<p>The meaning of this parameter differs according to the database engine you use.</p> <p> <b>MySQL</b> </p> <p>The name of the database to create when the DB instance is created. If this parameter isn't specified, no database is created in the DB instance.</p> <p>Constraints:</p> <ul> <li> <p>Must contain 1 to 64 letters or numbers.</p> </li> <li> <p>Must begin with a letter. Subsequent characters can be letters, underscores, or digits (0-9).</p> </li> <li> <p>Can't be a word reserved by the specified database engine</p> </li> </ul> <p> <b>MariaDB</b> </p> <p>The name of the database to create when the DB instance is created. If this parameter isn't specified, no database is created in the DB instance.</p> <p>Constraints:</p> <ul> <li> <p>Must contain 1 to 64 letters or numbers.</p> </li> <li> <p>Must begin with a letter. Subsequent characters can be letters, underscores, or digits (0-9).</p> </li> <li> <p>Can't be a word reserved by the specified database engine</p> </li> </ul> <p> <b>PostgreSQL</b> </p> <p>The name of the database to create when the DB instance is created. If this parameter isn't specified, a database named <code>postgres</code> is created in the DB instance.</p> <p>Constraints:</p> <ul> <li> <p>Must contain 1 to 63 letters, numbers, or underscores.</p> </li> <li> <p>Must begin with a letter. Subsequent characters can be letters, underscores, or digits (0-9).</p> </li> <li> <p>Can't be a word reserved by the specified database engine</p> </li> </ul> <p> <b>Oracle</b> </p> <p>The Oracle System ID (SID) of the created DB instance. If you specify <code>null</code>, the default value <code>ORCL</code> is used. You can't specify the string NULL, or any other reserved word, for <code>DBName</code>.</p> <p>Default: <code>ORCL</code> </p> <p>Constraints:</p> <ul> <li> <p>Can't be longer than 8 characters</p> </li> </ul> <p> <b>Amazon RDS Custom for Oracle</b> </p> <p>The Oracle System ID (SID) of the created RDS Custom DB instance. If you don't specify a value, the default value is <code>ORCL</code>.</p> <p>Default: <code>ORCL</code> </p> <p>Constraints:</p> <ul> <li> <p>It must contain 1 to 8 alphanumeric characters.</p> </li> <li> <p>It must contain a letter.</p> </li> <li> <p>It can't be a word reserved by the database engine.</p> </li> </ul> <p> <b>Amazon RDS Custom for SQL Server</b> </p> <p>Not applicable. Must be null.</p> <p> <b>SQL Server</b> </p> <p>Not applicable. Must be null.</p> <p> <b>Amazon Aurora MySQL</b> </p> <p>The name of the database to create when the primary DB instance of the Aurora MySQL DB cluster is created. If this parameter isn't specified for an Aurora MySQL DB cluster, no database is created in the DB cluster.</p> <p>Constraints:</p> <ul> <li> <p>It must contain 1 to 64 alphanumeric characters.</p> </li> <li> <p>It can't be a word reserved by the database engine.</p> </li> </ul> <p> <b>Amazon Aurora PostgreSQL</b> </p> <p>The name of the database to create when the primary DB instance of the Aurora PostgreSQL DB cluster is created. If this parameter isn't specified for an Aurora PostgreSQL DB cluster, a database named <code>postgres</code> is created in the DB cluster.</p> <p>Constraints:</p> <ul> <li> <p>It must contain 1 to 63 alphanumeric characters.</p> </li> <li> <p>It must begin with a letter. Subsequent characters can be letters, underscores, or digits (0 to 9).</p> </li> <li> <p>It can't be a word reserved by the database engine.</p> </li> </ul>

<p>The DB instance identifier. This parameter is stored as a lowercase string.</p> <p>Constraints:</p> <ul> <li> <p>Must contain from 1 to 63 letters, numbers, or hyphens.</p> </li> <li> <p>First character must be a letter.</p> </li> <li> <p>Can't end with a hyphen or contain two consecutive hyphens.</p> </li> </ul> <p>Example: <code>mydbinstance</code> </p>

