Google Cloud Spanner Database Administration v1 API - Class CrontabSpec (5.0.0-beta04)

public sealed class CrontabSpec : IMessage<CrontabSpec>, IEquatable<CrontabSpec>, IDeepCloneable<CrontabSpec>, IBufferMessage, IMessage

Reference documentation and code samples for the Google Cloud Spanner Database Administration v1 API class CrontabSpec.

CrontabSpec can be used to specify the version time and frequency at which the backup should be created.

Inheritance

object > CrontabSpec

Namespace

Google.Cloud.Spanner.Admin.Database.V1

Assembly

Google.Cloud.Spanner.Admin.Database.V1.dll

Constructors

CrontabSpec()

public CrontabSpec()

CrontabSpec(CrontabSpec)

public CrontabSpec(CrontabSpec other)
Parameter
Name Description
other CrontabSpec

Properties

CreationWindow

public Duration CreationWindow { get; set; }

Output only. Schedule backups will contain an externally consistent copy of the database at the version time specified in schedule_spec.cron_spec. However, Spanner may not initiate the creation of the scheduled backups at that version time. Spanner will initiate the creation of scheduled backups within the time window bounded by the version_time specified in schedule_spec.cron_spec and version_time + creation_window.

Property Value
Type Description
Duration

Text

public string Text { get; set; }

Required. Textual representation of the crontab. User can customize the backup frequency and the backup version time using the cron expression. The version time must be in UTC timzeone.

The backup will contain an externally consistent copy of the database at the version time. Allowed frequencies are 12 hour, 1 day, 1 week and 1 month. Examples of valid cron specifications:

  • 0 2/12 * * * : every 12 hours at (2, 14) hours past midnight in UTC.
  • 0 2,14 * * * : every 12 hours at (2,14) hours past midnight in UTC.
  • 0 2 * * * : once a day at 2 past midnight in UTC.
  • 0 2 * * 0 : once a week every Sunday at 2 past midnight in UTC.
  • 0 2 8 * * : once a month on 8th day at 2 past midnight in UTC.
Property Value
Type Description
string

TimeZone

public string TimeZone { get; set; }

Output only. The time zone of the times in CrontabSpec.text. Currently only UTC is supported.

Property Value
Type Description
string