Class EncryptionType (3.29.0)

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Encryption types for the backup.

Values: ENCRYPTION_TYPE_UNSPECIFIED (0): Unspecified. Do not use. USE_CONFIG_DEFAULT_OR_BACKUP_ENCRYPTION (1): This is the default option for CopyBackup][google.spanner.admin.database.v1.DatabaseAdmin.CopyBackup] when encryption_config][google.spanner.admin.database.v1.CopyBackupEncryptionConfig] is not specified. For example, if the source backup is using Customer_Managed_Encryption, the backup will be using the same Cloud KMS key as the source backup. GOOGLE_DEFAULT_ENCRYPTION (2): Use Google default encryption. CUSTOMER_MANAGED_ENCRYPTION (3): Use customer managed encryption. If specified, kms_key_name must contain a valid Cloud KMS key.