<p>The amount of storage in gibibytes (GiB) to allocate for the DB instance.</p> <p>Type: Integer</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable. Aurora cluster volumes automatically grow as the amount of data in your database increases, though you are only charged for the space that you use in an Aurora cluster volume.</p> <p> <b>Amazon RDS Custom</b> </p> <p>Constraints to the amount of storage for each storage type are the following:</p> <ul> <li> <p>General Purpose (SSD) storage (gp2, gp3): Must be an integer from 40 to 65536 for RDS Custom for Oracle, 16384 for RDS Custom for SQL Server.</p> </li> <li> <p>Provisioned IOPS storage (io1): Must be an integer from 40 to 65536 for RDS Custom for Oracle, 16384 for RDS Custom for SQL Server.</p> </li> </ul> <p> <b>MySQL</b> </p> <p>Constraints to the amount of storage for each storage type are the following:</p> <ul> <li> <p>General Purpose (SSD) storage (gp2, gp3): Must be an integer from 20 to 65536.</p> </li> <li> <p>Provisioned IOPS storage (io1): Must be an integer from 100 to 65536.</p> </li> <li> <p>Magnetic storage (standard): Must be an integer from 5 to 3072.</p> </li> </ul> <p> <b>MariaDB</b> </p> <p>Constraints to the amount of storage for each storage type are the following:</p> <ul> <li> <p>General Purpose (SSD) storage (gp2, gp3): Must be an integer from 20 to 65536.</p> </li> <li> <p>Provisioned IOPS storage (io1): Must be an integer from 100 to 65536.</p> </li> <li> <p>Magnetic storage (standard): Must be an integer from 5 to 3072.</p> </li> </ul> <p> <b>PostgreSQL</b> </p> <p>Constraints to the amount of storage for each storage type are the following:</p> <ul> <li> <p>General Purpose (SSD) storage (gp2, gp3): Must be an integer from 20 to 65536.</p> </li> <li> <p>Provisioned IOPS storage (io1): Must be an integer from 100 to 65536.</p> </li> <li> <p>Magnetic storage (standard): Must be an integer from 5 to 3072.</p> </li> </ul> <p> <b>Oracle</b> </p> <p>Constraints to the amount of storage for each storage type are the following:</p> <ul> <li> <p>General Purpose (SSD) storage (gp2, gp3): Must be an integer from 20 to 65536.</p> </li> <li> <p>Provisioned IOPS storage (io1): Must be an integer from 100 to 65536.</p> </li> <li> <p>Magnetic storage (standard): Must be an integer from 10 to 3072.</p> </li> </ul> <p> <b>SQL Server</b> </p> <p>Constraints to the amount of storage for each storage type are the following:</p> <ul> <li> <p>General Purpose (SSD) storage (gp2, gp3):</p> <ul> <li> <p>Enterprise and Standard editions: Must be an integer from 20 to 16384.</p> </li> <li> <p>Web and Express editions: Must be an integer from 20 to 16384.</p> </li> </ul> </li> <li> <p>Provisioned IOPS storage (io1):</p> <ul> <li> <p>Enterprise and Standard editions: Must be an integer from 100 to 16384.</p> </li> <li> <p>Web and Express editions: Must be an integer from 100 to 16384.</p> </li> </ul> </li> <li> <p>Magnetic storage (standard):</p> <ul> <li> <p>Enterprise and Standard editions: Must be an integer from 20 to 1024.</p> </li> <li> <p>Web and Express editions: Must be an integer from 20 to 1024.</p> </li> </ul> </li> </ul>

The compute and memory capacity of the DB instance, for example db.m5.large. Not all DB instance classes are available in all Amazon Web Services Regions, or for all database engines. For the full list of DB instance classes, and availability for your engine, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/Concepts.DBInstanceClass.html">DB instance classes</a> in the <i>Amazon RDS User Guide</i> or <a href="https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/Concepts.DBInstanceClass.html">Aurora DB instance classes</a> in the <i>Amazon Aurora User Guide</i>.

<p>The name of the database engine to be used for this instance.</p> <p>Not every database engine is available for every Amazon Web Services Region.</p> <p>Valid Values:</p> <ul> <li> <p> <code>aurora-mysql</code> (for Aurora MySQL DB instances)</p> </li> <li> <p> <code>aurora-postgresql</code> (for Aurora PostgreSQL DB instances)</p> </li> <li> <p> <code>custom-oracle-ee (for RDS Custom for Oracle DB instances)</code> </p> </li> <li> <p> <code>custom-oracle-ee-cdb (for RDS Custom for Oracle DB instances)</code> </p> </li> <li> <p> <code>custom-sqlserver-ee (for RDS Custom for SQL Server DB instances)</code> </p> </li> <li> <p> <code>custom-sqlserver-se (for RDS Custom for SQL Server DB instances)</code> </p> </li> <li> <p> <code>custom-sqlserver-web (for RDS Custom for SQL Server DB instances)</code> </p> </li> <li> <p> <code>mariadb</code> </p> </li> <li> <p> <code>mysql</code> </p> </li> <li> <p> <code>oracle-ee</code> </p> </li> <li> <p> <code>oracle-ee-cdb</code> </p> </li> <li> <p> <code>oracle-se2</code> </p> </li> <li> <p> <code>oracle-se2-cdb</code> </p> </li> <li> <p> <code>postgres</code> </p> </li> <li> <p> <code>sqlserver-ee</code> </p> </li> <li> <p> <code>sqlserver-se</code> </p> </li> <li> <p> <code>sqlserver-ex</code> </p> </li> <li> <p> <code>sqlserver-web</code> </p> </li> </ul>

