Google Cloud Datastore v1 API - Class Datastore.DatastoreClient (4.12.0)

public class Datastore.DatastoreClient : ClientBase<Datastore.DatastoreClient>

Reference documentation and code samples for the Google Cloud Datastore v1 API class Datastore.DatastoreClient.

Client for Datastore

Inheritance

object > ClientBase > ClientBaseDatastoreDatastoreClient > Datastore.DatastoreClient

Namespace

Google.Cloud.Datastore.V1

Assembly

Google.Cloud.Datastore.V1.dll

Constructors

DatastoreClient()

protected DatastoreClient()

Protected parameterless constructor to allow creation of test doubles.

DatastoreClient(CallInvoker)

public DatastoreClient(CallInvoker callInvoker)

Creates a new client for Datastore that uses a custom CallInvoker.

Parameter
Name Description
callInvoker CallInvoker

The callInvoker to use to make remote calls.

DatastoreClient(ChannelBase)

public DatastoreClient(ChannelBase channel)

Creates a new client for Datastore

Parameter
Name Description
channel ChannelBase

The channel to use to make remote calls.

DatastoreClient(ClientBaseConfiguration)

protected DatastoreClient(ClientBase.ClientBaseConfiguration configuration)

Protected constructor to allow creation of configured clients.

Parameter
Name Description
configuration ClientBaseClientBaseConfiguration

The client configuration.

Methods

AllocateIds(AllocateIdsRequest, CallOptions)

public virtual AllocateIdsResponse AllocateIds(AllocateIdsRequest request, CallOptions options)

Allocates IDs for the given keys, which is useful for referencing an entity before it is inserted.

Parameters
Name Description
request AllocateIdsRequest

The request to send to the server.

options CallOptions

The options for the call.

Returns
Type Description
AllocateIdsResponse

The response received from the server.

AllocateIds(AllocateIdsRequest, Metadata, DateTime?, CancellationToken)

public virtual AllocateIdsResponse AllocateIds(AllocateIdsRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default)

Allocates IDs for the given keys, which is useful for referencing an entity before it is inserted.

Parameters
Name Description
request AllocateIdsRequest

The request to send to the server.

headers Metadata

The initial metadata to send with the call. This parameter is optional.

deadline DateTime

An optional deadline for the call. The call will be cancelled if deadline is hit.

cancellationToken CancellationToken

An optional token for canceling the call.

Returns
Type Description
AllocateIdsResponse

The response received from the server.

AllocateIdsAsync(AllocateIdsRequest, CallOptions)

public virtual AsyncUnaryCall<AllocateIdsResponse> AllocateIdsAsync(AllocateIdsRequest request, CallOptions options)

Allocates IDs for the given keys, which is useful for referencing an entity before it is inserted.

Parameters
Name Description
request AllocateIdsRequest

The request to send to the server.

options CallOptions

The options for the call.

Returns
Type Description
AsyncUnaryCallAllocateIdsResponse

The call object.

AllocateIdsAsync(AllocateIdsRequest, Metadata, DateTime?, CancellationToken)

public virtual AsyncUnaryCall<AllocateIdsResponse> AllocateIdsAsync(AllocateIdsRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default)

Allocates IDs for the given keys, which is useful for referencing an entity before it is inserted.

Parameters
Name Description
request AllocateIdsRequest

The request to send to the server.

headers Metadata

The initial metadata to send with the call. This parameter is optional.

deadline DateTime

An optional deadline for the call. The call will be cancelled if deadline is hit.

cancellationToken CancellationToken

An optional token for canceling the call.

Returns
Type Description
AsyncUnaryCallAllocateIdsResponse

The call object.

BeginTransaction(BeginTransactionRequest, CallOptions)

public virtual BeginTransactionResponse BeginTransaction(BeginTransactionRequest request, CallOptions options)

Begins a new transaction.

Parameters
Name Description
request BeginTransactionRequest

The request to send to the server.

options CallOptions

The options for the call.

Returns
Type Description
BeginTransactionResponse

The response received from the server.

BeginTransaction(BeginTransactionRequest, Metadata, DateTime?, CancellationToken)

public virtual BeginTransactionResponse BeginTransaction(BeginTransactionRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default)

Begins a new transaction.

Parameters
Name Description
request BeginTransactionRequest

The request to send to the server.

headers Metadata

The initial metadata to send with the call. This parameter is optional.

deadline DateTime

An optional deadline for the call. The call will be cancelled if deadline is hit.

cancellationToken CancellationToken

An optional token for canceling the call.

