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sp_MSchange_snapshot_agent_properties (Transact-SQL)

  • Straipsnis

Applies to: SQL Server

Changes the properties of a Snapshot Agent job that runs at a SQL Server 2005 (9.x) or later version Distributor. This stored procedure is used to change properties when the Publisher runs on an instance of SQL Server 2000 (8.x). This stored procedure is executed at the Distributor on the distribution database.

Transact-SQL syntax conventions

Syntax

sp_MSchange_snapshot_agent_properties
    [ @publisher = ] N'publisher'
    , [ @publisher_db = ] N'publisher_db'
    , [ @publication = ] N'publication'
    , [ @frequency_type = ] frequency_type
    , [ @frequency_interval = ] frequency_interval
    , [ @frequency_subday = ] frequency_subday
    , [ @frequency_subday_interval = ] frequency_subday_interval
    , [ @frequency_relative_interval = ] frequency_relative_interval
    , [ @frequency_recurrence_factor = ] frequency_recurrence_factor
    , [ @active_start_date = ] active_start_date
    , [ @active_end_date = ] active_end_date
    , [ @active_start_time_of_day = ] active_start_time_of_day
    , [ @active_end_time_of_day = ] active_end_time_of_day
    , [ @snapshot_job_name = ] N'snapshot_job_name'
    , [ @publisher_security_mode = ] publisher_security_mode
    , [ @publisher_login = ] N'publisher_login'
    , [ @publisher_password = ] N'publisher_password'
    , [ @job_login = ] N'job_login'
    , [ @job_password = ] N'job_password'
    , [ @publisher_type = ] N'publisher_type'
[ ; ]

Arguments

[ @publisher = ] N'publisher'

The name of the Publisher. @publisher is sysname, with no default.

[ @publisher_db = ] N'publisher_db'

The name of the publication database. @publisher_db is sysname, with no default.

[ @publication = ] N'publication'

The name of the publication. @publication is sysname, with no default.

[ @frequency_type = ] frequency_type

Specifies the frequency with which the Snapshot Agent is executed. @frequency_type is int, and can be one of these values.

Value Description
1 Once
2 On demand
4 Daily
8 Weekly
10 Monthly
20 Monthly, relative to the frequency interval
40 When SQL Server Agent starts

[ @frequency_interval = ] frequency_interval

The value to apply to the frequency set by @frequency_type. @frequency_interval is int, with no default.

[ @frequency_subday = ] frequency_subday

The units for @frequency_subday_interval. @frequency_subday is int, and can be one of these values.

Value Description
1 Once
2 Second
4 Minute
8 Hour

[ @frequency_subday_interval = ] frequency_subday_interval

The interval for @frequency_subday. @frequency_subday_interval is int, with no default.

[ @frequency_relative_interval = ] frequency_relative_interval

The date the Snapshot Agent runs. @frequency_relative_interval is int, with no default.

[ @frequency_recurrence_factor = ] frequency_recurrence_factor

The recurrence factor used by @frequency_type. @frequency_recurrence_factor is int, with no default.

[ @active_start_date = ] active_start_date

The date when the Snapshot Agent is first scheduled, formatted as yyyyMMdd. @active_start_date is int, with no default.

[ @active_end_date = ] active_end_date

The date when the Snapshot Agent stops being scheduled, formatted as yyyyMMdd. @active_end_date is int, with no default.

[ @active_start_time_of_day = ] active_start_time_of_day

The time of day when the Snapshot Agent is first scheduled, formatted as HHmmss. @active_start_time_of_day is int, with no default.

[ @active_end_time_of_day = ] active_end_time_of_day

The time of day when the Snapshot Agent stops being scheduled, formatted as HHmmss. @active_end_time_of_day is int, with no default.

[ @snapshot_job_name = ] N'snapshot_job_name'

The name of an existing Snapshot Agent job name if an existing job is being used. @snapshot_job_name is nvarchar(100), with no default.

[ @publisher_security_mode = ] publisher_security_mode

The security mode used by the agent when connecting to the Publisher. @publisher_security_mode is int, with no default. A value of 0 must be specified for non-SQL Server Publishers.

  • 0 specifies SQL Server authentication
  • 1 specifies Windows authentication

When possible, use Windows authentication.

[ @publisher_login = ] N'publisher_login'

The login used when connecting to the Publisher. @publisher_login is sysname, with no default. @publisher_login must be specified when @publisher_security_mode is 0. If @publisher_login is NULL and @publisher_security_mode is 1, then the Windows account specified in @job_login is used when connecting to the Publisher.

[ @publisher_password = ] N'publisher_password'

The password used when connecting to the Publisher. @publisher_password is nvarchar(524), with no default.

Important

Don't store authentication information in script files. To help improve security, we recommend that you provide login names and passwords at run time.

[ @job_login = ] N'job_login'

The login for the Windows account under which the agent runs. @job_login is nvarchar(257), with no default. This Windows account is always used for agent connections to the Distributor. You must supply this parameter when creating a new Snapshot Agent job. This property can't be changed for a non-SQL Server Publisher.

[ @job_password = ] N'job_password'

The password for the Windows account under which the agent runs. @job_password is sysname, with no default. You must supply this parameter when creating a new Snapshot Agent job.

Important

Don't store authentication information in script files. To help improve security, we recommend that you provide login names and passwords at run time.

[ @publisher_type = ] N'publisher_type'

Specifies the Publisher type when the Publisher isn't running in an instance of SQL Server. @publisher_type is sysname, and can be one of the following values.

Value Description
MSSQLSERVER Specifies a SQL Server Publisher.
ORACLE Specifies a standard Oracle Publisher.
ORACLE GATEWAY Specifies an Oracle Gateway Publisher.

For more information about the differences between an Oracle Publisher and an Oracle Gateway Publisher, see Oracle Publishing Overview.

Return code values

0 (success) or 1 (failure).

Remarks

sp_MSchange_snapshot_agent_properties is used in snapshot replication, transactional replication, and merge replication.

You must specify all parameters when executing sp_MSchange_snapshot_agent_properties. Execute sp_helppublication_snapshot to return the current properties of the Snapshot Agent job.

You can use sp_changepublication_snapshot on the Publisher to change properties of a Snapshot Agent job.

Permissions

Only members of the sysadmin fixed server role at the Distributor can execute sp_MSchange_snapshot_agent_properties.

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