Cloud Spanner V1 Client - Class TransactionSelector (1.91.0)

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 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 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
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 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
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 TransactionOptions
Returns
Type Description
$this

getSelector

Returns
Type Description
string