENT-0001 |
A backup of the DB instance has started. |
|
backup | RDS-EVENT-0002 |
A backup of the DB instance is complete. |
|
configuration change | RDS-EVENT-0009 |
The DB instance has been added to a security group. |
|
configuration change | RDS-EVENT-0024 |
The DB instance is being converted to a Multi-AZ DB instance. |
|
configuration change | RDS-EVENT-0030 |
The DB instance is being converted to a Single-AZ DB instance. |
|
configuration change | RDS-EVENT-0012 |
The DB instance class for this DB instance is being changed. |
|
configuration change | RDS-EVENT-0018 |
The current storage settings for this DB instance is being changed. |
|
configuration change | RDS-EVENT-0011 |
A parameter group for this DB instance has changed. |
|
configuration change | RDS-EVENT-0028 |
Automatic backups for this DB instance have been disabled. |
|
configuration change | RDS-EVENT-0032 |
Automatic backups for this DB instance have been enabled. |
|
configuration change | RDS-EVENT-0033 |
There are [count] users that match the master user name. Users not tied to a specific host have been reset. |
|
configuration change | RDS-EVENT-0025 |
The DB instance has been converted to a Multi-AZ DB instance. |
|
configuration change | RDS-EVENT-0029 |
The DB instance has been converted to a Single-AZ DB instance. |
|
configuration change | RDS-EVENT-0014 |
The DB instance class for this DB instance has changed. |
|
configuration change | RDS-EVENT-0017 |
The storage settings for this DB instance has changed. |
|
configuration change | RDS-EVENT-0010 |
The DB instance has been removed from a security group. |
|
configuration change | RDS-EVENT-0016 |
The master password for the DB instance has been reset. |
|
configuration change | RDS-EVENT-0067 |
An attempt to reset the master password for the DB instance has failed. |
|
configuration change | RDS-EVENT-0078 |
The Enhanced Monitoring configuration has been changed. |
|
creation | RDS-EVENT-0005 |
A DB instance is being created. |
|
deletion | RDS-EVENT-0003 |
The DB instance is being deleted. |
|
failover | RDS-EVENT-0034 |
Amazon RDS is not attempting a requested failover because a failover recently occurred on the DB instance. |
|
failover | RDS-EVENT-0013 |
A Multi-AZ failover that resulted in the promotion of a standby instance has started. |
|
failover | RDS-EVENT-0015 |
A Multi-AZ failover that resulted in the promotion of a standby instance is complete. It may take several minutes for the DNS to transfer to the new primary DB instance. |
|
failover | RDS-EVENT-0065 |
The instance has recovered from a partial failover. |
| failover | RDS-EVENT-0049 | A Multi-AZ failover has completed. |
|
failover | RDS-EVENT-0050 |
A Multi-AZ activation has started after a successful instance recovery. |
|
failover | RDS-EVENT-0051 |
A Multi-AZ activation is complete. Your database should be accessible now. |
|
failure | RDS-EVENT-0031 |
The DB instance has failed. We recommend that you begin a point-in-time-restore for the DB instance. |
|
failure | RDS-EVENT-0036 |
The DB instance is in an incompatible network. Some of the specified subnet IDs are invalid or do not exist. |
|
failure | RDS-EVENT-0035 |
The DB instance has invalid parameters. For example, MySQL could not start because a memory-related parameter is set too high for this instance class, so the customer action would be to modify the memory parameter and reboot the DB instance. |
|
failure | RDS-EVENT-0058 |
Error while creating Statspack user account PERFSTAT. Please drop the account before adding the Statspack option. |
|
failure | RDS-EVENT-0079 |
Enhanced Monitoring cannot be enabled without the enhanced monitoring IAM role. For information on creating the enhanced monitoring IAM role, see To create an IAM role for Amazon RDS Enhanced Monitoring. |
|
failure | RDS-EVENT-0080 |
Enhanced Monitoring was disabled due to an error making the configuration change. It is likely that the enhanced monitoring IAM role is configured incorrectly. For information on creating the enhanced monitoring IAM role, see To create an IAM role for Amazon RDS Enhanced Monitoring. |
|
failure | RDS-EVENT-0081 |
The IAM role that you use to access your Amazon S3 bucket for SQL Server native backup and restore is configured incorrectly. For more information, see Setting Up for Native Backup and Restore. |
|
failure | RDS-EVENT-0082 |
Amazon Aurora was unable to copy backup data from an Amazon S3 bucket. It is likely that the permissions for Aurora to access the Amazon S3 bucket are configured incorrectly. For more information, see Migrating Data from MySQL by Using an Amazon S3 Bucket. |
