pub struct Client { /* private fields */ }
Expand description

Client for Amazon MemoryDB

Client for invoking operations on Amazon MemoryDB. Each operation on Amazon MemoryDB is a method on this this struct. .send() MUST be invoked on the generated operations to dispatch the request to the service.

Constructing a Client

A Config is required to construct a client. For most use cases, the aws-config crate should be used to automatically resolve this config using aws_config::load_from_env(), since this will resolve an SdkConfig which can be shared across multiple different AWS SDK clients. This config resolution process can be customized by calling aws_config::from_env() instead, which returns a ConfigLoader that uses the builder pattern to customize the default config.

In the simplest case, creating a client looks as follows:

let config = aws_config::load_from_env().await;
let client = aws_sdk_memorydb::Client::new(&config);

Occasionally, SDKs may have additional service-specific that can be set on the Config that is absent from SdkConfig, or slightly different settings for a specific client may be desired. The Config struct implements From<&SdkConfig>, so setting these specific settings can be done as follows:

let sdk_config = ::aws_config::load_from_env().await;
let config = aws_sdk_memorydb::config::Builder::from(&sdk_config)
    .some_service_specific_setting("value")
    .build();

See the aws-config docs and Config for more information on customizing configuration.

Note: Client construction is expensive due to connection thread pool initialization, and should be done once at application start-up.

Using the Client

A client has a function for every operation that can be performed by the service. For example, the CopySnapshot operation has a Client::copy_snapshot, function which returns a builder for that operation. The fluent builder ultimately has a send() function that returns an async future that returns a result, as illustrated below:

let result = client.copy_snapshot()
    .source_snapshot_name("example")
    .send()
    .await;

The underlying HTTP requests that get made by this can be modified with the customize_operation function on the fluent builder. See the customize module for more information.

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impl Client

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pub fn batch_update_cluster(&self) -> BatchUpdateClusterFluentBuilder

Constructs a fluent builder for the BatchUpdateCluster operation.

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impl Client

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pub fn copy_snapshot(&self) -> CopySnapshotFluentBuilder

Constructs a fluent builder for the CopySnapshot operation.

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impl Client

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pub fn create_acl(&self) -> CreateACLFluentBuilder

Constructs a fluent builder for the CreateACL operation.

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impl Client

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pub fn create_cluster(&self) -> CreateClusterFluentBuilder

Constructs a fluent builder for the CreateCluster operation.

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impl Client

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pub fn create_parameter_group(&self) -> CreateParameterGroupFluentBuilder

Constructs a fluent builder for the CreateParameterGroup operation.

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impl Client

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pub fn create_snapshot(&self) -> CreateSnapshotFluentBuilder

Constructs a fluent builder for the CreateSnapshot operation.

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impl Client

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pub fn create_subnet_group(&self) -> CreateSubnetGroupFluentBuilder

Constructs a fluent builder for the CreateSubnetGroup operation.

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impl Client

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pub fn create_user(&self) -> CreateUserFluentBuilder

Constructs a fluent builder for the CreateUser operation.

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impl Client

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pub fn delete_acl(&self) -> DeleteACLFluentBuilder

Constructs a fluent builder for the DeleteACL operation.

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impl Client

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pub fn delete_cluster(&self) -> DeleteClusterFluentBuilder

Constructs a fluent builder for the DeleteCluster operation.

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impl Client

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pub fn delete_parameter_group(&self) -> DeleteParameterGroupFluentBuilder

Constructs a fluent builder for the DeleteParameterGroup operation.

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impl Client

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pub fn delete_snapshot(&self) -> DeleteSnapshotFluentBuilder

Constructs a fluent builder for the DeleteSnapshot operation.

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impl Client

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pub fn delete_subnet_group(&self) -> DeleteSubnetGroupFluentBuilder

Constructs a fluent builder for the DeleteSubnetGroup operation.

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impl Client

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pub fn delete_user(&self) -> DeleteUserFluentBuilder

Constructs a fluent builder for the DeleteUser operation.

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impl Client

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pub fn describe_acls(&self) -> DescribeACLsFluentBuilder

Constructs a fluent builder for the DescribeACLs operation. This operation supports pagination; See into_paginator().

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impl Client

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pub fn describe_clusters(&self) -> DescribeClustersFluentBuilder

Constructs a fluent builder for the DescribeClusters operation. This operation supports pagination; See into_paginator().

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impl Client

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pub fn describe_engine_versions(&self) -> DescribeEngineVersionsFluentBuilder

Constructs a fluent builder for the DescribeEngineVersions operation. This operation supports pagination; See into_paginator().

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impl Client

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pub fn describe_events(&self) -> DescribeEventsFluentBuilder

Constructs a fluent builder for the DescribeEvents operation. This operation supports pagination; See into_paginator().

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impl Client

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pub fn describe_parameter_groups(&self) -> DescribeParameterGroupsFluentBuilder

Constructs a fluent builder for the DescribeParameterGroups operation. This operation supports pagination; See into_paginator().

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impl Client

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pub fn describe_parameters(&self) -> DescribeParametersFluentBuilder

Constructs a fluent builder for the DescribeParameters operation. This operation supports pagination; See into_paginator().