<p>The name for the master user.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable. The name for the master user is managed by the DB cluster.</p> <p> <b>Amazon RDS</b> </p> <p>Constraints:</p> <ul> <li> <p>Required.</p> </li> <li> <p>Must be 1 to 16 letters, numbers, or underscores.</p> </li> <li> <p>First character must be a letter.</p> </li> <li> <p>Can't be a reserved word for the chosen database engine.</p> </li> </ul>

<p>The password for the master user. The password can include any printable ASCII character except "/", """, or "@".</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable. The password for the master user is managed by the DB cluster.</p> <p>Constraints: Can't be specified if <code>ManageMasterUserPassword</code> is turned on.</p> <p> <b>MariaDB</b> </p> <p>Constraints: Must contain from 8 to 41 characters.</p> <p> <b>Microsoft SQL Server</b> </p> <p>Constraints: Must contain from 8 to 128 characters.</p> <p> <b>MySQL</b> </p> <p>Constraints: Must contain from 8 to 41 characters.</p> <p> <b>Oracle</b> </p> <p>Constraints: Must contain from 8 to 30 characters.</p> <p> <b>PostgreSQL</b> </p> <p>Constraints: Must contain from 8 to 128 characters.</p>

<p>A list of DB security groups to associate with this DB instance.</p> <p>This setting applies to the legacy EC2-Classic platform, which is no longer used to create new DB instances. Use the <code>VpcSecurityGroupIds</code> setting instead.</p>

<p>A list of Amazon EC2 VPC security groups to associate with this DB instance.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable. The associated list of EC2 VPC security groups is managed by the DB cluster.</p> <p>Default: The default EC2 VPC security group for the DB subnet group's VPC.</p>

<p>The Availability Zone (AZ) where the database will be created. For information on Amazon Web Services Regions and Availability Zones, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/Concepts.RegionsAndAvailabilityZones.html">Regions and Availability Zones</a>.</p> <p> <b>Amazon Aurora</b> </p> <p>Each Aurora DB cluster hosts copies of its storage in three separate Availability Zones. Specify one of these Availability Zones. Aurora automatically chooses an appropriate Availability Zone if you don't specify one.</p> <p>Default: A random, system-chosen Availability Zone in the endpoint's Amazon Web Services Region.</p> <p>Example: <code>us-east-1d</code> </p> <p>Constraint: The <code>AvailabilityZone</code> parameter can't be specified if the DB instance is a Multi-AZ deployment. The specified Availability Zone must be in the same Amazon Web Services Region as the current endpoint.</p>

<p>A DB subnet group to associate with this DB instance.</p> <p>Constraints: Must match the name of an existing DBSubnetGroup. Must not be default.</p> <p>Example: <code>mydbsubnetgroup</code> </p>

<p>The time range each week during which system maintenance can occur, in Universal Coordinated Time (UTC). For more information, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_UpgradeDBInstance.Maintenance.html#Concepts.DBMaintenance">Amazon RDS Maintenance Window</a>.</p> <p>Format: <code>ddd:hh24:mi-ddd:hh24:mi</code> </p> <p>The default is a 30-minute window selected at random from an 8-hour block of time for each Amazon Web Services Region, occurring on a random day of the week.</p> <p>Valid Days: Mon, Tue, Wed, Thu, Fri, Sat, Sun.</p> <p>Constraints: Minimum 30-minute window.</p>

<p>The name of the DB parameter group to associate with this DB instance. If you do not specify a value, then the default DB parameter group for the specified DB engine and version is used.</p> <p>This setting doesn't apply to RDS Custom.</p> <p>Constraints:</p> <ul> <li> <p>It must be 1 to 255 letters, numbers, or hyphens.</p> </li> <li> <p>The first character must be a letter.</p> </li> <li> <p>It can't end with a hyphen or contain two consecutive hyphens.</p> </li> </ul>

