Cloud Spanner Client - Class InstanceConfiguration (1.80.0)

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

Represents a Cloud Spanner Instance Configuration.

Example:

 use Google\Cloud\Spanner\SpannerClient;

$spanner = new SpannerClient();

$configuration = $spanner->instanceConfiguration('regional-europe-west'); 

Namespace

Google \ Cloud \ Spanner

Methods

__construct

Create an instance configuration object.

Parameters
Name
Description
connection
Google\Cloud\Spanner\Connection\ConnectionInterface

A service connection for the Spanner API. This object is created by SpannerClient, and should not be instantiated outside of this client.

projectId
string

The current project ID.

name
string

The configuration name or ID.

info
array

[optional] A service representation of the configuration.

lroConnection
Google\Cloud\Core\LongRunning\LongRunningConnectionInterface

An implementation mapping to methods which handle LRO resolution in the service.

name

Return the configuration name.

Example:

 $name = $configuration->name(); 
Returns
Type
Description
string

info

Return the service representation of the configuration.

This method may require a service call.

NOTE: Requires https://www.googleapis.com/auth/spanner.admin scope.

Example:

 $info = $configuration->info(); 
Parameter
Name
Description
options
array

[optional] Configuration options.

Returns
Type
Description
array
[InstanceConfig](https://cloud.google.com/spanner/docs/reference/rpc/google.spanner.admin.instance.v1#instanceconfig)

exists

Check if the configuration exists.

This method requires a service call.

NOTE: Requires https://www.googleapis.com/auth/spanner.admin scope.

Example:

 if ($configuration->exists()) {
   echo 'Configuration exists!';
} 
Parameter
Name
Description
options
array

[optional] Configuration options.

Returns
Type
Description
bool

reload

Fetch a fresh representation of the configuration from the service.

NOTE: Requires https://www.googleapis.com/auth/spanner.admin scope.

Example:

 $info = $configuration->reload(); 
Parameter
Name
Description
options
array

[optional] Configuration options.

Returns
Type
Description
array
[InstanceConfig](https://cloud.google.com/spanner/docs/reference/rpc/google.spanner.admin.instance.v1#instanceconfig)

create

Parameters
Name
Description
baseConfig
Google\Cloud\Spanner\InstanceConfiguration

The base configuration to extend for this custom instance configuration.

replicas
array< Google\Cloud\Spanner\Admin\Instance\V1\ReplicaInfo >|array

The replica information for the new instance configuration. This array must contain all the replicas from the base configuration, plus at least one from list of optional replicas of the base configuration. One of the replicas must be set as the default leader location.

options
array

Configuration options

↳ displayName
string

Defaults tothe name of this instance configuration.

↳ leaderOptions
array

Allowed values of the "default_leader" schema option for databases in instances that use this instance configuration. Defaults tothe leader options of the base configuration. Please note it may be possible for the default value to be an empty array when lazy loading the base configuration. To ensure the default value matches the upstream values please make sure to trigger a network request on the base configuration with either Google\Cloud\Spanner\InstanceConfiguration::reload() or Google\Cloud\Spanner\InstanceConfiguration::info() .

↳ labels
↳ validateOnly
bool

An option to validate, but not actually execute, the request, and provide the same response. Defaults to false .

Returns
Type
Description
Google\Cloud\Core\LongRunning\LongRunningOperation<\google\cloud\spanner\instanceconfiguration>

update

Parameters
Name
Description
options
array

Configuration options

↳ displayName
string

The descriptive name for this instance as it appears in UIs. Defaults tothe name of this instance configuration.

↳ labels
↳ validateOnly
bool

An option to validate, but not actually execute, the request, and provide the same response. Defaults to false .

Returns
Type
Description
Google\Cloud\Core\LongRunning\LongRunningOperation<\google\cloud\spanner\instanceconfiguration>

delete

Parameter
Name
Description
options
array

[optional] Configuration options.

Returns
Type
Description
void

__debugInfo

A more readable representation of the object.

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