|
maintenance | RDS-EVENT-0026 |
Offline maintenance of the DB instance is taking place. The DB instance is currently unavailable. |
|
maintenance | RDS-EVENT-0027 |
Offline maintenance of the DB instance is complete. The DB instance is now available. |
| notification | RDS-EVENT-0044 | Operator-issued notification. For more information, see the event message. |
| notification | RDS-EVENT-0047 | Patching of the DB instance has completed. |
| notification | RDS-EVENT-0048 | Patching of the DB instance has been delayed. |
| notification | RDS-EVENT-0054 | The MySQL storage engine you are using is not InnoDB, which is the recommended MySQL storage engine for Amazon RDS. For information about MySQL storage engines, see Amazon RDS Supported Storage Engines. |
| notification | RDS-EVENT-0055 | The number of tables you have for your DB instance exceeds the recommended best practices for Amazon RDS. Please reduce the number of tables on your DB instance. For information about recommended best practices, see Amazon RDS Basic Operational Guidelines. |
| notification | RDS-EVENT-0056 | The number of databases you have for your DB instance exceeds the recommended best practices for Amazon RDS. Please reduce the number of databases on your DB instance. For information about recommended best practices, see Amazon RDS Basic Operational Guidelines. |
| notification | RDS-EVENT-0064 | The TDE key has been rotated. For more information about Oracle TDE, see Oracle Transparent Data Encryption. For more information about SQL Server TDE, see Microsoft SQL Server Transparent Data Encryption Support. |
| notification | RDS-EVENT-0084 |
You attempted to convert a DB instance to Multi-AZ, but it contains in-memory file groups which are not supported for Multi-AZ. For more information, see Multi-AZ Deployments for Microsoft SQL Server with Database Mirroring. |
| read replica | RDS-EVENT-0045 | An error has occurred in the read replication process. For more information, see the event message. For information on troubleshooting Read Replica errors, see Troubleshooting a MySQL or MariaDB Read Replica Problem. |
| read replica | RDS-EVENT-0046 | The Read Replica has resumed replication. This message appears when you first create a Read Replica, or as a monitoring message confirming that replication is functioning properly. If this message follows an RDS-EVENT-0045 notification, then replication has resumed following an error or after replication was stopped. |
|
read replica | RDS-EVENT-0057 |
Replication on the Read Replica was terminated. |
|
read replica | RDS-EVENT-0062 |
Replication on the Read Replica was manually stopped. |
|
read replica | RDS-EVENT-0063 |
Replication on the Read Replica was reset. |
|
recovery | RDS-EVENT-0020 |
Recovery of the DB instance has started. Recovery time will vary with the amount of data to be recovered. |
|
recovery | RDS-EVENT-0021 |
Recovery of the DB instance is complete. |
|
recovery | RDS-EVENT-0023 |
A manual backup has been requested but Amazon RDS is currently in the process of creating a DB snapshot. Submit the request again after Amazon RDS has completed the DB snapshot. |
|
recovery | RDS-EVENT-0052 |
Recovery of the Multi-AZ instance has started. Recovery time will vary with the amount of data to be recovered. |
|
recovery | RDS-EVENT-0053 |
Recovery of the Multi-AZ instance is complete. |
|
recovery | RDS-EVENT-0066 |
The SQL Server DB instance is re-establishing its mirror. Performance will be degraded until the mirror is reestablished. A database was found with non-FULL recovery model. The recovery model was changed back to FULL and mirroring recovery was started. (<dbname>: <recovery model found>[,…])” |
|
restoration | RDS-EVENT-0008 |
The DB instance has been restored from a DB snapshot. |
|
restoration | RDS-EVENT-0019 |
The DB instance has been restored from a point-in-time backup. |
|
security | RDS-EVENT-0068 |
The CloudHSM partition password was decrypted by the system. |
|
low storage | RDS-EVENT-0007 |
The allocated storage for the DB instance has been exhausted. To resolve this issue, you should allocate additional storage for the DB instance. For more information, see the RDS FAQ. You can monitor the storage space for a DB instance using the Free Storage Space metric. For more information, see Viewing DB Instance Metrics. |
The following table shows the event category and a list of events when a DB parameter group is the source type.