Returns
Type Description
BeginTransactionResponse

The response received from the server.

BeginTransactionAsync(BeginTransactionRequest, CallOptions)

public virtual AsyncUnaryCall<BeginTransactionResponse> BeginTransactionAsync(BeginTransactionRequest request, CallOptions options)

Begins a new transaction.

Parameters
Name Description
request BeginTransactionRequest

The request to send to the server.

options CallOptions

The options for the call.

Returns
Type Description
AsyncUnaryCallBeginTransactionResponse

The call object.

BeginTransactionAsync(BeginTransactionRequest, Metadata, DateTime?, CancellationToken)

public virtual AsyncUnaryCall<BeginTransactionResponse> BeginTransactionAsync(BeginTransactionRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default)

Begins a new transaction.

Parameters
Name Description
request BeginTransactionRequest

The request to send to the server.

headers Metadata

The initial metadata to send with the call. This parameter is optional.

deadline DateTime

An optional deadline for the call. The call will be cancelled if deadline is hit.

cancellationToken CancellationToken

An optional token for canceling the call.

Returns
Type Description
AsyncUnaryCallBeginTransactionResponse

The call object.

Commit(CommitRequest, CallOptions)

public virtual CommitResponse Commit(CommitRequest request, CallOptions options)

Commits a transaction, optionally creating, deleting or modifying some entities.

Parameters
Name Description
request CommitRequest

The request to send to the server.

options CallOptions

The options for the call.

Returns
Type Description
CommitResponse

The response received from the server.

Commit(CommitRequest, Metadata, DateTime?, CancellationToken)

public virtual CommitResponse Commit(CommitRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default)

Commits a transaction, optionally creating, deleting or modifying some entities.

Parameters
Name Description
request CommitRequest

The request to send to the server.

headers Metadata

The initial metadata to send with the call. This parameter is optional.

deadline DateTime

An optional deadline for the call. The call will be cancelled if deadline is hit.

cancellationToken CancellationToken

An optional token for canceling the call.

Returns
Type Description
CommitResponse

The response received from the server.

CommitAsync(CommitRequest, CallOptions)

public virtual AsyncUnaryCall<CommitResponse> CommitAsync(CommitRequest request, CallOptions options)

Commits a transaction, optionally creating, deleting or modifying some entities.

Parameters
Name Description
request CommitRequest

The request to send to the server.

options CallOptions

The options for the call.

Returns
Type Description
AsyncUnaryCallCommitResponse

The call object.

CommitAsync(CommitRequest, Metadata, DateTime?, CancellationToken)

public virtual AsyncUnaryCall<CommitResponse> CommitAsync(CommitRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default)

Commits a transaction, optionally creating, deleting or modifying some entities.

Parameters
Name Description
request CommitRequest

The request to send to the server.

headers Metadata

The initial metadata to send with the call. This parameter is optional.

deadline DateTime

An optional deadline for the call. The call will be cancelled if deadline is hit.

cancellationToken CancellationToken

An optional token for canceling the call.

Returns
Type Description
AsyncUnaryCallCommitResponse

The call object.

Lookup(LookupRequest, CallOptions)

public virtual LookupResponse Lookup(LookupRequest request, CallOptions options)

Looks up entities by key.

Parameters
Name Description
request LookupRequest

The request to send to the server.

options CallOptions

The options for the call.

Returns
Type Description
LookupResponse

The response received from the server.

Lookup(LookupRequest, Metadata, DateTime?, CancellationToken)

public virtual LookupResponse Lookup(LookupRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default)

Looks up entities by key.

Parameters
Name Description
request LookupRequest

The request to send to the server.

headers Metadata

The initial metadata to send with the call. This parameter is optional.

deadline DateTime

An optional deadline for the call. The call will be cancelled if deadline is hit.

cancellationToken CancellationToken

An optional token for canceling the call.

Returns
Type Description
LookupResponse

The response received from the server.

LookupAsync(LookupRequest, CallOptions)

public virtual AsyncUnaryCall<LookupResponse> LookupAsync(LookupRequest request, CallOptions options)

Looks up entities by key.

Parameters
Name Description
request LookupRequest

The request to send to the server.

options CallOptions

The options for the call.

Returns
Type Description
AsyncUnaryCallLookupResponse

The call object.

LookupAsync(LookupRequest, Metadata, DateTime?, CancellationToken)

public virtual AsyncUnaryCall<LookupResponse> LookupAsync(LookupRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default)

Looks up entities by key.

