Alert-Klasse
The Alert class represents a Microsoft SQL Server Agent alert.
Vererbungshierarchie
System.Object
Microsoft.SqlServer.Management.Smo.SmoObjectBase
Microsoft.SqlServer.Management.Smo.SqlSmoObject
Microsoft.SqlServer.Management.Smo.NamedSmoObject
Microsoft.SqlServer.Management.Smo.Agent.AgentObjectBase
Microsoft.SqlServer.Management.Smo.Agent.Alert
Namespace: Microsoft.SqlServer.Management.Smo.Agent
Assembly: Microsoft.SqlServer.Smo (in Microsoft.SqlServer.Smo.dll)
Syntax
'Declaration
Public NotInheritable Class Alert _
Inherits AgentObjectBase _
Implements ICreatable, IDroppable, IAlterable, IRenamable, _
IScriptable
'Usage
Dim instance As Alert
public sealed class Alert : AgentObjectBase,
ICreatable, IDroppable, IAlterable, IRenamable, IScriptable
public ref class Alert sealed : public AgentObjectBase,
ICreatable, IDroppable, IAlterable, IRenamable, IScriptable
[<SealedAttribute>]
type Alert =
class
inherit AgentObjectBase
interface ICreatable
interface IDroppable
interface IAlterable
interface IRenamable
interface IScriptable
end
public final class Alert extends AgentObjectBase implements ICreatable, IDroppable, IAlterable, IRenamable, IScriptable
Der Alert-Typ macht folgende Elemente verfügbar.
Konstruktoren
Name | Beschreibung | |
---|---|---|
Alert() | Initializes a new instance of the Alert class. | |
Alert(JobServer, String) | Initializes a new instance of the Alert class on the specified instance of SQL Server Agent and with the specified name |
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Eigenschaften
Name | Beschreibung | |
---|---|---|
AlertType | Gets the AlertType object value that specifies the type of alert. | |
CategoryName | Gets or sets the name of the category to which the alert belongs. | |
CountResetDate | Gets or sets the date on which to reset the alert occurrence count back to zero. | |
DatabaseName | Gets or sets the name of the database that the alert is monitoring. | |
DelayBetweenResponses | Gets or sets the delay between responses in seconds. | |
EventDescriptionKeyword | Gets or sets a word or phrase that must appear in the text of an event message that causes the alert to be raised. | |
EventSource | Gets the event source text from the application event log. | |
HasNotification | Gets the number of SQL Server Agent operators that are assigned to receive notification when the alert is fired. | |
ID | Gets the ID value that uniquely identifies SQL Server Agent. | |
IncludeEventDescription | Gets or sets the NotifyMethods object value that specifies the types of notification methods (e-mail, pager, or net send) that can contain alert error text. | |
IsEnabled | Gets or sets the Boolean property value that specifies whether the alert is enabled or not. | |
JobID | Gets or sets the ID value of the SQL Server Agent job that is run in response to the alert being raised. | |
JobName | Gets or sets the name of the SQL Server Agent job that is run in response to the alert being raised. | |
LastOccurrenceDate | Gets or sets the date on which the alert was last raised. | |
LastResponseDate | Gets or sets the date on which the alert last generated a response. | |
MessageID | Gets or sets the ID value of the Microsoft SQL Server message that causes the alert to be raised. | |
Name | Gets or sets the name of the object. (Geerbt von NamedSmoObject.) | |
NotificationMessage | Gets or sets the user-supplied text appended to any notification sent in response to an alert being raised. | |
OccurrenceCount | Gets the number of times the alert has fired since the alert was enabled or since a specified date. | |
Parent | Gets or sets the JobServer object that is the parent of the Alert object. | |
PerformanceCondition | Gets or sets the performance condition text. | |
Properties | Gets a collection of Property objects that represent the object properties. (Geerbt von SqlSmoObject.) | |
Severity | Gets or sets the error message severity level that causes the alert to be raised. | |
State | Gets the state of the referenced object. (Geerbt von SmoObjectBase.) | |
Urn | Gets the Uniform Resource Name (URN) address value that uniquely identifies the object. (Geerbt von SqlSmoObject.) | |
UserData | Gets or sets user-defined data associated with the referenced object. (Geerbt von SmoObjectBase.) | |
WmiEventNamespace | Gets or sets the Windows Management Instrumentation (WMI) namespace for the event. | |
WmiEventQuery | Gets or sets the Windows Management Instrumentation (WMI) query for the event. |
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Methoden
Name | Beschreibung | |
---|---|---|
AddNotification | Designates an operator that receives a notification message when the alert is raised. | |
Alter | Updates any Alert object property changes on instance of Microsoft SQL Server . | |
Create | Creates an alert on the instance of Microsoft SQL Server as defined by the Alert object. | |
Discover | Discovers a list of type Object. (Geerbt von SqlSmoObject.) | |
Drop | Removes the alert. | |
EnumNotifications() | Enumerates a list of all notifications defined on the alert. | |
EnumNotifications(String) | Enumerates a list of notification methods defined on the alert that are restricted to the specified operator. | |
