AWS CloudFormation
User Guide (API Version 2010-05-15)
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Creates a custom parameter group for an RDS database family. For more information about RDS parameter groups, see Working with DB Parameter Groups in the Amazon Relational Database Service User Guide.

This type can be declared in a template and referenced in the DBParameterGroupName parameter of AWS::RDS::DBInstance.


Applying a ParameterGroup to a DBInstance may require the instance to reboot, resulting in a database outage for the duration of the reboot.


   "Type": "AWS::RDS::DBParameterGroup",
   "Properties" : {
      "Description" : String,
      "Family" : String,
      "Parameters" : DBParameters,
      "Tags" : [ Resource Tag, ... ]



A friendly description of the RDS parameter group. For example, "My Parameter Group".

Type: String


The database family of this RDS parameter group. For example, "MySQL5.1".

Type: String


The parameters to set for this RDS parameter group.

Type: DBParameters, a JSON object consisting of key/value pairs of Strings. For example:

"Parameters" : {
   "Key1" : "Value1",
   "Key2" : "Value2",
   "Key3" : "Value3"

The tags that you want to attach to the RDS parameter group.

Required: No

Type: A list of resource tags.

Update requires: no interruption

Return Values


When the logical ID of this resource is provided to the Ref intrinsic function, it returns the resource name. For example:

{ "Ref": "MyDBParameterGroup" }

For the RDS::DBParameterGroup with the logical ID "MyDBParameterGroup", Ref will return the resource name.

For more information about using the Ref function, see Ref.