notification services

Notification Services grants some of the permissions necessary to run condition actions to this database user.

When you are ready to start the instance of Notification Services on the cluster, you start the Generic Service cluster resource.

Because there is no benefit to doing so, Notification Services does not allow you to configure multiple distributors on the same server.

However, if you do not specify a database name, Notification Services creates a new instance database with the name instanceNameNSMain.

If you do not define a thread pool size, Notification Services allocates up to 25 threads for parallel rule execution.

Class represents the set of subscriptions for a given subscriber in a Notification Services application.

At this point, Notification Services has the information it needs to package the notification and send it to the delivery channel.

This topic shows the general procedure for switching an instance of Notification Services to a standby server.

If the version in the Windows Registry and the instance database do not match, the instance of Notification Services does not start.

The SubscriberDeviceEnumeration class represents the set of subscriber devices for a given subscriber or Notification Services instance.

A delivery protocol implements communication between Notification Services and a delivery endpoint defined by a delivery channel.

Subscriber and subscription information is entered into the Notification Services system through a subscription management interface.

Notification Services does not partition subscriptions for you automatically.

Is the name of a Notification Services application, as defined in the configuration file.

To configure a computer to be a part of a Notification Services instance.

If you do not specify a data removal schedule, Notification Services will not remove old data from the application database.

Managed code classes and interfaces allow you to create custom components that interoperate with Notification Services.

Windows group. This provides access to the Notification Services binaries used to run the service.

However, many Notification Services classes have been developed to be used from unmanaged code as well through COM interop.

If you do not provide a version number, Notification Services uses the last version number from the NSVersionInfo table.

Notification Services engine and client components do not automatically switch to standby servers.

The general recommendations are that each Notification Services server and the database server should have from two to four CPUs.

Notification Services fires scheduled rules, and evaluates only those subscriptions due to be processed.

Notification Services can automatically remove older, expired event and notification data through a process called vacuuming.

You can significantly enhance the performance of a Notification Services application by creating appropriate indexes for each event class.

When you deploy an instance of Notification Services, you must be able to create and register the instance and configure security.

To support delivery retry, performance monitoring, and troubleshooting, Notification Services retains notification delivery information.

If your Notification Services applications are not working as planned, use this section to help you troubleshoot the problems.

If the application had used a hosted event provider, that event provider also would be run by the Notification Services engine.

All applications hosted by an instance of Notification Services use the same subscriber data.

Notification Services will try to update the counters at the next quantum interval.

Specifies the name of the database that contains the Notification Services instance data.

Explains how Notification Services provides security, reliability, scalability, and availability for notification applications.

Is the name of an instance of Notification Services that uses argument encryption.

For each subscription class that you define, Notification Services creates a view with the same name as the subscription class.

You can produce reports by running one of the reporting stored procedures provided with Notification Services.

Notification Services has supported Windows Cluster technology since the initial release.

The Notification Services engine components can be deployed across multiple servers, providing scale-out options for large applications.

When Notification Services formats a notification, it obtains the locale code and looks for a content formatter specific to the language.

These files must be accessible by the account that the Notification Services engine runs under, but must be secured.

These views are used internally by Notification Services and should not be used for other purposes.

Sample, which provides event-driven and scheduled subscriptions and uses a console application to run the Notification Services engine.

The engine must be running for the Notification Services application to produce notifications.

Provides information to help you configure the Notification Services databases.

The Notification Services sample applications require the environment shown in the following table.

These INSERT INTO statements, which must be run by the generator, improve the performance of Notification Services.

Contains information about backing up and restoring instances of Notification Services and exporting instance and application metadata.

You should now be able to add subscribers and subscriptions and submit events, and Notification Services should generate notifications.

Notification Services is an environment for developing and deploying applications that generate and send notifications.

Notification Services creates one event batch per event class, and then adds each event batch to its respective event table.

Use the Update method of the Subscription class to modify existing subscriptions to a Notification Services application.

When you first create an instance of Notification Services, the instance is in the disabled state and must be enabled.

The Notification Services engine does not run any subscriber management components, so there is no Disable Pending status.

Each time a batch of stock price "events" arrives, Notification Services compares subscriptions to the current set of events.

Notification Services backs up the existing subscription data; you can use these backups to restore your subscription data.

Provides information to help you plan your Notification Services deployments.

It provides commands for deploying, configuring, monitoring, and controlling Notification Services instances and applications.

Notification Services does not delete the application database, database schema, or application objects.

