Cloud Datastore V1 Client - Class ReadOptions (1.22.1)

Reference documentation and code samples for the Cloud Datastore V1 Client class ReadOptions.

The options shared by read requests.

Generated from protobuf message google.datastore.v1.ReadOptions

Namespace

Google \ Cloud \ Datastore \ V1

Methods

__construct

Constructor.

Parameters
NameDescription
data array

Optional. Data for populating the Message object.

↳ read_consistency int

The non-transactional read consistency to use.

↳ transaction string

The identifier of the transaction in which to read. A transaction identifier is returned by a call to Datastore.BeginTransaction.

↳ new_transaction Google\Cloud\Datastore\V1\TransactionOptions

Options for beginning a new transaction for this request. The new transaction identifier will be returned in the corresponding response as either LookupResponse.transaction or RunQueryResponse.transaction.

↳ read_time Google\Protobuf\Timestamp

Reads entities as they were at the given time. This may not be older than 270 seconds. This value is only supported for Cloud Firestore in Datastore mode.

getReadConsistency

The non-transactional read consistency to use.

Returns
TypeDescription
int

hasReadConsistency

setReadConsistency

The non-transactional read consistency to use.

Parameter
NameDescription
var int
Returns
TypeDescription
$this

getTransaction

The identifier of the transaction in which to read. A transaction identifier is returned by a call to Datastore.BeginTransaction.

Returns
TypeDescription
string

hasTransaction

setTransaction

The identifier of the transaction in which to read. A transaction identifier is returned by a call to Datastore.BeginTransaction.

Parameter
NameDescription
var string
Returns
TypeDescription
$this

getNewTransaction

Options for beginning a new transaction for this request.

The new transaction identifier will be returned in the corresponding response as either LookupResponse.transaction or RunQueryResponse.transaction.

Returns
TypeDescription
Google\Cloud\Datastore\V1\TransactionOptions|null

hasNewTransaction

setNewTransaction

Options for beginning a new transaction for this request.

The new transaction identifier will be returned in the corresponding response as either LookupResponse.transaction or RunQueryResponse.transaction.

Parameter
NameDescription
var Google\Cloud\Datastore\V1\TransactionOptions
Returns
TypeDescription
$this

getReadTime

Reads entities as they were at the given time. This may not be older than 270 seconds. This value is only supported for Cloud Firestore in Datastore mode.

Returns
TypeDescription
Google\Protobuf\Timestamp|null

hasReadTime

setReadTime

Reads entities as they were at the given time. This may not be older than 270 seconds. This value is only supported for Cloud Firestore in Datastore mode.

Parameter
NameDescription
var Google\Protobuf\Timestamp
Returns
TypeDescription
$this

getConsistencyType

Returns
TypeDescription
string