Parameters
Name Description
request LookupRequest

The request to send to the server.

headers Metadata

The initial metadata to send with the call. This parameter is optional.

deadline DateTime

An optional deadline for the call. The call will be cancelled if deadline is hit.

cancellationToken CancellationToken

An optional token for canceling the call.

Returns
Type Description
AsyncUnaryCallLookupResponse

The call object.

NewInstance(ClientBaseConfiguration)

protected override Datastore.DatastoreClient NewInstance(ClientBase.ClientBaseConfiguration configuration)

Creates a new instance of client from given ClientBaseConfiguration.

Parameter
Name Description
configuration ClientBaseClientBaseConfiguration
Returns
Type Description
DatastoreDatastoreClient
Overrides

ReserveIds(ReserveIdsRequest, CallOptions)

public virtual ReserveIdsResponse ReserveIds(ReserveIdsRequest request, CallOptions options)

Prevents the supplied keys' IDs from being auto-allocated by Cloud Datastore.

Parameters
Name Description
request ReserveIdsRequest

The request to send to the server.

options CallOptions

The options for the call.

Returns
Type Description
ReserveIdsResponse

The response received from the server.

ReserveIds(ReserveIdsRequest, Metadata, DateTime?, CancellationToken)

public virtual ReserveIdsResponse ReserveIds(ReserveIdsRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default)

Prevents the supplied keys' IDs from being auto-allocated by Cloud Datastore.

Parameters
Name Description
request ReserveIdsRequest

The request to send to the server.

headers Metadata

The initial metadata to send with the call. This parameter is optional.

deadline DateTime

An optional deadline for the call. The call will be cancelled if deadline is hit.

cancellationToken CancellationToken

An optional token for canceling the call.

Returns
Type Description
ReserveIdsResponse

The response received from the server.

ReserveIdsAsync(ReserveIdsRequest, CallOptions)

public virtual AsyncUnaryCall<ReserveIdsResponse> ReserveIdsAsync(ReserveIdsRequest request, CallOptions options)

Prevents the supplied keys' IDs from being auto-allocated by Cloud Datastore.

Parameters
Name Description
request ReserveIdsRequest

The request to send to the server.

options CallOptions

The options for the call.

Returns
Type Description
AsyncUnaryCallReserveIdsResponse

The call object.

ReserveIdsAsync(ReserveIdsRequest, Metadata, DateTime?, CancellationToken)

public virtual AsyncUnaryCall<ReserveIdsResponse> ReserveIdsAsync(ReserveIdsRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default)

Prevents the supplied keys' IDs from being auto-allocated by Cloud Datastore.

Parameters
Name Description
request ReserveIdsRequest

The request to send to the server.

headers Metadata

The initial metadata to send with the call. This parameter is optional.

deadline DateTime

An optional deadline for the call. The call will be cancelled if deadline is hit.

cancellationToken CancellationToken

An optional token for canceling the call.

Returns
Type Description
AsyncUnaryCallReserveIdsResponse

The call object.

Rollback(RollbackRequest, CallOptions)

public virtual RollbackResponse Rollback(RollbackRequest request, CallOptions options)

Rolls back a transaction.

Parameters
Name Description
request RollbackRequest

The request to send to the server.

options CallOptions

The options for the call.

Returns
Type Description
RollbackResponse

The response received from the server.

Rollback(RollbackRequest, Metadata, DateTime?, CancellationToken)

public virtual RollbackResponse Rollback(RollbackRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default)

Rolls back a transaction.

Parameters
Name Description
request RollbackRequest

The request to send to the server.

headers Metadata

The initial metadata to send with the call. This parameter is optional.

deadline DateTime

An optional deadline for the call. The call will be cancelled if deadline is hit.

cancellationToken CancellationToken

An optional token for canceling the call.

Returns
Type Description
RollbackResponse

The response received from the server.

RollbackAsync(RollbackRequest, CallOptions)

public virtual AsyncUnaryCall<RollbackResponse> RollbackAsync(RollbackRequest request, CallOptions options)

Rolls back a transaction.

Parameters
Name Description
request RollbackRequest

The request to send to the server.

options CallOptions

The options for the call.

Returns
Type Description
AsyncUnaryCallRollbackResponse

The call object.

RollbackAsync(RollbackRequest, Metadata, DateTime?, CancellationToken)

public virtual AsyncUnaryCall<RollbackResponse> RollbackAsync(RollbackRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default)

Rolls back a transaction.