<p>The number of days for which automated backups are retained. Setting this parameter to a positive number enables backups. Setting this parameter to 0 disables automated backups.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable. The retention period for automated backups is managed by the DB cluster.</p> <p>Default: 1</p> <p>Constraints:</p> <ul> <li> <p>Must be a value from 0 to 35</p> </li> <li> <p>Can't be set to 0 if the DB instance is a source to read replicas</p> </li> <li> <p>Can't be set to 0 for an RDS Custom for Oracle DB instance</p> </li> </ul>

<p>The daily time range during which automated backups are created if automated backups are enabled, using the <code>BackupRetentionPeriod</code> parameter. The default is a 30-minute window selected at random from an 8-hour block of time for each Amazon Web Services Region. For more information, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_WorkingWithAutomatedBackups.html#USER_WorkingWithAutomatedBackups.BackupWindow">Backup window</a> in the <i>Amazon RDS User Guide</i>.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable. The daily time range for creating automated backups is managed by the DB cluster.</p> <p>Constraints:</p> <ul> <li> <p>Must be in the format <code>hh24:mi-hh24:mi</code>.</p> </li> <li> <p>Must be in Universal Coordinated Time (UTC).</p> </li> <li> <p>Must not conflict with the preferred maintenance window.</p> </li> <li> <p>Must be at least 30 minutes.</p> </li> </ul>

<p>The port number on which the database accepts connections.</p> <p> <b>MySQL</b> </p> <p>Default: <code>3306</code> </p> <p>Valid values: <code>1150-65535</code> </p> <p>Type: Integer</p> <p> <b>MariaDB</b> </p> <p>Default: <code>3306</code> </p> <p>Valid values: <code>1150-65535</code> </p> <p>Type: Integer</p> <p> <b>PostgreSQL</b> </p> <p>Default: <code>5432</code> </p> <p>Valid values: <code>1150-65535</code> </p> <p>Type: Integer</p> <p> <b>Oracle</b> </p> <p>Default: <code>1521</code> </p> <p>Valid values: <code>1150-65535</code> </p> <p> <b>SQL Server</b> </p> <p>Default: <code>1433</code> </p> <p>Valid values: <code>1150-65535</code> except <code>1234</code>, <code>1434</code>, <code>3260</code>, <code>3343</code>, <code>3389</code>, <code>47001</code>, and <code>49152-49156</code>.</p> <p> <b>Amazon Aurora</b> </p> <p>Default: <code>3306</code> </p> <p>Valid values: <code>1150-65535</code> </p> <p>Type: Integer</p>

<p>A value that indicates whether the DB instance is a Multi-AZ deployment. You can't set the <code>AvailabilityZone</code> parameter if the DB instance is a Multi-AZ deployment.</p> <p>This setting doesn't apply to RDS Custom.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable. DB instance Availability Zones (AZs) are managed by the DB cluster.</p>

<p>The version number of the database engine to use.</p> <p>For a list of valid engine versions, use the <code>DescribeDBEngineVersions</code> operation.</p> <p>The following are the database engines and links to information about the major and minor versions that are available with Amazon RDS. Not every database engine is available for every Amazon Web Services Region.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable. The version number of the database engine to be used by the DB instance is managed by the DB cluster.</p> <p> <b>Amazon RDS Custom for Oracle</b> </p> <p>A custom engine version (CEV) that you have previously created. This setting is required for RDS Custom for Oracle. The CEV name has the following format: 19.<i>customized_string</i>. A valid CEV name is <code>19.my_cev1</code>. For more information, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/custom-creating.html#custom-creating.create"> Creating an RDS Custom for Oracle DB instance</a> in the <i>Amazon RDS User Guide</i>.</p> <p> <b>Amazon RDS Custom for SQL Server</b> </p> <p>See <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/custom-reqs-limits-MS.html">RDS Custom for SQL Server general requirements</a> in the <i>Amazon RDS User Guide</i>.</p> <p> <b>MariaDB</b> </p> <p>For information, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/CHAP_MariaDB.html#MariaDB.Concepts.VersionMgmt">MariaDB on Amazon RDS Versions</a> in the <i>Amazon RDS User Guide</i>.</p> <p> <b>Microsoft SQL Server</b> </p> <p>For information, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/CHAP_SQLServer.html#SQLServer.Concepts.General.VersionSupport">Microsoft SQL Server Versions on Amazon RDS</a> in the <i>Amazon RDS User Guide</i>.</p> <p> <b>MySQL</b> </p> <p>For information, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/CHAP_MySQL.html#MySQL.Concepts.VersionMgmt">MySQL on Amazon RDS Versions</a> in the <i>Amazon RDS User Guide</i>.</p> <p> <b>Oracle</b> </p> <p>For information, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/Appendix.Oracle.PatchComposition.html">Oracle Database Engine Release Notes</a> in the <i>Amazon RDS User Guide</i>.</p> <p> <b>PostgreSQL</b> </p> <p>For information, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/CHAP_PostgreSQL.html#PostgreSQL.Concepts">Amazon RDS for PostgreSQL versions and extensions</a> in the <i>Amazon RDS User Guide</i>.</p>

