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**To describe the default engine and system parameter information for the Aurora database engine**
The following ``describe-engine-default-cluster-parameters`` example retrieves the details of the default engine and system parameter information for Aurora DB clusters with MySQL 5.7 compatibility. ::
aws rds describe-engine-default-cluster-parameters \
--db-parameter-group-family aurora-mysql5.7
Output::
{
"EngineDefaults": {
"Parameters": [
{
"ParameterName": "aurora_load_from_s3_role",
"Description": "IAM role ARN used to load data from AWS S3",
"Source": "engine-default",
"ApplyType": "dynamic",
"DataType": "string",
"IsModifiable": true,
"SupportedEngineModes": [
"provisioned"
]
},
...some output truncated...
]
}
}
For more information, see `Working with DB Parameter Groups and DB Cluster Parameter Groups <https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/USER_WorkingWithParamGroups.html>`__ in the *Amazon Aurora User Guide*.