Cloud Spanner V1 Client - Class BeginTransactionRequest (1.87.0)

Version 1.87.0

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Reference documentation and code samples for the Cloud Spanner V1 Client class BeginTransactionRequest.

The request for BeginTransaction.

Generated from protobuf message google.spanner.v1.BeginTransactionRequest

Namespace

Google \ Cloud \ Spanner \ V1

Methods

__construct

Constructor.

Parameters
Name	Description
data	array Optional. Data for populating the Message object.
↳ session	string Required. The session in which the transaction runs.
↳ options	Google\Cloud\Spanner\V1\TransactionOptions Required. Options for the new transaction.
↳ request_options	Google\Cloud\Spanner\V1\RequestOptions Common options for this request. Priority is ignored for this request. Setting the priority in this request_options struct will not do anything. To set the priority for a transaction, set it on the reads and writes that are part of this transaction instead.
↳ mutation_key	Google\Cloud\Spanner\V1\Mutation Optional. Required for read-write transactions on a multiplexed session that commit mutations but do not perform any reads or queries. Clients should randomly select one of the mutations from the mutation set and send it as a part of this request. This feature is not yet supported and will result in an UNIMPLEMENTED error.

getSession

Required. The session in which the transaction runs.

Returns
Type	Description
string

setSession

Required. The session in which the transaction runs.

Parameter
Name	Description
var	string

Returns
Type	Description
$this

getOptions

Required. Options for the new transaction.

Returns
Type	Description
Google\Cloud\Spanner\V1\TransactionOptions|null

hasOptions

clearOptions

setOptions

Required. Options for the new transaction.

Parameter
Name	Description
var	Google\Cloud\Spanner\V1\TransactionOptions

Returns
Type	Description
$this

getRequestOptions

Common options for this request.

Priority is ignored for this request. Setting the priority in this request_options struct will not do anything. To set the priority for a transaction, set it on the reads and writes that are part of this transaction instead.

Returns
Type	Description
Google\Cloud\Spanner\V1\RequestOptions|null

hasRequestOptions

clearRequestOptions

setRequestOptions

Common options for this request.

Priority is ignored for this request. Setting the priority in this request_options struct will not do anything. To set the priority for a transaction, set it on the reads and writes that are part of this transaction instead.

Parameter
Name	Description
var	Google\Cloud\Spanner\V1\RequestOptions

Returns
Type	Description
$this

getMutationKey

Optional. Required for read-write transactions on a multiplexed session that commit mutations but do not perform any reads or queries. Clients should randomly select one of the mutations from the mutation set and send it as a part of this request.

This feature is not yet supported and will result in an UNIMPLEMENTED error.

Returns
Type	Description
Google\Cloud\Spanner\V1\Mutation|null

hasMutationKey

clearMutationKey

setMutationKey

Optional. Required for read-write transactions on a multiplexed session that commit mutations but do not perform any reads or queries. Clients should randomly select one of the mutations from the mutation set and send it as a part of this request.

This feature is not yet supported and will result in an UNIMPLEMENTED error.

Parameter
Name	Description
var	Google\Cloud\Spanner\V1\Mutation

Returns
Type	Description
$this

static::build

Parameters
Name	Description
session	string Required. The session in which the transaction runs. Please see Google\Cloud\Spanner\V1\SpannerClient::sessionName() for help formatting this field.
options	Google\Cloud\Spanner\V1\TransactionOptions Required. Options for the new transaction.

Returns
Type	Description
Google\Cloud\Spanner\V1\BeginTransactionRequest