event class

Event class; this view contains only the current set of events to be processed by the generator .

If it is not, information for this event class will not be displayed in the trace.

Each event class consists of an event name and data columns that describe attributes of a particular occurrence of an event class.

The Missing Column Statistics event class indicates that column statistics that could have been useful for the optimizer are not available.

If the condition action is in an event rule, the input is typically the event view, which has the same name as the event class.

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

When you define an event class, you define a type of event that can be submitted to your application and used to generate notifications.

The only restriction on this query is that it must return columns that map to the event fields defined for the event class.

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

This stored procedures lists the event batch IDs for events submitted by a specific event provider to a specific event class.

EventClassName (required) specifies the name of the event class for which this event provider submits events.

Lists the event batches submitted by an event provider to an event class.

The Sort Warnings event class indicates that sort operations do not fit into memory.

The event class contains all of the data columns that can be reported by an event.

The event class for this subscription is in an invalid partition.

If you use a Preview event class handler to mark the input event handled, the bubbling input event class handler will not be invoked.

To include events in a trace, check the box in the Events column for each event class, or check a data column that corresponds to an event.

This event class does not include system tasks or tasks that are waiting on non deadlock- detectable resources .

The captured events are event class instances that you choose to monitor in a process called a trace.

This type of rule is fired each time an event batch for the rule's event class is submitted to the system.

By monitoring the Missing Column Statistics event class, you can determine if there are statistics missing for a column used by a query.

The event batch details report provides information about a specific event batch for an event class.

Method calls on an event class are never delivered to the implementation; they are instead delivered to event subscribers.

Name of the event class that collected the last event batch for the event provider.

You then provide a name, an action to perform, and the name of the linked event class.

The name of an event class for the application.

As shown in Lesson 4, the WeatherAlerts notification class has the same fields as the event class (City, Date, Low, High, and Forecast).

Running rules run against the event class view rather than the entire table improves performance and prevents duplicate notifications.

A basic event class for event- driven subscriptions and an event chronicle for scheduled subscriptions .

For messages that should have been forwarded, see Broker: Forwarded Message Dropped Event Class.

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

This event class provides information about which user logged in and about the session settings.

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

When an event provider submits a set of events, it submits the events to an event class view.

Each event rule must be associated with a single event class.

The Audit Database Management event class occurs when a database is created, altered, or dropped.

This is the event class for notifications about changes to the attributes of the servlet request of a web application.

The Deadlock Graph event class provides an XML description of a deadlock.

Class with the specified event class name, condition, grouping interval, and grouping properties.

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

Event class reports information when a message fails the message integrity check.

Health information contained in a parent event class is inherited by any child event classes.

To minimize the overhead incurred, limit use of this event class to traces that monitor specific problems for brief periods of time.

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

When a Web event is raised, an instance of the associated event class is created.

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

To implement chronicles for an event class, you must define a chronicle table and an event chronicle rule.

When you create a Notification Services instance, Notification Services adds a view that has the same name as the event class.

Notification Services fires the event rule only after processing event batches from the specified event class.

The event classes that are scheduled for deprecation are listed in the following table with the new event class that users should use.

A Mate event is an ActionScript class that extends from the base flash. events. Event class.

If you want to update the event chronicle before generating notifications, define the event chronicle rule in the event class.

Event class occurs when a change of owner for objects within database scope occurs.

This view has the same name as the event class, and is located in the application's schema.

The Lock: Acquired event class indicates that acquisition of a lock on a resource, such as a data page, has been achieved.

As shown in Lesson 3, the WeatherData event class has five fields: City, Date, Low, High, and Forecast.

Include the CursorImplicitConversion event class in traces that are recording the performance of cursors.

The Auto Stats event class indicates that an automatic updating of index and column statistics has occurred.

When the Showplan Statistics Profile event class is included in a trace, the BinaryData data column must be selected.

Added information about the event provider value for events inserted directly into the event class view.

An event class may have event subclasses that describe finer levels of categorization.

Value (bigint data type), which depends on the event class specified in the trace.

Notification Services adds custom indexes to the view representing the event class.

Name of an event class field, as defined in the application definition file (ADF).

Include the Log File Auto Shrink event class in traces that monitor the shrinking of the log file.

The Audit Add Login to Server Role event class occurs whenever a login is added or removed from a fixed server role.

Notice that you create the index on the event class in the application schema.

To trace deadlock events, add the Deadlock graph event class to a trace.

The Log File Auto Shrink event class indicates that the log file shrank automatically.

Class for the specified event class name, with the specified condition.

Class with the specified event class name, polling interval, and condition.

An event class represents one type of event used by your Notification Services application.

Is the name of an event class.

This model is divided into time class, space class, event class and state class by using object-oriented technology.

The type of event subclass, which provides further information about each event class.

The event class definition includes the event field names, data types, and type modifiers.

Class for the specified event class, with the specified latency time.

After you define and save the template, you can run a trace that records the data for each event class you selected.

For more information, see Performance Statistics Event Class.

Describes a basic event class, containing a name, fields, and a filegroup, with links to topics that describe how to create one.

The Scan: Started event class occurs when a table or index scan is started.

The type of event subclass, providing further information about each event class.

Include the Log File Auto Grow event class in traces that are monitoring the log file growth.

The Audit Login GDR event class occurs whenever a Microsoft Windows login right is added or removed.

This is the event class for notifications about changes to the servlet request of a web application.

The Log File Auto Grow event class indicates that the log file grew automatically.

The view contains only the current batches of events from the event class table.

The EventLog event class indicates that events have been logged in the Microsoft Windows event log.

The Scan: Stopped event class occurs when a table or index scan stops.

This event class stores each event as a well-defined XML document.