Notification Services also provides views that you can use to manage subscribers, subscriber devices, and basic subscriptions.

Describes the command-prompt utility used to administer Notification Services.

Using the Properties dialog box for an instance of Notification Services, you can disable components of an individual application.

When you define delivery channels for an instance of Notification Services, you associate a delivery protocol with each delivery channel.

The name of the Windows service that runs an instance of Notification Services.

If you are hosting the Notification Services engine in a custom application, use the custom application to stop the instance.

Notification Services can send timely, personalized messages to thousands or millions of subscribers using a wide variety of devices.

These objects contain counters for monitoring performance at different levels of an instance of Notification Services.

The first step in analyzing a Notification Services application is to identify a set of relevant quantum periods.

The processes that create a Notification Services instance perform several tasks, and each task has a time limit.

Intelligent Notification Services users can specify preferences indicating which delivery channels to use during specific time intervals.

After events are collected, Notification Services can process subscriptions, generating notifications.

For information about using Notification Services with failover clustering, see Using Failover Clustering with Notification Services.

This section walks you through deploying Notification Services in a variety of system configurations.

The Intelligent Notification Services delivery mechanism for BlackBerry is implemented by a new BlackBerry channel adapter.

Notification Services client components must be installed on the computer and the instance must be registered on the computer.

Use the Subscriber class to add, delete, or update subscriber information in an instance of Notification Services.

When you delete an instance of Notification Services, you delete the databases for the instance and its applications.

Subscription management interfaces operate externally to Notification Services.

Notification Services does not use the application history and does not store this information in the application database.

The component of Notification Services that hosts event providers within the Notification Services engine.

The Notification Services engine controls the flow and processing of data, and can be scaled-out across multiple computers.

This section provides instructions for performing deployment and administrative tasks for instances of Notification Services.

Explains how Notification Services obtains events and subscriptions, and generates and distributes notifications.

Deletes the instance and application databases for an existing instance of Notification Services.

Distributors, which are also run by the Notification Services engine, govern notification formatting and delivery.

Notification Services provides subscription management objects and views to simplify the interface development process.

Learn to set the appropriate security levels for Notification Services applications.

Notification Services does not automatically drop event chronicle tables when you update the application.

A Notification Services application generates and distributes notifications from subscriptions and events.

When you define a Notification Services application, you document the schemas of your event data, subscription data, and notification data.

Notification Services provides several mechanisms for capturing events from external processes and applications.

For more information, see Configuring Windows Accounts for an Instance of Notification Services.

Notification Services creates one view for each notification class defined in an application.

Notification Services uses the subscriber ID to look up delivery information for the notification.

The following illustration shows the basic operation of a Notification Services application.

The Disabled status allows you to pause an instance of Notification Services, a single application, or a single component.

Follow these recommendations for using log shipping or database mirroring with common Notification Services configurations.

When Notification Services runs the subscription rule, it processes all similar conditions together, which improves performance.

As with any database application, backing up Notification Services data is an important administrative task.

Notification Services stores instance metadata in an instance database.

For scheduled subscriptions, Notification Services matches the data in the stock price chronicle against scheduled subscriptions.

Notification Services provides several application execution settings for tuning your application.

Live Communication Server can distribute notifications that are generated by Notification Services.

Right-click the instance of Notification Services that you want to stop and then select Stop.

The databases for the instance of Notification Services can be on a failover cluster.

Notification Services includes six sample applications and files for a tutorial.

The instance of Notification Services is now deployed and enabled on a cluster.

Contains reference topics for the Notification Services reporting and debugging stored procedures.

Contains reference topics for the Notification Services debugging and reporting stored procedures.

Describes recommended practices for monitoring Notification Services.

Most problems with Notification Services are caused by a few common application or configuration errors.

Creates the instance and application databases for a new instance of Notification Services.

Query, but this order does not affect how or when Notification Services formats and delivers notifications.

For more information about deploying instances of Notification Services, see Deploying Notification Services.

Notification Services uses this schema to create a table that stores notification data, as well as other database objects.

Notification Services does not use the instance history and does not store this information in the instance database.

Describes how MDX queries return event data for a Notification Services application.

Most Notification Services applications provide an interface that subscribers can use to manage their subscriber and subscription data.

For standard Notification Services event providers, the class name does not include the namespace.

At the application level, the provider host is optional because event providers can run independently of Notification Services.

The Notification Services instance name is a unique name for an instance of Notification Services.