Categories and Events for the DB Parameter Group Source Type
The following tables shows the event category and a list of events when a DB security group is the source type.
Categories and Events for the DB Security Group Source Type
The following tables shows the event category and a list of events when a DB snapshot is the source type.
Categories and Events for the DB Snapshot Source Type
The following tables shows the event category and a list of events when a DB cluster is the source type.
Categories and Events for the DB Cluster Source Type
|
Category | RDS Event ID |
Description |
|---|---|---|
|
failover | RDS-EVENT-0069 |
A failover for the DB cluster has failed. |
|
failover | RDS-EVENT-0070 |
A failover for the DB cluster has restarted. |
|
failover | RDS-EVENT-0071 |
A failover for the DB cluster has finished. |
|
failover | RDS-EVENT-0072 |
A failover for the DB cluster has begun within the same Availability Zone. |
|
failover | RDS-EVENT-0073 |
A failover for the DB cluster has begun across Availability Zones. |
|
failure | RDS-EVENT-0083 |
Amazon Aurora was unable to copy backup data from an Amazon S3 bucket. It is likely that the permissions for Aurora to access the Amazon S3 bucket are configured incorrectly. For more information, see Migrating Data from MySQL by Using an Amazon S3 Bucket. |
|
migration | RDS-EVENT-0076 |
Migration to an Amazon Aurora DB cluster failed. |
|
migration | RDS-EVENT-0077 |
An attempt to convert a table from the source database to InnoDB failed during the migration to an Amazon Aurora DB cluster. |
The following tables shows the event category and a list of events when a DB cluster snapshot is the source type.
Categories and Events for the DB Cluster Snapshot Source Type
Subscribing to Amazon RDS Event Notification
You can create an Amazon RDS event notification subscription so you can be notified when an event occurs for a given DB instance, DB snapshot, DB security group, or DB parameter group. The simplest way to create a subscription is with the RDS console. If you choose to create event notification subscriptions using the CLI or API, you must create an Amazon Simple Notification Service topic and subscribe to that topic with the Amazon SNS console or Amazon SNS API. You will also need to retain the Amazon Resource Name (ARN) of the topic because it is used when submitting CLI commands or API actions. For information on creating an SNS topic and subscribing to it, see Getting Started with Amazon SNS.
You can specify the type of source you want to be notified of and the Amazon RDS source
that triggers the event. These are defined by the SourceType (type
of source) and the SourceIdentifier (the Amazon RDS source generating
the event). If you specify both the SourceType and
SourceIdentifier, such as SourceType = db-instance
and SourceIdentifier = myDBInstance1, you will receive all the DB_Instance
events for the specified source. If you specify a SourceType but do
not specify a SourceIdentifier, you will receive notice of the
events for that source type for all your Amazon RDS sources. If you do not specify either the
SourceType nor the SourceIdentifier, you
will be notified of events generated from all Amazon RDS sources belonging to your customer
account.
AWS Management Console
To subscribe to RDS event notification
Sign in to the AWS Management Console and open the Amazon RDS console at https://console.aws.amazon.com/rds/.
In the Amazon RDS Console navigation pane, click Event Subscriptions.
In the Event Subscriptions pane, click Create Event Subscription.
In the Create Event Subscription dialog box, do the following:
Type a name for the event notification subscription in the Name text box.
Select an existing Amazon SNS Amazon Resource Name (ARN) for an Amazon SNS topic in the Send notifications to dropdown menu or click create topic to enter the name of a topic and a list of recipients.
Select a source type from the Source Type dropdown menu.
Select Yes to enable the subscription. If you want to create the subscription but to not have notifications sent yet, select No.
Depending on the source type you selected, select the event categories and sources you want to receive event notifications for.

Click Yes, Create.