<p>A value that indicates whether minor engine upgrades are applied automatically to the DB instance during the maintenance window. By default, minor engine upgrades are applied automatically.</p> <p>If you create an RDS Custom DB instance, you must set <code>AutoMinorVersionUpgrade</code> to <code>false</code>.</p>

<p>License model information for this DB instance.</p> <p>Valid values: <code>license-included</code> | <code>bring-your-own-license</code> | <code>general-public-license</code> </p> <p>This setting doesn't apply to RDS Custom.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable.</p>

<p>The amount of Provisioned IOPS (input/output operations per second) to be initially allocated for the DB instance. For information about valid IOPS values, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/CHAP_Storage.html">Amazon RDS DB instance storage</a> in the <i>Amazon RDS User Guide</i>.</p> <p>Constraints: For MariaDB, MySQL, Oracle, and PostgreSQL DB instances, must be a multiple between .5 and 50 of the storage amount for the DB instance. For SQL Server DB instances, must be a multiple between 1 and 50 of the storage amount for the DB instance.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable. Storage is managed by the DB cluster.</p>

<p>A value that indicates that the DB instance should be associated with the specified option group.</p> <p>Permanent options, such as the TDE option for Oracle Advanced Security TDE, can't be removed from an option group. Also, that option group can't be removed from a DB instance after it is associated with a DB instance.</p> <p>This setting doesn't apply to RDS Custom.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable.</p>

<p>For supported engines, this value indicates that the DB instance should be associated with the specified <code>CharacterSet</code>.</p> <p>This setting doesn't apply to RDS Custom. However, if you need to change the character set, you can change it on the database itself.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable. The character set is managed by the DB cluster. For more information, see <code>CreateDBCluster</code>.</p>

<p>The name of the NCHAR character set for the Oracle DB instance.</p> <p>This parameter doesn't apply to RDS Custom.</p>

<p>A value that indicates whether the DB instance is publicly accessible.</p> <p>When the DB instance is publicly accessible, its Domain Name System (DNS) endpoint resolves to the private IP address from within the DB instance's virtual private cloud (VPC). It resolves to the public IP address from outside of the DB instance's VPC. Access to the DB instance is ultimately controlled by the security group it uses. That public access is not permitted if the security group assigned to the DB instance doesn't permit it.</p> <p>When the DB instance isn't publicly accessible, it is an internal DB instance with a DNS name that resolves to a private IP address.</p> <p>Default: The default behavior varies depending on whether <code>DBSubnetGroupName</code> is specified.</p> <p>If <code>DBSubnetGroupName</code> isn't specified, and <code>PubliclyAccessible</code> isn't specified, the following applies:</p> <ul> <li> <p>If the default VPC in the target Region doesn’t have an internet gateway attached to it, the DB instance is private.</p> </li> <li> <p>If the default VPC in the target Region has an internet gateway attached to it, the DB instance is public.</p> </li> </ul> <p>If <code>DBSubnetGroupName</code> is specified, and <code>PubliclyAccessible</code> isn't specified, the following applies:</p> <ul> <li> <p>If the subnets are part of a VPC that doesn’t have an internet gateway attached to it, the DB instance is private.</p> </li> <li> <p>If the subnets are part of a VPC that has an internet gateway attached to it, the DB instance is public.</p> </li> </ul>

Tags to assign to the DB instance.