Notification Services evaluates the condition actions for all relevant subscriptions and then generates notifications.

Contains information about installing Notification Services engine and client components.

It must be unique within the Notification Services instance.

Provides guidance for developing Notification Services instances and applications.

Contains reference information for Notification Services Management Objects (NMO).

This event provider is hosted by the Notification Services engine, and runs on the schedule you provide in the application definition.

When Notification Services generates notifications, it uses only the most recent event batches, and then marks the batches as complete.

Notification Services then picks up this data and generates notifications for subscribers with matching subscriptions.

Notification Services implements security using database roles and restricted database user accounts.

Notification Services is a platform for developing and deploying applications that generate and send notifications.

If you change a subscription class in the ADF, Notification Services recreates the subscription tables during the update.

Notification Services automatically inserts the batch number into the notification table.

Notification Services requires that the edition of the service executable file (NSService. Exe) match the edition in the instance database.

Install the Notification Services engine, which runs hosted event providers, generators, and distributors.

Notification Services matches events and subscriptions to generate notifications.

Notification Services provides a framework for developing notification solutions.

This application must use Notification Services APIs to submit data to the system.

Within Notification Services, a component is a major element of the Notification Services platform.

If you change a subscription class in the application definition file (ADF), Notification Services creates new subscriptions tables.

They are separate applications or components that submit events to a Notification Services application.

Notification Services includes a standard event provider that capture data XML files dropped to an operating system folder.

Describes configuring how often Notification Services performance counters are updated.

If Notification Services created the databases for instance or application data, deleting the instance also deletes the databases.

Using the protocol specified by the delivery channel, Notification Services delivers notifications to the delivery endpoint.

Provides information about and instructions for starting and stopping instances of Notification Services.

Notification Services creates one view for each event class defined in an application.

You can use these stored procedures and views to submit events to a Notification Services application.

NSSubscriberDeviceView lists all of the subscriber devices for an instance of Notification Services.

After you modify the ADF, you update the instance of Notification Services to add subscription class objects to the application database.

Do not modify data in Notification Services tables.

Contains step-by-step instructions for performing Notification Services administration tasks.

We recommend this approach if your application accesses only one Notification Services application.

Notification Services has also made performance improvements to the data removal process, called vacuuming.

You can view Notification Services events that have occurred by viewing the Application log in Windows Event Viewer.

Describes how subscription-related information is submitted to the Notification Services system.

This section provides information about installing Notification Services.

Provides information about the subscribers for an instance of Notification Services.

Install Notification Services engine components on each server that runs a hosted event provider, generator, or distributor.

This section contains instructions for managing deployed instances of Notification Services.

Notification Services then creates the database objects for the application in the specified database and schema.

Administration tasks for Notification Services fall into two categories: deploying instances and day-to-day operations.

Notification Services runs any chronicle rules for the event class, which maintains event chronicle tables.

If using a hosted event provider, verify that the Notification Services engine that runs the event provider is running.

The Notification Services engine connects to the instance and application databases and runs its stored procedures.

For optimal performance, security, and recoverability, we recommend the following for Notification Services databases.

Notification Services software components can be deployed on a single system.

The component of Notification Services that matches events to subscriptions and produces notifications.

This will determine whether Intelligent Notification Services is not running properly or whether there is a problem within your application.

When you update the instance, Notification Services adds tables, views, and stored procedures for the notification class in the.

The database was created with or upgraded to a different edition of Notification Services.

Before running Notification Services samples, verify that your computer meets the requirements listed below.

A notification class represents one type of notification produced by your Notification Services application.

These tables contain metadata about Notification Services applications and instances.

Notification Services creates one subscriber view per Notification Services instance.

Notification Services stores instance and application metadata and operational data in databases.

Your custom content formatter runs with the same privileges as the distributor, which is run by the Notification Services engine.

The Notification Services engine runs hosted event providers, generators, and distributors.

The date and time the subscriber record was added to the instance of Notification Services.

This event occurs when the version of Notification Services does not match the version stored in the instance database.

Describes how subscriptions are submitted to databases and used by Notification Services applications.

Describes how Notification Services selects a delivery protocol and delivers a formatted notification.

When you define a Notification Services application, you can provide an application version number and document the application history.

Notification Services then fires event rules, which join event data with subscription data to generate notifications.

An XML file that contains the configuration data for an instance of Notification Services.

Notification Services creates one NSSubscriberDeviceView view for each Notification Services instance.

Notification Services can send notifications using several delivery protocols.

