RdsMetricName: "BinLogDiskUsage" | "BurstBalance" | "CPUUtilization" | "CPUCreditUsage" | "CPUCreditBalance" | "DatabaseConnections" | "DiskQueueDepth" | "FailedSQLServerAgentJobsCount" | "FreeableMemory" | "FreeStorageSpace" | "MaximumUsedTransactionIDs" | "NetworkReceiveThroughput" | "NetworkTransmitThroughput" | "OldestReplicationSlotLag" | "ReadIOPS" | "ReadLatency" | "ReadThroughput" | "ReplicaLag" | "ReplicationSlotDiskUsage" | "SwapUsage" | "TransactionLogsDiskUsage" | "TransactionLogsGeneration" | "WriteIOPS" | "WriteLatency" | "WriteThroughput" | "ActiveTransactions" | "AuroraBinlogReplicaLag" | "AuroraGlobalDBReplicatedWriteIO" | "AuroraGlobalDBDataTransferBytes" | "AuroraGlobalDBReplicationLag" | "AuroraReplicaLag" | "AuroraReplicaLagMaximum" | "AuroraReplicaLagMinimum" | "BacktrackChangeRecordsCreationRate" | "BacktrackChangeRecordsStored" | "BacktrackWindowActual" | "BacktrackWindowAlert" | "BackupRetentionPeriodStorageUsed" | "BinLogDiskUsage" | "BlockedTransactions" | "BufferCacheHitRatio" | "CommitLatency" | "CommitThroughput" | "CPUCreditBalance" | "CPUCreditUsage" | "CPUUtilization" | "DatabaseConnections" | "DDLLatency" | "DDLThroughput" | "Deadlocks" | "DeleteLatency" | "DeleteThroughput" | "DiskQueueDepth" | "DMLLatency" | "DMLThroughput" | "EngineUptime" | "FreeableMemory" | "FreeLocalStorage" | "InsertLatency" | "InsertThroughput" | "LoginFailures" | "MaximumUsedTransactionIDs" | "NetworkReceiveThroughput" | "NetworkThroughput" | "NetworkTransmitThroughput" | "Queries" | "RDSToAuroraPostgreSQLReplicaLag" | "ReadIOPS" | "ReadLatency" | "ReadThroughput" | "ResultSetCacheHitRatio" | "SelectLatency" | "SelectThroughput" | "SnapshotStorageUsed" | "SwapUsage" | "TotalBackupStorageBilled" | "TransactionLogsDiskUsage" | "UpdateLatency" | "UpdateThroughput" | "VolumeBytesUsed" | "VolumeReadIOPs" | "VolumeWriteIOPs" | "WriteIOPS" | "WriteLatency" | "WriteThroughput"