<p>The identifier of the DB cluster that the instance will belong to.</p> <p>This setting doesn't apply to RDS Custom.</p>

<p>Specifies the storage type to be associated with the DB instance.</p> <p>Valid values: <code>gp2 | gp3 | io1 | standard</code> </p> <p>If you specify <code>io1</code> or <code>gp3</code>, you must also include a value for the <code>Iops</code> parameter.</p> <p>Default: <code>io1</code> if the <code>Iops</code> parameter is specified, otherwise <code>gp2</code> </p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable. Storage is managed by the DB cluster.</p>

<p>The ARN from the key store with which to associate the instance for TDE encryption.</p> <p>This setting doesn't apply to RDS Custom.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable.</p>

<p>The password for the given ARN from the key store in order to access the device.</p> <p>This setting doesn't apply to RDS Custom.</p>

<p>A value that indicates whether the DB instance is encrypted. By default, it isn't encrypted.</p> <p>For RDS Custom instances, either set this parameter to <code>true</code> or leave it unset. If you set this parameter to <code>false</code>, RDS reports an error.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable. The encryption for DB instances is managed by the DB cluster.</p>

<p>The Amazon Web Services KMS key identifier for an encrypted DB instance.</p> <p>The Amazon Web Services KMS key identifier is the key ARN, key ID, alias ARN, or alias name for the KMS key. To use a KMS key in a different Amazon Web Services account, specify the key ARN or alias ARN.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable. The Amazon Web Services KMS key identifier is managed by the DB cluster. For more information, see <code>CreateDBCluster</code>.</p> <p>If <code>StorageEncrypted</code> is enabled, and you do not specify a value for the <code>KmsKeyId</code> parameter, then Amazon RDS uses your default KMS key. There is a default KMS key for your Amazon Web Services account. Your Amazon Web Services account has a different default KMS key for each Amazon Web Services Region.</p> <p> <b>Amazon RDS Custom</b> </p> <p>A KMS key is required for RDS Custom instances. For most RDS engines, if you leave this parameter empty while enabling <code>StorageEncrypted</code>, the engine uses the default KMS key. However, RDS Custom doesn't use the default key when this parameter is empty. You must explicitly specify a key.</p>

<p>The Active Directory directory ID to create the DB instance in. Currently, only MySQL, Microsoft SQL Server, Oracle, and PostgreSQL DB instances can be created in an Active Directory Domain.</p> <p>For more information, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/kerberos-authentication.html"> Kerberos Authentication</a> in the <i>Amazon RDS User Guide</i>.</p> <p>This setting doesn't apply to RDS Custom.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable. The domain is managed by the DB cluster.</p>

<p>A value that indicates whether to copy tags from the DB instance to snapshots of the DB instance. By default, tags are not copied.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable. Copying tags to snapshots is managed by the DB cluster. Setting this value for an Aurora DB instance has no effect on the DB cluster setting.</p>

<p>The interval, in seconds, between points when Enhanced Monitoring metrics are collected for the DB instance. To disable collection of Enhanced Monitoring metrics, specify 0. The default is 0.</p> <p>If <code>MonitoringRoleArn</code> is specified, then you must set <code>MonitoringInterval</code> to a value other than 0.</p> <p>This setting doesn't apply to RDS Custom.</p> <p>Valid Values: <code>0, 1, 5, 10, 15, 30, 60</code> </p>

<p>The ARN for the IAM role that permits RDS to send enhanced monitoring metrics to Amazon CloudWatch Logs. For example, <code>arn:aws:iam:123456789012:role/emaccess</code>. For information on creating a monitoring role, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_Monitoring.OS.html#USER_Monitoring.OS.Enabling">Setting Up and Enabling Enhanced Monitoring</a> in the <i>Amazon RDS User Guide</i>.</p> <p>If <code>MonitoringInterval</code> is set to a value other than 0, then you must supply a <code>MonitoringRoleArn</code> value.</p> <p>This setting doesn't apply to RDS Custom.</p>

<p>Specify the name of the IAM role to be used when making API calls to the Directory Service.</p> <p>This setting doesn't apply to RDS Custom.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable. The domain is managed by the DB cluster.</p>

<p>A value that specifies the order in which an Aurora Replica is promoted to the primary instance after a failure of the existing primary instance. For more information, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/Aurora.Managing.Backups.html#Aurora.Managing.FaultTolerance"> Fault Tolerance for an Aurora DB Cluster</a> in the <i>Amazon Aurora User Guide</i>.</p> <p>This setting doesn't apply to RDS Custom.</p> <p>Default: 1</p> <p>Valid Values: 0 - 15</p>

The time zone of the DB instance. The time zone parameter is currently supported only by <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/CHAP_SQLServer.html#SQLServer.Concepts.General.TimeZone">Microsoft SQL Server</a>.