Explains how Notification Services applications are deployed and administered.

You use these categories to configure which types of events Notification Services writes to the Application log.

Notification Services is a new platform for building highly-scaled applications that send and receive notifications.

The following example disables all components of the Stock application hosted by the StockInstance instance of Notification Services.

Then, Intelligent Notification Services notifies the user if the stock falls below or reaches a certain price.

Disables subscriber management for the instance of Notification Services.

Explains in general terms how Notification Services uses events and subscriptions to create notifications.

You evaluate the status of Microsoft SQL Server Notification Services by monitoring the flow of events and notifications through the system.

For testing and troubleshooting rules, the Notification Services stored procedures are helpful.

Notification Services automatically creates indexes on the system-defined EventID and EventBatchID fields.

For more information, see Developing Custom Notification Services Components.

Notification Services instance and application databases contain many tables.

When configuring an instance of Notification Services, specify an instance version number if you want to track instance versions.

Notification Services has added a new standard event provider to gather event data from Analysis Services databases using MDX queries.

Non-hosted event providers run outside the context of your Notification Services application.

For each event class you define in your application, Notification Services creates a view with the same name as the event class.

Displays information about the installed versions and registered instances of Notification Services.

In previous versions, Notification Services always used the instance name to construct the instance database name.

Notification Services creates the NSDiagnosticSubscriptionClass stored procedure in the instance database when you create the instance.

An EventCollector object gathers events and then submits the event batch to a Notification Services application.

The repair command can be run from any computer that has the Notification Services engine or client components.

Notification Services broadcasts the desired state change to all components.

An instance of Notification Services can be scaled-out across multiple servers.

You can use an existing database for the application database, or you can have Notification Services create a new database.

Notification Services has an engine that runs hosted event providers, generators, and distributors.

Each instance of Notification Services has an engine on each server that runs a hosted event provider, generator, or distributor.

When an instance of Notification Services is running, events are written to the Microsoft Windows Application log.

The Windows service runs the instance of Notification Services on this computer.

You must decide what the body of the Intelligent Notification Services message should say and then change the code.

Documents the performance objects available in Notification Services.

You configure delivery channels for the Notification Services instance.

Any server from which you administer instances of Notification Services requires the client components.

The events written to the Application log provide the most help for troubleshooting an instance of Notification Services.

All instance and application databases contain the same Notification Services database roles.

When you configure an instance of Notification Services, you can provide an instance version number and document the instance history.

The Tutorial project contains files for the Tutorial instance of Notification Services.

Notification Services is multithreaded and scales up when run on a multiprocessor computer.

The XSLT content formatter is the standard content formatter provided with Notification Services.

Over time, accumulated data can slow performance of Notification Services applications.

Notification Services creates the NSDiagnosticDeliveryChannel stored procedure in the instance database when you create the instance.

Find the information developers require to build Notification Services applications.

Documents the standard event providers included with Notification Services.

For more information, see Notification Services Stored Procedures (Transact-SQL).

After you perform these tasks, Notification Services will generate notifications.

The component of Notification Services that formats notifications and sends them to external delivery services.

Notification Services generates notifications by using Transact-SQL queries that join event and subscription data.

When Notification Services creates the application, it creates the event class tables and views and then adds the custom indexes.

You can use an existing database for the instance database, or you can have Notification Services create a new database.

After formatting, Notification Services will deliver the notifications to a file by using the built-in File delivery protocol.

Within this file are XML elements that control logging levels for various areas of Notification Services operation.

When you remove an application from an instance, Notification Services simply disassociates the application from the instance.

NSSubscriberView lists all of the subscribers for an instance of Notification Services.

If you are configuring an instance of Notification Services through XML, define custom protocols in the instance configuration file (ICF).

Inserting events into this view causes Notification Services to create and close an event batch for each insert statement.

Notification Services trusts all information in the application definition.

Notification Services runs the event chronicle rules for each event class, which updates event chronicles.

You define delivery channels in the instance configuration when you configure an instance of Notification Services.

You grant permissions through database roles that Notification Services creates when you create the instance.

You can develop subscription management interfaces using the Notification Services subscription management API.

The Add method of this object writes that data to the Notification Services database.

Contains topics about defining the core Notification Services application.

Describes how Notification Services can integrate with other technologies.

Notification Services creates the NSQuantumExecutionTime stored procedure in the application database when you create the instance.

The Notification Services engine runs on each server that runs a hosted event provider, generator, or distributor.