# Amazon ElastiCache API Reference > Amazon ElastiCache is a web service that makes it easier to set up, operate, and scale a distributed cache in the cloud. - [Welcome](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/Welcome.md) - [Common Parameters](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/CommonParameters.md) - [Common Error Types](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/CommonErrors.md) ## [Actions](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_Operations.md) - [AddTagsToResource](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_AddTagsToResource.md): A tag is a key-value pair where the key and value are case-sensitive. - [AuthorizeCacheSecurityGroupIngress](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_AuthorizeCacheSecurityGroupIngress.md): Allows network ingress to a cache security group. - [BatchApplyUpdateAction](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_BatchApplyUpdateAction.md): Apply the service update. - [BatchStopUpdateAction](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_BatchStopUpdateAction.md): Stop the service update. - [CompleteMigration](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CompleteMigration.md): Completes the migration of data. - [CopyServerlessCacheSnapshot](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CopyServerlessCacheSnapshot.md): Creates a copy of an existing serverless cache’s snapshot. - [CopySnapshot](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CopySnapshot.md): Makes a copy of an existing snapshot. - [CreateCacheCluster](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CreateCacheCluster.md): Creates a cluster. - [CreateCacheParameterGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CreateCacheParameterGroup.md): Creates a new Amazon ElastiCache cache parameter group. - [CreateCacheSecurityGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CreateCacheSecurityGroup.md): Creates a new cache security group. - [CreateCacheSubnetGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CreateCacheSubnetGroup.md): Creates a new cache subnet group. - [CreateGlobalReplicationGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CreateGlobalReplicationGroup.md): Global Datastore offers fully managed, fast, reliable and secure cross-region replication. - [CreateReplicationGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CreateReplicationGroup.md): Creates a Valkey or Redis OSS (cluster mode disabled) or a Valkey or Redis OSS (cluster mode enabled) replication group. - [CreateServerlessCache](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CreateServerlessCache.md): Creates a serverless cache. - [CreateServerlessCacheSnapshot](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CreateServerlessCacheSnapshot.md): This API creates a copy of an entire ServerlessCache at a specific moment in time. - [CreateSnapshot](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CreateSnapshot.md): Creates a copy of an entire cluster or replication group at a specific moment in time. - [CreateUser](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CreateUser.md): For Valkey engine version 7.2 onwards and Redis OSS 6.0 to 7.1: Creates a user. - [CreateUserGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CreateUserGroup.md): For Valkey engine version 7.2 onwards and Redis OSS 6.0 to 7.1: Creates a user group. - [DecreaseNodeGroupsInGlobalReplicationGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DecreaseNodeGroupsInGlobalReplicationGroup.md): Decreases the number of node groups in a Global datastore - [DecreaseReplicaCount](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DecreaseReplicaCount.md): Dynamically decreases the number of replicas in a Valkey or Redis OSS (cluster mode disabled) replication group or the number of replica nodes in one or more node groups (shards) of a Valkey or Redis OSS (cluster mode enabled) replication group. - [DeleteCacheCluster](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DeleteCacheCluster.md): Deletes a previously provisioned cluster. - [DeleteCacheParameterGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DeleteCacheParameterGroup.md): Deletes the specified cache parameter group. - [DeleteCacheSecurityGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DeleteCacheSecurityGroup.md): Deletes a cache security group. - [DeleteCacheSubnetGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DeleteCacheSubnetGroup.md): Deletes a cache subnet group. - [DeleteGlobalReplicationGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DeleteGlobalReplicationGroup.md): Deleting a Global datastore is a two-step process: - [DeleteReplicationGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DeleteReplicationGroup.md): Deletes an existing replication group. - [DeleteServerlessCache](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DeleteServerlessCache.md): Deletes a specified existing serverless cache. - [DeleteServerlessCacheSnapshot](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DeleteServerlessCacheSnapshot.md): Deletes an existing serverless cache snapshot. - [DeleteSnapshot](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DeleteSnapshot.md): Deletes an existing snapshot. - [DeleteUser](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DeleteUser.md): For Valkey engine version 7.2 onwards and Redis OSS 6.0 onwards: Deletes a user. - [DeleteUserGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DeleteUserGroup.md): For Valkey engine version 7.2 onwards and Redis OSS 6.0 onwards: Deletes a user group. - [DescribeCacheClusters](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DescribeCacheClusters.md): Returns information about all provisioned clusters if no cluster identifier is specified, or about a specific cache cluster if a cluster identifier is supplied. - [DescribeCacheEngineVersions](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DescribeCacheEngineVersions.md): Returns a list of the available cache engines and their versions. - [DescribeCacheParameterGroups](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DescribeCacheParameterGroups.md): Returns a list of cache parameter group descriptions. - [DescribeCacheParameters](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DescribeCacheParameters.md): Returns the detailed parameter list for a particular cache parameter group. - [DescribeCacheSecurityGroups](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DescribeCacheSecurityGroups.md): Returns a list of cache security group descriptions. - [DescribeCacheSubnetGroups](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DescribeCacheSubnetGroups.md): Returns a list of cache subnet