<p>A value that indicates whether to enable mapping of Amazon Web Services Identity and Access Management (IAM) accounts to database accounts. By default, mapping isn't enabled.</p> <p>For more information, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/UsingWithRDS.IAMDBAuth.html"> IAM Database Authentication for MySQL and PostgreSQL</a> in the <i>Amazon RDS User Guide</i>.</p> <p>This setting doesn't apply to RDS Custom.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable. Mapping Amazon Web Services IAM accounts to database accounts is managed by the DB cluster.</p>

<p>A value that indicates whether to enable Performance Insights for the DB instance. For more information, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_PerfInsights.html">Using Amazon Performance Insights</a> in the <i>Amazon RDS User Guide</i>.</p> <p>This setting doesn't apply to RDS Custom.</p>

<p>The Amazon Web Services KMS key identifier for encryption of Performance Insights data.</p> <p>The Amazon Web Services KMS key identifier is the key ARN, key ID, alias ARN, or alias name for the KMS key.</p> <p>If you do not specify a value for <code>PerformanceInsightsKMSKeyId</code>, then Amazon RDS uses your default KMS key. There is a default KMS key for your Amazon Web Services account. Your Amazon Web Services account has a different default KMS key for each Amazon Web Services Region.</p> <p>This setting doesn't apply to RDS Custom.</p>

<p>The number of days to retain Performance Insights data. The default is 7 days. The following values are valid:</p> <ul> <li> <p>7</p> </li> <li> <p> <i>month</i> * 31, where <i>month</i> is a number of months from 1-23</p> </li> <li> <p>731</p> </li> </ul> <p>For example, the following values are valid:</p> <ul> <li> <p>93 (3 months * 31)</p> </li> <li> <p>341 (11 months * 31)</p> </li> <li> <p>589 (19 months * 31)</p> </li> <li> <p>731</p> </li> </ul> <p>If you specify a retention period such as 94, which isn't a valid value, RDS issues an error.</p> <p>This setting doesn't apply to RDS Custom.</p>

<p>The list of log types that need to be enabled for exporting to CloudWatch Logs. The values in the list depend on the DB engine. For more information, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_LogAccess.html#USER_LogAccess.Procedural.UploadtoCloudWatch"> Publishing Database Logs to Amazon CloudWatch Logs</a> in the <i>Amazon RDS User Guide</i>.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable. CloudWatch Logs exports are managed by the DB cluster.</p> <p> <b>RDS Custom</b> </p> <p>Not applicable.</p> <p> <b>MariaDB</b> </p> <p>Possible values are <code>audit</code>, <code>error</code>, <code>general</code>, and <code>slowquery</code>.</p> <p> <b>Microsoft SQL Server</b> </p> <p>Possible values are <code>agent</code> and <code>error</code>.</p> <p> <b>MySQL</b> </p> <p>Possible values are <code>audit</code>, <code>error</code>, <code>general</code>, and <code>slowquery</code>.</p> <p> <b>Oracle</b> </p> <p>Possible values are <code>alert</code>, <code>audit</code>, <code>listener</code>, <code>trace</code>, and <code>oemagent</code>.</p> <p> <b>PostgreSQL</b> </p> <p>Possible values are <code>postgresql</code> and <code>upgrade</code>.</p>

<p>The number of CPU cores and the number of threads per core for the DB instance class of the DB instance.</p> <p>This setting doesn't apply to RDS Custom.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable.</p>

<p>A value that indicates whether the DB instance has deletion protection enabled. The database can't be deleted when deletion protection is enabled. By default, deletion protection isn't enabled. For more information, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_DeleteInstance.html"> Deleting a DB Instance</a>.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable. You can enable or disable deletion protection for the DB cluster. For more information, see <code>CreateDBCluster</code>. DB instances in a DB cluster can be deleted even when deletion protection is enabled for the DB cluster.</p>

<p>The upper limit in gibibytes (GiB) to which Amazon RDS can automatically scale the storage of the DB instance.</p> <p>For more information about this setting, including limitations that apply to it, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_PIOPS.StorageTypes.html#USER_PIOPS.Autoscaling"> Managing capacity automatically with Amazon RDS storage autoscaling</a> in the <i>Amazon RDS User Guide</i>.</p> <p>This setting doesn't apply to RDS Custom.</p> <p> <b>Amazon Aurora</b> </p> <p>Not applicable. Storage is managed by the DB cluster.</p>