Describes the view named after an event class, which you can use to insert events to the event class.

GUID value which depends on the event class specified in the trace.

Please choose the event class that implements the interface you chose in the previous step.

For each event field, the event class defines the field name, data type, and field modifiers.

Include the Data File Auto Shrink event class in traces that monitor the data file size changes.

Dependent on analysis above, gives right method and rule about event class design.

The event class stores each event as a well defined XML document.

The ExistingConnection event class indicates the properties of existing user connections when the trace was started.

This event class verifies the status of the discover request.

The SP: CacheMiss event class indicates that the procedure is not found in the cache.

The Event class is the base class for all WebSphere Portal content publishing log events.

This event class verifies the status of the query execution.

Corrected table title to "Data File Auto Shrink Event Class Data Columns. "

Event rule actions typically select event data from a view named after the event class.

For example if the Query Begin event class is selected, events that contain queries are collected and used for replay.

To remove events from the trace, clear the check box in the Events column for each event class.

Marks the attributed class as an event class.

When using the event submission APIs, you must indicate the Notification Services instance, application, and event class for the event.

The remaining columns list the data columns that can be returned for each event class.

When an event is raised, an instance of the Web event class is created.

The Data File Auto Shrink event class indicates that the data file has been shrunk.

Create a custom Web event class by inheriting from the standard Web event types.

Note that EventClass is a placeholder for the actual name of the event class.

This event class provides information about the query that was submitted to Analysis Services.

The Event object's fields are defined by the event class schema.

The FROM clause of a filtering query references a class that is not an event class.

The SP: CacheRemove event class indicates that the stored procedure has been removed from the plan cache.

This event class verifies the status of the command.

The SP: StmtCompleted event class indicates that a Transact-SQL statement within a stored procedure has completed.

The TM: Promote Tran Completed event class indicates that a PROMOTE TRANSACTION request has completed.

In this application, the notification class fields match the event class fields, but this is not required.

Integer value dependent on the event class captured in the trace .

Each field in the event class is represented by a column in the result set.

The TM: Commit Tran Completed event class indicates that a COMMIT TRANSACTION request completed.

Binary value dependent on the event class captured in the trace .

The Audit Database Principal Management event class occurs when principals, such as users, are created, altered, or dropped from a database.

The SP: StmtStarting event class indicates that a Transact-SQL statement within a stored procedure has started.

Each event then becomes a row in the underlying event class table.

Text value dependent on the event class captured in the trace.

All columns specified in the event class also appear in this view.

The Audit Change Audit event class occurs whenever an audit trace modification is made.

Event class occurs when the owner is changed for objects in server scope.

Describes why you might need to add custom indexes to an event class, with links to topics that describe how to implement them.

A string constant identifies the specific event, and you can have one or more constants in each event class.

You can use this view to submit event data to an event class.

The FT: Crawl Started event class indicates that a full-text crawl (population) has started.

For this application, you will add a WeatherData event class to the ADF.

Event is occurring when the query optimizer generates an execution plan, you should also collect a Showplan event class in the trace.

The XML in this section defines the event class.

Use this event class to check if a crawl request is actually being picked up by worker tasks.

This view has the same name as the event class.

When you define an event class, you can define one or more chronicle tables by using Transact-SQL.

Include the Showplan XML event class to identify the Showplan operators.

Sequence of event class in batch.

Sequence of OLE DB event class in batch.

An event class can define other information, such as indexes on the event data and supplemental tables.

Gets or sets the event class to query.

For a complete list of supported trace events, see SQL Server Event Class Reference.

SQL Server generates a Received Sequenced Message event class when SQL Server receives a message that contains a message sequence number.

Unused in this event class.

The table contains one row for each event class.

You only need to know the event class name, application schema name, and field names to create an index.

Class based on the given query string or event class name.

The binary value dependent on the event class that is captured in the trace.

This event class may be removed in a future version of SQL Server.

The Audit Addlogin event class occurs when a Microsoft SQL Server login is added or removed.

This event class represents events related to a job object and the processes contained within the job object.

The Audit Login Failed event class indicates that a user tried to log in to Microsoft SQL Server and failed.

Event class by using SQL Server Profiler indicates when statistics are missing.

The Degree of Parallelism (7. 0 Insert) event class occurs each time SQL Server executes a SELECT, INSERT, UPDATE, or DELETE statement.

The Showplan XML For Query Compile event class occurs when Microsoft SQL Server compiles an SQL statement.

For information about the event classes, see SQL Server Event Class Reference.

The Audit Schema Object Access event class occurs when an object permission (such as SELECT) is used.

The type of event class that is captured.

For more information about data column data types, see the SQL Server Event Class Reference.

The Showplan Text event class occurs when Microsoft SQL Server executes an SQL statement.

For example, if an application has an event class named WeatherData and the application schema is News, the view is News. WeatherData.

In order to use this technique, you must know the event class name and the event field names at development time.

Event class indicates that communication buffers in a parallel query plan have been temporarily written to the

Open the trace file or table, and expand the node of the desired event class; for example, Deadlock Chain.

Every instance of the Event class has a target property, which refers to the object triggering the event

To improve performance for notification generation, the event class also specifies an index on the

To use this service, the event class and the event sink must derive directly or indirectly from the

Defining Chronicles for an Event Class

This event class represents events for the provider

To define custom indexes for an event class

Defining Indexes for an Event Class

Audit Change Audit Event Class Data Columns

You can insert event data into the event class view using the following INSERT statement

This event class has five event fields,

For more information about how to implement an event class and event sink, see

To link the rule to an event class

Add the Event Class XML to the ADF

For example, event subclass values for the Execution Warning event class represent the type of execution warning

If you have an event class with the fields