group descriptions. - [DescribeEngineDefaultParameters](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DescribeEngineDefaultParameters.md): Returns the default engine and system parameter information for the specified cache engine. - [DescribeEvents](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DescribeEvents.md): Returns events related to clusters, cache security groups, and cache parameter groups. - [DescribeGlobalReplicationGroups](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DescribeGlobalReplicationGroups.md): Returns information about a particular global replication group. - [DescribeReplicationGroups](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DescribeReplicationGroups.md): Returns information about a particular replication group. - [DescribeReservedCacheNodes](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DescribeReservedCacheNodes.md): Returns information about reserved cache nodes for this account, or about a specified reserved cache node. - [DescribeReservedCacheNodesOfferings](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DescribeReservedCacheNodesOfferings.md): Lists available reserved cache node offerings. - [DescribeServerlessCaches](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DescribeServerlessCaches.md): Returns information about a specific serverless cache. - [DescribeServerlessCacheSnapshots](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DescribeServerlessCacheSnapshots.md): Returns information about serverless cache snapshots. - [DescribeServiceUpdates](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DescribeServiceUpdates.md): Returns details of the service updates - [DescribeSnapshots](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DescribeSnapshots.md): Returns information about cluster or replication group snapshots. - [DescribeUpdateActions](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DescribeUpdateActions.md): Returns details of the update actions - [DescribeUserGroups](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DescribeUserGroups.md): Returns a list of user groups. - [DescribeUsers](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DescribeUsers.md): Returns a list of users. - [DisassociateGlobalReplicationGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DisassociateGlobalReplicationGroup.md): Remove a secondary cluster from the Global datastore using the Global datastore name. - [ExportServerlessCacheSnapshot](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ExportServerlessCacheSnapshot.md): Provides the functionality to export the serverless cache snapshot data to Amazon S3. - [FailoverGlobalReplicationGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_FailoverGlobalReplicationGroup.md): Used to failover the primary region to a secondary region. - [IncreaseNodeGroupsInGlobalReplicationGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_IncreaseNodeGroupsInGlobalReplicationGroup.md): Increase the number of node groups in the Global datastore - [IncreaseReplicaCount](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_IncreaseReplicaCount.md): Dynamically increases the number of replicas in a Valkey or Redis OSS (cluster mode disabled) replication group or the number of replica nodes in one or more node groups (shards) of a Valkey or Redis OSS (cluster mode enabled) replication group. - [ListAllowedNodeTypeModifications](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ListAllowedNodeTypeModifications.md): Lists all available node types that you can scale with your cluster's replication group's current node type. - [ListTagsForResource](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ListTagsForResource.md): Lists all tags currently on a named resource. - [ModifyCacheCluster](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ModifyCacheCluster.md): Modifies the settings for a cluster. - [ModifyCacheParameterGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ModifyCacheParameterGroup.md): Modifies the parameters of a cache parameter group. - [ModifyCacheSubnetGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ModifyCacheSubnetGroup.md): Modifies an existing cache subnet group. - [ModifyGlobalReplicationGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ModifyGlobalReplicationGroup.md): Modifies the settings for a Global datastore. - [ModifyReplicationGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ModifyReplicationGroup.md): Modifies the settings for a replication group. - [ModifyReplicationGroupShardConfiguration](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ModifyReplicationGroupShardConfiguration.md): Modifies a replication group's shards (node groups) by allowing you to add shards, remove shards, or rebalance the keyspaces among existing shards. - [ModifyServerlessCache](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ModifyServerlessCache.md): This API modifies the attributes of a serverless cache. - [ModifyUser](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ModifyUser.md): Changes user password(s) and/or access string. - [ModifyUserGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ModifyUserGroup.md): Changes the list of users that belong to the user group. - [PrepareMigration](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_PrepareMigration.md): Prepares the serverless cache for data migration by validating the configuration and setting up the migration resources. - [PurchaseReservedCacheNodesOffering](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_PurchaseReservedCacheNodesOffering.md): Allows you to purchase a reserved cache node offering. - [RebalanceSlotsInGlobalReplicationGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_RebalanceSlotsInGlobalReplicationGroup.md): Redistribute slots to ensure uniform distribution across existing shards in the cluster. - [RebootCacheCluster](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_RebootCacheCluster.md): Reboots some, or all, of the cache nodes within a provisioned cluster. - [RemoveTagsFromResource](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_RemoveTagsFromResource.md): Removes the tags identified by the TagKeys list from the named resource. - [ResetCacheParameterGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ResetCacheParameterGroup.md): Modifies the parameters of a cache parameter group to the engine or system default value. - [RevokeCacheSecurityGroupIngress](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_RevokeCacheSecurityGroupIngress.md): Revokes ingress from a cache security group. - [StartMigration](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_StartMigration.md): Starts the migration of