The Amazon RDS console indicates that the subscription is being created.

CLI
To subscribe to RDS Event Notification, use the AWS CLI create-event-subscription command. Include the following required parameters:
--subscription-name--sns-topic-arn
Example
For Linux, OS X, or Unix:
aws rds create-event-subscription \
--subscription-name myeventsubscription \
--sns-topic-arn arn:aws:sns:us-east-1:802#########:myawsuser-RDS \
--enabledFor Windows:
aws rds create-event-subscription ^
--subscription-name myeventsubscription ^
--sns-topic-arn arn:aws:sns:us-east-1:802#########:myawsuser-RDS ^
--enabledAPI
To subscribe to Amazon RDS Event Notification call the Amazon RDS API function CreateEventSubscription. Include the following required parameters:
SubscriptionNameSnsTopicArn
Example
https://rds.us-east-1.amazonaws.com/
?Action=CreateEventSubscription
&Enabled=true
&SignatureMethod=HmacSHA256
&SignatureVersion=4
&SnsTopicArn=arn%3Aaws%3Asns%3Aus-east-1%3A802#########%3Amyawsuser-RDS
&SourceType=db-security-group
&SubscriptionName=myeventsubscription
&Version=2014-09-01
&X-Amz-Algorithm=AWS4-HMAC-SHA256
&X-Amz-Credential=AKIADQKE4SARGYLE/20140425/us-east-1/rds/aws4_request
&X-Amz-Date=20140425T214325Z
&X-Amz-SignedHeaders=content-type;host;user-agent;x-amz-content-sha256;x-amz-date
&X-Amz-Signature=7045960f6ab15609571fb05278004256e186b7633ab2a3ae46826d7713e0b461Listing Your Amazon RDS Event Notification Subscriptions
You can list your current Amazon RDS event notification subscriptions.
AWS Management Console
To list your current Amazon RDS event notification subscriptions
Sign in to the AWS Management Console and open the Amazon RDS console at https://console.aws.amazon.com/rds/.
In the Amazon RDS Console navigation pane, click Event Subscriptions. The Event Subscriptions pane shows all your event notification subscriptions.

CLI
To list your current Amazon RDS event notification subscriptions, use the AWS CLI describe-event-subscriptions command.
Example
The following example describes all event subscriptions.
aws rds describe-event-subscriptionsThe following example describes the myfirsteventsubscription.
aws rds describe-event-subscriptions --subscription-name myfirsteventsubscriptionAPI
To list your current Amazon RDS event notification subscriptions, call the Amazon RDS API DescribeEventSubscriptions action.
Example
The following code example lists up to 100 event subscriptions.
https://rds.us-east-1.amazonaws.com/
?Action=DescribeEventSubscriptions
&MaxRecords=100
&SignatureMethod=HmacSHA256
&SignatureVersion=4
&Version=2014-09-01
&X-Amz-Algorithm=AWS4-HMAC-SHA256
&X-Amz-Credential=AKIADQKE4SARGYLE/20140428/us-east-1/rds/aws4_request
&X-Amz-Date=20140428T161907Z
&X-Amz-SignedHeaders=content-type;host;user-agent;x-amz-content-sha256;x-amz-date
&X-Amz-Signature=4208679fe967783a1a149c826199080a066085d5a88227a80c6c0cadb3e8c0d4The following example describes the myfirsteventsubscription.
https://rds.us-east-1.amazonaws.com/
?Action=DescribeEventSubscriptions
&SignatureMethod=HmacSHA256
&SignatureVersion=4
&SubscriptionName=myfirsteventsubscription
&Version=2014-09-01
&X-Amz-Algorithm=AWS4-HMAC-SHA256
&X-Amz-Credential=AKIADQKE4SARGYLE/20140428/us-east-1/rds/aws4_request
&X-Amz-Date=20140428T161907Z
&X-Amz-SignedHeaders=content-type;host;user-agent;x-amz-content-sha256;x-amz-date
&X-Amz-Signature=4208679fe967783a1a149c826199080a066085d5a88227a80c6c0cadb3e8c0d4Modifying an Amazon RDS Event Notification Subscription
After you have created a subscription, you can change the subscription name, source identifier, categories, or topic ARN.
