BigQuery Client - Class Job (1.31.0)

Reference documentation and code samples for the BigQuery Client class Job.

Jobs are objects that manage asynchronous tasks such as running queries, loading data, and exporting data.

Namespace

Google \ Cloud \ BigQuery

Methods

__construct

Parameters
Name Description
connection Connection\ConnectionInterface

Represents a connection to BigQuery. This object is created by BigQueryClient, and should not be instantiated outside of this client.
id string

The job's ID.
projectId string

The project's ID.
mapper ValueMapper

Maps values between PHP and BigQuery.
info array

[optional] The job's metadata.
location string|null

[optional] A default geographic location, used when no job metadata exists.

exists

Check whether or not the job exists.

Example:

echo $job->exists();
Returns
Type Description
bool

cancel

See also:

Parameter
Name Description
options array

[optional] Configuration options.

queryResults

See also:

Parameters
Name Description
options array

Configuration options.
↳ maxResults int

Maximum number of results to read per page.
↳ startIndex int

Zero-based index of the starting row.
↳ initialTimeoutMs int

How long, in milliseconds, to wait for query results to become available before timing out. Defaults to 0 milliseconds (0 seconds). Please note that this option is used only for the initial call to get query results. To control the timeout for any subsequent calls while polling for query results to complete, please see the $timeoutMs option.
↳ timeoutMs int

How long, in milliseconds, each API call will wait for query results to become available before timing out. Depending on whether the $maxRetries has been exceeded, the results will be polled again after the timeout has been reached. Defaults to 10000 milliseconds (10 seconds). Please note that this option is used when iterating on the returned class, and will not apply immediately upon calling of this method.
↳ maxRetries int

The number of times to poll the Job status, until the job is complete. By default, will poll indefinitely. Please note that this option is used when iterating on the returned class, and will not block immediately upon calling of this method.
Returns
Type Description
QueryResults

waitUntilComplete

Blocks until the job is complete.

Example:

$job->waitUntilComplete();
Parameters
Name Description
options array

Configuration options.
↳ maxRetries int

The number of times to poll the Job status, until the job is complete. By default, will poll indefinitely.

isComplete

Checks the job's completeness.

Useful in combination with Job::reload() to poll for job status.

Example:

$isComplete = $job->isComplete();

while (!$isComplete) {
    sleep(1); // let's wait for a moment...
    $job->reload();
    $isComplete = $job->isComplete();
}

echo 'Query complete!';
Parameter
Name Description
options array

[optional] Configuration options.
Returns
Type Description
bool

info

See also:

Parameter
Name Description
options array

[optional] Configuration options.
Returns
Type Description
array

reload

See also:

Parameter
Name Description
options array

[optional] Configuration options.
Returns
Type Description
array

id

Retrieves the job's ID.

Example:

echo $job->id();
Returns
Type Description
string

identity

Retrieves the job's identity.

An identity provides a description of a nested resource.

Example:

echo $job->identity()['projectId'];
Returns
Type Description
array

Constants

MAX_RETRIES

Value: PHP_INT_MAX