data. - [StopMigration](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_StopMigration.md): Stops an ongoing data sync between the source and the serverless cache. - [TestFailover](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_TestFailover.md): Represents the input of a TestFailover operation which tests automatic failover on a specified node group (called shard in the console) in a replication group (called cluster in the console). - [TestMigration](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_TestMigration.md): Async API to test connection between source and target replication group. ## [Data Types](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_Types.md) - [Authentication](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_Authentication.md): Indicates whether the user requires a password to authenticate. - [AuthenticationMode](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_AuthenticationMode.md): Specifies the authentication mode to use. - [AvailabilityZone](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_AvailabilityZone.md): Describes an Availability Zone in which the cluster is launched. - [CacheCluster](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CacheCluster.md): Contains all of the attributes of a specific cluster. - [CacheEngineVersion](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CacheEngineVersion.md): Provides all of the details about a particular cache engine version. - [CacheNode](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CacheNode.md): Represents an individual cache node within a cluster. - [CacheNodeTypeSpecificParameter](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CacheNodeTypeSpecificParameter.md): A parameter that has a different value for each cache node type it is applied to. - [CacheNodeTypeSpecificValue](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CacheNodeTypeSpecificValue.md): A value that applies only to a certain cache node type. - [CacheNodeUpdateStatus](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CacheNodeUpdateStatus.md): The status of the service update on the cache node - [CacheParameterGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CacheParameterGroup.md): Represents the output of a CreateCacheParameterGroup operation. - [CacheParameterGroupStatus](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CacheParameterGroupStatus.md): Status of the cache parameter group. - [CacheSecurityGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CacheSecurityGroup.md): Represents the output of one of the following operations: - [CacheSecurityGroupMembership](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CacheSecurityGroupMembership.md): Represents a cluster's status within a particular cache security group. - [CacheSubnetGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CacheSubnetGroup.md): Represents the output of one of the following operations: - [CacheUsageLimits](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CacheUsageLimits.md): The usage limits for storage and ElastiCache Processing Units for the cache. - [CloudWatchLogsDestinationDetails](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CloudWatchLogsDestinationDetails.md): The configuration details of the CloudWatch Logs destination. - [ConfigureShard](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ConfigureShard.md): Node group (shard) configuration options when adding or removing replicas. - [CustomerNodeEndpoint](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CustomerNodeEndpoint.md): The endpoint from which data should be migrated. - [DataStorage](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DataStorage.md): The data storage limit. - [DestinationDetails](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_DestinationDetails.md): Configuration details of either a CloudWatch Logs destination or Kinesis Data Firehose destination. - [EC2SecurityGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_EC2SecurityGroup.md): Provides ownership and status information for an Amazon EC2 security group. - [ECPUPerSecond](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ECPUPerSecond.md): The configuration for the number of ElastiCache Processing Units (ECPU) the cache can consume per second. - [Endpoint](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_Endpoint.md): Represents the information required for client programs to connect to a cache node. - [EngineDefaults](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_EngineDefaults.md): Represents the output of a DescribeEngineDefaultParameters operation. - [Event](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_Event.md): Represents a single occurrence of something interesting within the system. - [Filter](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_Filter.md): Used to streamline results of a search based on the property being filtered. - [GlobalNodeGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_GlobalNodeGroup.md): Indicates the slot configuration and global identifier for a slice group. - [GlobalReplicationGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_GlobalReplicationGroup.md): Consists of a primary cluster that accepts writes and an associated secondary cluster that resides in a different Amazon region. - [GlobalReplicationGroupInfo](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_GlobalReplicationGroupInfo.md): The name of the Global datastore and role of this replication group in the Global datastore. - [GlobalReplicationGroupMember](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_GlobalReplicationGroupMember.md): A member of a Global datastore. - [KinesisFirehoseDestinationDetails](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_KinesisFirehoseDestinationDetails.md): The configuration details of the Kinesis Data Firehose destination. - [LogDeliveryConfiguration](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_LogDeliveryConfiguration.md): Returns the destination, format and type of the logs. - [LogDeliveryConfigurationRequest](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_LogDeliveryConfigurationRequest.md): Specifies the destination, format and type of the logs. - [MigrationSummary](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_MigrationSummary.md): Provides a summary of the current migration status for a serverless cache. - [NodeGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_NodeGroup.md): Represents a collection of cache nodes in a replication group. - [NodeGroupConfiguration](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_NodeGroupConfiguration.md): Node group (shard) configuration options. - [NodeGroupMember](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_NodeGroupMember.md): Represents