AWS Management Console
To modify an Amazon RDS event notification subscription
Sign in to the AWS Management Console and open the Amazon RDS console at https://console.aws.amazon.com/rds/.
In the Amazon RDS Console navigation pane, click Event Notification.
In the DB Event Notifications pane, select the subscription that you want to modify.
Make your changes to the subscription in the lower pane.

Click Update. The Amazon RDS console indicates that the subscription is being modified.

CLI
To modify an Amazon RDS event notification subscription, use the AWS CLI modify-event-subscription command. Include the following required parameter:
--subscription-name
Example
The following code enables myeventsubscription.
For Linux, OS X, or Unix:
aws rds modify-event-subscription \
--subscription-name myeventsubscription \
--enabledFor Windows:
aws rds modify-event-subscription ^
--subscription-name myeventsubscription ^
--enabledAPI
To modify an Amazon RDS Event, call the Amazon RDS APIModifyEventSubscription function. Include the following required parameter:
SubscriptionName
Example
The following code enables myeventsubscription.
https://rds.us-west-2.amazonaws.com/
?Action=ModifyEventSubscription
&Enabled=true
&SignatureMethod=HmacSHA256
&SignatureVersion=4
&SnsTopicArn=arn%3Aaws%3Asns%3Aus-west-2%3A802#########%3Amy-rds-events
&SubscriptionName=myeventsubscription
&Version=2014-09-01
&X-Amz-Algorithm=AWS4-HMAC-SHA256
&X-Amz-Credential=AKIADQKE4SARGYLE/20140428/us-west-2/rds/aws4_request
&X-Amz-Date=20140428T183020Z
&X-Amz-SignedHeaders=content-type;host;user-agent;x-amz-content-sha256;x-amz-date
&X-Amz-Signature=3d85bdfaf13861e93a9528824d9876ed87e6e01aaf43a962ce6f2a39247cf33aAdding a Source Identifier to an Amazon RDS Event Notification Subscription
You can add a source identifier (the Amazon RDS source generating the event) to an existing subscription.
AWS Management Console
You can easily add or remove source identifiers using the Amazon RDS console by selecting or deselecting them when modifying a subscription. See the topic Modifying an Amazon RDS Event Notification Subscription for more information.
CLI
To add a source identifier to an Amazon RDS event notification subscription, use the AWS CLI add-source-identifier-to-subscription command. Include the following required parameters:
--subscription-name--source-identifier
Example
The following example adds the source identifier mysqldb to the
myrdseventsubscription. subscription.
For Linux, OS X, or Unix:
aws rds add-source-identifier-to-subscription \
--subscription-name myrdseventsubscription \
--source-identifier mysqldbFor Windows:
aws rds add-source-identifier-to-subscription ^
--subscription-name myrdseventsubscription ^
--source-identifier mysqldbAPI
To add a source identifier to an Amazon RDS event notification subscription, call the Amazon RDS API AddSourceIdentifierToSubscription.
Include the following required parameters:
SubscriptionNameSourceIdentifier
Example
https://rds.us-east-1.amazonaws.com/
?Action=AddSourceIdentifierToSubscription
&SignatureMethod=HmacSHA256
&SignatureVersion=4
&SourceIdentifier=mysqldb
&SubscriptionName=myrdseventsubscription
&Version=2014-09-01
&X-Amz-Algorithm=AWS4-HMAC-SHA256
&X-Amz-Credential=AKIADQKE4SARGYLE/20140422/us-east-1/rds/aws4_request
&X-Amz-Date=20140422T230442Z
&X-Amz-SignedHeaders=content-type;host;user-agent;x-amz-content-sha256;x-amz-date
&X-Amz-Signature=347d5e788e809cd06c50214b12750a3c39716bf65b239bb6f7ee8ff5374e2df9Removing a Source identifier from an Amazon RDS Event Notification Subscription
You can remove a source identifier (the Amazon RDS source generating the event) from a subscription if you no longer want to be notified of events for that source.
AWS Management Console
You can easily add or remove source identifiers using the Amazon RDS console by selecting or deselecting them when modifying a subscription. See the topic Modifying an Amazon RDS Event Notification Subscription for more information.