Parameters
Name Description
request RollbackRequest

The request to send to the server.

headers Metadata

The initial metadata to send with the call. This parameter is optional.

deadline DateTime

An optional deadline for the call. The call will be cancelled if deadline is hit.

cancellationToken CancellationToken

An optional token for canceling the call.

Returns
Type Description
AsyncUnaryCallRollbackResponse

The call object.

RunAggregationQuery(RunAggregationQueryRequest, CallOptions)

public virtual RunAggregationQueryResponse RunAggregationQuery(RunAggregationQueryRequest request, CallOptions options)

Runs an aggregation query.

Parameters
Name Description
request RunAggregationQueryRequest

The request to send to the server.

options CallOptions

The options for the call.

Returns
Type Description
RunAggregationQueryResponse

The response received from the server.

RunAggregationQuery(RunAggregationQueryRequest, Metadata, DateTime?, CancellationToken)

public virtual RunAggregationQueryResponse RunAggregationQuery(RunAggregationQueryRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default)

Runs an aggregation query.

Parameters
Name Description
request RunAggregationQueryRequest

The request to send to the server.

headers Metadata

The initial metadata to send with the call. This parameter is optional.

deadline DateTime

An optional deadline for the call. The call will be cancelled if deadline is hit.

cancellationToken CancellationToken

An optional token for canceling the call.

Returns
Type Description
RunAggregationQueryResponse

The response received from the server.

RunAggregationQueryAsync(RunAggregationQueryRequest, CallOptions)

public virtual AsyncUnaryCall<RunAggregationQueryResponse> RunAggregationQueryAsync(RunAggregationQueryRequest request, CallOptions options)

Runs an aggregation query.

Parameters
Name Description
request RunAggregationQueryRequest

The request to send to the server.

options CallOptions

The options for the call.

Returns
Type Description
AsyncUnaryCallRunAggregationQueryResponse

The call object.

RunAggregationQueryAsync(RunAggregationQueryRequest, Metadata, DateTime?, CancellationToken)

public virtual AsyncUnaryCall<RunAggregationQueryResponse> RunAggregationQueryAsync(RunAggregationQueryRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default)

Runs an aggregation query.

Parameters
Name Description
request RunAggregationQueryRequest

The request to send to the server.

headers Metadata

The initial metadata to send with the call. This parameter is optional.

deadline DateTime

An optional deadline for the call. The call will be cancelled if deadline is hit.

cancellationToken CancellationToken

An optional token for canceling the call.

Returns
Type Description
AsyncUnaryCallRunAggregationQueryResponse

The call object.

RunQuery(RunQueryRequest, CallOptions)

public virtual RunQueryResponse RunQuery(RunQueryRequest request, CallOptions options)

Queries for entities.

Parameters
Name Description
request RunQueryRequest

The request to send to the server.

options CallOptions

The options for the call.

Returns
Type Description
RunQueryResponse

The response received from the server.

RunQuery(RunQueryRequest, Metadata, DateTime?, CancellationToken)

public virtual RunQueryResponse RunQuery(RunQueryRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default)

Queries for entities.

Parameters
Name Description
request RunQueryRequest

The request to send to the server.

headers Metadata

The initial metadata to send with the call. This parameter is optional.

deadline DateTime

An optional deadline for the call. The call will be cancelled if deadline is hit.

cancellationToken CancellationToken

An optional token for canceling the call.

Returns
Type Description
RunQueryResponse

The response received from the server.

RunQueryAsync(RunQueryRequest, CallOptions)

public virtual AsyncUnaryCall<RunQueryResponse> RunQueryAsync(RunQueryRequest request, CallOptions options)

Queries for entities.

Parameters
Name Description
request RunQueryRequest

The request to send to the server.

options CallOptions

The options for the call.

Returns
Type Description
AsyncUnaryCallRunQueryResponse

The call object.

RunQueryAsync(RunQueryRequest, Metadata, DateTime?, CancellationToken)

public virtual AsyncUnaryCall<RunQueryResponse> RunQueryAsync(RunQueryRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default)

Queries for entities.

Parameters
Name Description
request RunQueryRequest

The request to send to the server.

headers Metadata

The initial metadata to send with the call. This parameter is optional.

deadline DateTime

An optional deadline for the call. The call will be cancelled if deadline is hit.

cancellationToken CancellationToken

An optional token for canceling the call.

Returns
Type Description
AsyncUnaryCallRunQueryResponse

The call object.