<p>A value that indicates whether to enable a customer-owned IP address (CoIP) for an RDS on Outposts DB instance.</p> <p>A <i>CoIP</i> provides local or external connectivity to resources in your Outpost subnets through your on-premises network. For some use cases, a CoIP can provide lower latency for connections to the DB instance from outside of its virtual private cloud (VPC) on your local network.</p> <p>For more information about RDS on Outposts, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/rds-on-outposts.html">Working with Amazon RDS on Amazon Web Services Outposts</a> in the <i>Amazon RDS User Guide</i>.</p> <p>For more information about CoIPs, see <a href="https://docs.aws.amazon.com/outposts/latest/userguide/routing.html#ip-addressing">Customer-owned IP addresses</a> in the <i>Amazon Web Services Outposts User Guide</i>.</p>

<p>The instance profile associated with the underlying Amazon EC2 instance of an RDS Custom DB instance. The instance profile must meet the following requirements:</p> <ul> <li> <p>The profile must exist in your account.</p> </li> <li> <p>The profile must have an IAM role that Amazon EC2 has permissions to assume.</p> </li> <li> <p>The instance profile name and the associated IAM role name must start with the prefix <code>AWSRDSCustom</code>.</p> </li> </ul> <p>For the list of permissions required for the IAM role, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/custom-setup-orcl.html#custom-setup-orcl.iam-vpc"> Configure IAM and your VPC</a> in the <i>Amazon RDS User Guide</i>.</p> <p>This setting is required for RDS Custom.</p>

<p>Specifies where automated backups and manual snapshots are stored.</p> <p>Possible values are <code>outposts</code> (Amazon Web Services Outposts) and <code>region</code> (Amazon Web Services Region). The default is <code>region</code>.</p> <p>For more information, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/rds-on-outposts.html">Working with Amazon RDS on Amazon Web Services Outposts</a> in the <i>Amazon RDS User Guide</i>.</p>

<p>The network type of the DB instance.</p> <p>Valid values:</p> <ul> <li> <p> <code>IPV4</code> </p> </li> <li> <p> <code>DUAL</code> </p> </li> </ul> <p>The network type is determined by the <code>DBSubnetGroup</code> specified for the DB instance. A <code>DBSubnetGroup</code> can support only the IPv4 protocol or the IPv4 and the IPv6 protocols (<code>DUAL</code>).</p> <p>For more information, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_VPC.WorkingWithRDSInstanceinaVPC.html"> Working with a DB instance in a VPC</a> in the <i>Amazon RDS User Guide.</i> </p>

<p>Specifies the storage throughput value for the DB instance.</p> <p>This setting applies only to the <code>gp3</code> storage type.</p> <p>This setting doesn't apply to RDS Custom or Amazon Aurora.</p>

<p>A value that indicates whether to manage the master user password with Amazon Web Services Secrets Manager.</p> <p>For more information, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/rds-secrets-manager.html">Password management with Amazon Web Services Secrets Manager</a> in the <i>Amazon RDS User Guide.</i> </p> <p>Constraints:</p> <ul> <li> <p>Can't manage the master user password with Amazon Web Services Secrets Manager if <code>MasterUserPassword</code> is specified.</p> </li> </ul>

<p>The Amazon Web Services KMS key identifier to encrypt a secret that is automatically generated and managed in Amazon Web Services Secrets Manager.</p> <p>This setting is valid only if the master user password is managed by RDS in Amazon Web Services Secrets Manager for the DB instance.</p> <p>The Amazon Web Services KMS key identifier is the key ARN, key ID, alias ARN, or alias name for the KMS key. To use a KMS key in a different Amazon Web Services account, specify the key ARN or alias ARN.</p> <p>If you don't specify <code>MasterUserSecretKmsKeyId</code>, then the <code>aws/secretsmanager</code> KMS key is used to encrypt the secret. If the secret is in a different Amazon Web Services account, then you can't use the <code>aws/secretsmanager</code> KMS key to encrypt the secret, and you must use a customer managed KMS key.</p> <p>There is a default KMS key for your Amazon Web Services account. Your Amazon Web Services account has a different default KMS key for each Amazon Web Services Region.</p>

<p>Specifies the CA certificate identifier to use for the DB instance’s server certificate.</p> <p>This setting doesn't apply to RDS Custom.</p> <p>For more information, see <a href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/UsingWithRDS.SSL.html">Using SSL/TLS to encrypt a connection to a DB instance</a> in the <i>Amazon RDS User Guide</i> and <a href="https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/UsingWithRDS.SSL.html"> Using SSL/TLS to encrypt a connection to a DB cluster</a> in the <i>Amazon Aurora User Guide</i>.</p>