CLI
To remove a source identifier from an Amazon RDS event notification subscription, use the AWS CLI remove-source-identifier-from-subscription command. Include the following required parameters:
--subscription-name--source-identifier
Example
The following example removes the source identifier mysqldb from the
myrdseventsubscription subscription.
For Linux, OS X, or Unix:
aws rds remove-source-identifier-from-subscription \
--subscription-name myrdseventsubscription \
--source-identifier mysqldbFor Windows:
aws rds remove-source-identifier-from-subscription ^
--subscription-name myrdseventsubscription ^
--source-identifier mysqldbAPI
To remove a source identifier from an Amazon RDS event notification subscription, use the Amazon RDS API RemoveSourceIdentifierFromSubscription command. Include the following required parameters:
SubscriptionNameSourceIdentifier
Example
The following example removes the source identifier mysqldb from the
myrdseventsubscription subscription.
https://rds.us-east-1.amazonaws.com/
?Action=RemoveSourceIdentifierFromSubscription
&SignatureMethod=HmacSHA256
&SignatureVersion=4
&SourceIdentifier=mysqldb
&SubscriptionName=myrdseventsubscription
&Version=2014-09-01
&X-Amz-Algorithm=AWS4-HMAC-SHA256
&X-Amz-Credential=AKIADQKE4SARGYLE/20140428/us-east-1/rds/aws4_request
&X-Amz-Date=20140428T222718Z
&X-Amz-SignedHeaders=content-type;host;user-agent;x-amz-content-sha256;x-amz-date
&X-Amz-Signature=4419f0015657ee120d781849ffdc6642eeafeee42bf1d18c4b2ed8eb732f7bf8Listing the Amazon RDS Event Notification Categories
All events for a resource type are grouped into categories. To view the list of categories available, use the following procedures.
AWS Management Console
When you create or modify an event notification subscription, the event categories are displayed in the Amazon RDS console. See the topic Modifying an Amazon RDS Event Notification Subscription for more information.

CLI
To list the Amazon RDS event notification categories, use the AWS CLI describe-event-categories command. This command has no required parameters.
API
To list the Amazon RDS event notification categories, use the Amazon RDS API DescribeEventCategories command. This command has no required parameters.
Example
https://rds.us-west-2.amazonaws.com/
?Action=DescribeEventCategories
&SignatureMethod=HmacSHA256
&SignatureVersion=4
&Version=2014-09-01
&X-Amz-Algorithm=AWS4-HMAC-SHA256
&X-Amz-Credential=AKIADQKE4SARGYLE/20140421/us-west-2/rds/aws4_request
&X-Amz-Date=20140421T194732Z
&X-Amz-SignedHeaders=content-type;host;user-agent;x-amz-content-sha256;x-amz-date
&X-Amz-Signature=6e25c542bf96fe24b28c12976ec92d2f856ab1d2a158e21c35441a736e4fde2bDeleting an Amazon RDS Event Notification Subscription
You can delete a subscription when you no longer need it. All subscribers to the topic will no longer receive event notifications specified by the subscription.
AWS Management Console
To delete an Amazon RDS event notification subscription
Sign in to the AWS Management Console and open the Amazon RDS console at https://console.aws.amazon.com/rds/.
In the Amazon RDS Console navigation pane, click DB Event Subscriptions.
In the My DB Event Subscriptions pane, click the subscription that you want to delete.
Click Delete.
The Amazon RDS console indicates that the subscription is being deleted.

CLI
To delete an Amazon RDS event notification subscription, use the AWS CLI delete-event-subscription command. Include the following required parameter:
--subscription-name
Example
The following example deletes the subscription myrdssubscription.
delete-event-subscription --subscription-name myrdssubscriptionAPI
To delete an Amazon RDS event notification subscription, use the RDS API DeleteEventSubscription command. Include the following required parameter:
SubscriptionName
Example
The following example deletes the subscription myrdssubscription.
https://rds.us-east-1.amazonaws.com/
?Action=DeleteEventSubscription
&SignatureMethod=HmacSHA256
&SignatureVersion=4
&SubscriptionName=myrdssubscription
&Version=2014-09-01
&X-Amz-Algorithm=AWS4-HMAC-SHA256
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