  • The fluent builder is configurable:
  • On success, responds with DescribeParametersOutput with field(s):
    • next_token(Option<String>):

      An optional argument to pass in case the total number of records exceeds the value of MaxResults. If nextToken is returned, there are more results available. The value of nextToken is a unique pagination token for each page. Make the call again using the returned token to retrieve the next page. Keep all other arguments unchanged.

    • parameters(Option<Vec::<Parameter>>):

      A list of parameters specific to a particular parameter group. Each element in the list contains detailed information about one parameter.

  • On failure, responds with SdkError<DescribeParametersError>
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impl Client

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pub fn describe_reserved_nodes(&self) -> DescribeReservedNodesFluentBuilder

Constructs a fluent builder for the DescribeReservedNodes operation. This operation supports pagination; See into_paginator().

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impl Client

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pub fn describe_reserved_nodes_offerings( &self ) -> DescribeReservedNodesOfferingsFluentBuilder

Constructs a fluent builder for the DescribeReservedNodesOfferings operation. This operation supports pagination; See into_paginator().

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impl Client

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pub fn describe_service_updates(&self) -> DescribeServiceUpdatesFluentBuilder

Constructs a fluent builder for the DescribeServiceUpdates operation. This operation supports pagination; See into_paginator().

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impl Client

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pub fn describe_snapshots(&self) -> DescribeSnapshotsFluentBuilder

Constructs a fluent builder for the DescribeSnapshots operation. This operation supports pagination; See into_paginator().

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impl Client

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pub fn describe_subnet_groups(&self) -> DescribeSubnetGroupsFluentBuilder

Constructs a fluent builder for the DescribeSubnetGroups operation. This operation supports pagination; See into_paginator().

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impl Client

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pub fn describe_users(&self) -> DescribeUsersFluentBuilder

Constructs a fluent builder for the DescribeUsers operation. This operation supports pagination; See into_paginator().

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impl Client

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pub fn failover_shard(&self) -> FailoverShardFluentBuilder

Constructs a fluent builder for the FailoverShard operation.

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impl Client

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pub fn list_allowed_node_type_updates( &self ) -> ListAllowedNodeTypeUpdatesFluentBuilder

Constructs a fluent builder for the ListAllowedNodeTypeUpdates operation.

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impl Client

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pub fn list_tags(&self) -> ListTagsFluentBuilder

Constructs a fluent builder for the ListTags operation.

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impl Client

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pub fn purchase_reserved_nodes_offering( &self ) -> PurchaseReservedNodesOfferingFluentBuilder

Constructs a fluent builder for the PurchaseReservedNodesOffering operation.

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impl Client

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pub fn reset_parameter_group(&self) -> ResetParameterGroupFluentBuilder

Constructs a fluent builder for the ResetParameterGroup operation.

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impl Client

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pub fn tag_resource(&self) -> TagResourceFluentBuilder

Constructs a fluent builder for the TagResource operation.

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impl Client

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pub fn untag_resource(&self) -> UntagResourceFluentBuilder

Constructs a fluent builder for the UntagResource operation.

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impl Client

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pub fn update_acl(&self) -> UpdateACLFluentBuilder

Constructs a fluent builder for the UpdateACL operation.

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impl Client

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pub fn update_cluster(&self) -> UpdateClusterFluentBuilder

Constructs a fluent builder for the UpdateCluster operation.

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impl Client

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pub fn update_parameter_group(&self) -> UpdateParameterGroupFluentBuilder

Constructs a fluent builder for the UpdateParameterGroup operation.

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impl Client

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pub fn update_subnet_group(&self) -> UpdateSubnetGroupFluentBuilder

Constructs a fluent builder for the UpdateSubnetGroup operation.

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impl Client

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pub fn update_user(&self) -> UpdateUserFluentBuilder

Constructs a fluent builder for the UpdateUser operation.

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impl Client

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pub fn from_conf(conf: Config) -> Self

Creates a new client from the service Config.

Panics

This method will panic in the following cases:

  • Retries or timeouts are enabled without a sleep_impl configured.
  • Identity caching is enabled without a sleep_impl and time_source configured.
  • No behavior_version is provided.

The panic message for each of these will have instructions on how to resolve them.

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pub fn config(&self) -> &Config

Returns the client’s configuration.

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impl Client

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pub fn new(sdk_config: &SdkConfig) -> Self

Creates a new client from an SDK Config.

Panics
  • This method will panic if the sdk_config is missing an async sleep implementation. If you experience this panic, set the sleep_impl on the Config passed into this function to fix it.
  • This method will panic if the sdk_config is missing an HTTP connector. If you experience this panic, set the http_connector on the Config passed into this function to fix it.
  • This method will panic if no BehaviorVersion is provided. If you experience this panic, set behavior_version on the Config or enable the behavior-version-latest Cargo feature.

Trait Implementations§

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impl Clone for Client

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fn clone(&self) -> Client

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Client

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl !RefUnwindSafe for Client

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impl Send for Client

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impl Sync for Client

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impl Unpin for Client

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impl !UnwindSafe for Client

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<Unshared, Shared> IntoShared<Shared> for Unshared
where Shared: FromUnshared<Unshared>,

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fn into_shared(self) -> Shared

Creates a shared type from an unshared type.
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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more