a single node within a node group (shard). - [NodeGroupMemberUpdateStatus](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_NodeGroupMemberUpdateStatus.md): The status of the service update on the node group member - [NodeGroupUpdateStatus](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_NodeGroupUpdateStatus.md): The status of the service update on the node group - [NodeSnapshot](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_NodeSnapshot.md): Represents an individual cache node in a snapshot of a cluster. - [NotificationConfiguration](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_NotificationConfiguration.md): Describes a notification topic and its status. - [Parameter](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_Parameter.md): Describes an individual setting that controls some aspect of ElastiCache behavior. - [ParameterNameValue](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ParameterNameValue.md): Describes a name-value pair that is used to update the value of a parameter. - [PendingLogDeliveryConfiguration](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_PendingLogDeliveryConfiguration.md): The log delivery configurations being modified - [PendingModifiedValues](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_PendingModifiedValues.md): A group of settings that are applied to the cluster in the future, or that are currently being applied. - [ProcessedUpdateAction](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ProcessedUpdateAction.md): Update action that has been processed for the corresponding apply/stop request - [RecurringCharge](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_RecurringCharge.md): Contains the specific price and frequency of a recurring charges for a reserved cache node, or for a reserved cache node offering. - [RegionalConfiguration](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_RegionalConfiguration.md): A list of the replication groups - [ReplicationGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ReplicationGroup.md): Contains all of the attributes of a specific Valkey or Redis OSS replication group. - [ReplicationGroupPendingModifiedValues](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ReplicationGroupPendingModifiedValues.md): The settings to be applied to the Valkey or Redis OSS replication group, either immediately or during the next maintenance window. - [ReservedCacheNode](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ReservedCacheNode.md): Represents the output of a PurchaseReservedCacheNodesOffering operation. - [ReservedCacheNodesOffering](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ReservedCacheNodesOffering.md): Describes all of the attributes of a reserved cache node offering. - [ReshardingConfiguration](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ReshardingConfiguration.md): A list of PreferredAvailabilityZones objects that specifies the configuration of a node group in the resharded cluster. - [ReshardingStatus](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ReshardingStatus.md): The status of an online resharding operation. - [ScaleConfig](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ScaleConfig.md): Configuration settings for horizontal or vertical scaling operations on Memcached clusters. - [SecretManagerAuthConfig](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_SecretManagerAuthConfig.md): Configuration for authenticating with the source using Secrets Manager during migration. - [SecurityGroupMembership](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_SecurityGroupMembership.md): Represents a single cache security group and its status. - [ServerlessCache](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ServerlessCache.md): The resource representing a serverless cache. - [ServerlessCacheConfiguration](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ServerlessCacheConfiguration.md): The configuration settings for a specific serverless cache. - [ServerlessCacheSnapshot](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ServerlessCacheSnapshot.md): The resource representing a serverless cache snapshot. - [ServiceUpdate](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_ServiceUpdate.md): An update that you can apply to your Valkey or Redis OSS clusters. - [SlotMigration](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_SlotMigration.md): Represents the progress of an online resharding operation. - [Snapshot](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_Snapshot.md): Represents a copy of an entire Valkey or Redis OSS cluster as of the time when the snapshot was taken. - [SourceAuthenticationConfiguration](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_SourceAuthenticationConfiguration.md): The authentication configuration for connecting to the source during migration. - [SourceTlsConfiguration](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_SourceTlsConfiguration.md): The TLS configuration for connecting to the source during migration. - [Subnet](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_Subnet.md): Represents the subnet associated with a cluster. - [SubnetOutpost](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_SubnetOutpost.md): The ID of the outpost subnet. - [Tag](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_Tag.md): A tag that can be added to an ElastiCache cluster or replication group. - [TimeRangeFilter](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_TimeRangeFilter.md): Filters update actions from the service updates that are in available status during the time range. - [UnprocessedUpdateAction](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_UnprocessedUpdateAction.md): Update action that has failed to be processed for the corresponding apply/stop request - [UpdateAction](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_UpdateAction.md): The status of the service update for a specific replication group - [User](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_User.md) - [UserGroup](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_UserGroup.md) - [UserGroupPendingChanges](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_UserGroupPendingChanges.md): Returns the updates being applied to the user group. - [UserGroupsUpdateStatus](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_UserGroupsUpdateStatus.md): The status of the user group update. ## Full content The entire guide is also available as a single markdown file, useful for feeding the full guide to an LLM in one pass: - [Complete guide (single file)](https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/full.md)