EnumNotifications(NotifyMethods) | Enumerates a list of notification methods defined on the alert that are restricted to the specified notification methods. | |
EnumNotifications(NotifyMethods, String) | Enumerates a list of notification methods defined on the alert that are restricted to the specified notification methods and a specified operator. | |
Equals | (Geerbt von Object.) | |
FormatSqlVariant | Formats an object as SqlVariant type. (Geerbt von SqlSmoObject.) | |
GetContextDB | Gets the context database that is associated with this object. (Geerbt von SqlSmoObject.) | |
GetDBName | Gets the database name that is associated with the object. (Geerbt von AgentObjectBase.) | |
GetHashCode | (Geerbt von Object.) | |
GetPropValue | Gets a property value of the SqlSmoObject object. (Geerbt von SqlSmoObject.) | |
GetPropValueOptional | Gets a property value of the SqlSmoObject object. (Geerbt von SqlSmoObject.) | |
GetPropValueOptionalAllowNull | Gets a property value of the SqlSmoObject object. (Geerbt von SqlSmoObject.) | |
GetServerObject | Gets the server of the SqlSmoObject object. (Geerbt von SqlSmoObject.) | |
GetType | (Geerbt von Object.) | |
Initialize() | Initializes the object and forces the properties be loaded. (Geerbt von SqlSmoObject.) | |
Initialize(Boolean) | Initializes the object and forces the properties be loaded. (Geerbt von SqlSmoObject.) | |
IsObjectInitialized | Verifies whether the object has been initialized. (Geerbt von SqlSmoObject.) | |
IsObjectInSpace | Verifies whether the object is isolated or connected to the instance of SQL Server. (Geerbt von SqlSmoObject.) | |
Refresh | Refreshes the object and retrieves properties when the object is next accessed. (Geerbt von SqlSmoObject.) | |
RemoveNotification | Removes the notification of an operator from the alert definition. | |
Rename | Renames the alert. | |
ResetOccurrenceCount | Resets the alert occurrence count back to zero. | |
Script() | Generates a Transact-SQL script that can be used to re-create the Microsoft SQL Server Agent alert. | |
Script(ScriptingOptions) | Generates a Transact-SQL script that can be used to re-create the Microsoft SQL Server Agent alert as specified by the scripting options. | |
SetParentImpl | Sets the parent of the SqlSmoObject to the newParent parameter. (Geerbt von SqlSmoObject.) | |
ToString | Returns a String that represents the referenced object. (Geerbt von SqlSmoObject.) | |
UpdateNotification | Changes the notification method associated with an operator for the alert. | |
Validate | Validates the state of an object. (Geerbt von SmoObjectBase.) |
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Ereignisse
Name | Beschreibung | |
---|---|---|
PropertyChanged | Represents the event that occurs when a property is changed. (Geerbt von SqlSmoObject.) | |
PropertyMetadataChanged | Represents the event that occurs when property metadata changes. (Geerbt von SqlSmoObject.) |
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Explizite Schnittstellenimplementierungen
Name | Beschreibung | |
---|---|---|
IAlienObject.Discover | Discovers any dependencies. Verweisen Sie nicht direkt im Code auf dieses Element. Unterstützt die SQL Server-Infrastruktur. (Geerbt von SqlSmoObject.) | |
IAlienObject.GetDomainRoot | Returns the root of the domain. (Geerbt von SqlSmoObject.) | |
IAlienObject.GetParent | Gets the parent of this object. Verweisen Sie nicht direkt im Code auf dieses Element. Unterstützt die SQL Server-Infrastruktur. (Geerbt von SqlSmoObject.) | |
IAlienObject.GetPropertyType | Gets the type of the specified property. (Geerbt von SqlSmoObject.) | |
IAlienObject.GetPropertyValue | Gets the value of the specified property. (Geerbt von SqlSmoObject.) | |
IAlienObject.GetUrn | Gets the Unified Resource Name (URN) of the object. Verweisen Sie nicht direkt im Code auf dieses Element. Unterstützt die SQL Server-Infrastruktur. (Geerbt von SqlSmoObject.) | |
IAlienObject.Resolve | Gets the instance that contains the information about the object from the Unified Resource Name (URN) of the object. (Geerbt von SqlSmoObject.) | |
IAlienObject.SetObjectState | Sets the object state to the specified SfcObjectState value. (Geerbt von SqlSmoObject.) | |
IAlienObject.SetPropertyValue | Sets the property value. (Geerbt von SqlSmoObject.) | |
ISfcPropertyProvider.GetPropertySet | Gets the interface reference to the set of properties of this object. (Geerbt von SqlSmoObject.) |
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Hinweise
To get or set Alert object properties, users must be a member of the sysadmin fixed server role.
To create or drop an Alert users must be a member of the sysadmin fixed server role.
Thread Safety
Alle öffentlichen, statischen Elemente dieses Typs (Shared in Microsoft Visual Basic) sind für Vorgänge mit mehreren Threads sicher. Bei Instanzmembern ist die Threadsicherheit nicht gewährleistet.
Beispiele
Planen von automatischen, administrativen Tasks im SQL Server-Agent
Threadsicherheit
Alle öffentlichen static (Shared in Visual Basic)-Elemente dieses Typs sind Threadsicher. