Cloud Spanner V1 Client - Class TransactionSelector (1.87.0)

Version 1.87.0

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

This message is used to select the transaction in which a Read or ExecuteSql call runs.

See TransactionOptions for more information about transactions.

Generated from protobuf message google.spanner.v1.TransactionSelector

Namespace

Google \ Cloud \ Spanner \ V1

Methods

__construct

Constructor.

Parameters
Name	Description
data	array Optional. Data for populating the Message object.
↳ single_use	Google\Cloud\Spanner\V1\TransactionOptions Execute the read or SQL query in a temporary transaction. This is the most efficient way to execute a transaction that consists of a single SQL query.
↳ id	string Execute the read or SQL query in a previously-started transaction.
↳ begin	Google\Cloud\Spanner\V1\TransactionOptions Begin a new transaction and execute this read or SQL query in it. The transaction ID of the new transaction is returned in ResultSetMetadata.transaction, which is a Transaction.

getSingleUse

Execute the read or SQL query in a temporary transaction.

This is the most efficient way to execute a transaction that consists of a single SQL query.

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

hasSingleUse

setSingleUse

Execute the read or SQL query in a temporary transaction.

This is the most efficient way to execute a transaction that consists of a single SQL query.

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

Returns
Type	Description
$this

getId

Execute the read or SQL query in a previously-started transaction.

Returns
Type	Description
string

hasId

setId

Execute the read or SQL query in a previously-started transaction.

Parameter
Name	Description
var	string

Returns
Type	Description
$this

getBegin

Begin a new transaction and execute this read or SQL query in it. The transaction ID of the new transaction is returned in ResultSetMetadata.transaction, which is a Transaction.

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

hasBegin

setBegin

Begin a new transaction and execute this read or SQL query in it. The transaction ID of the new transaction is returned in ResultSetMetadata.transaction, which is a Transaction.

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

Returns
Type	Description
$this

getSelector

Returns
Type	Description
string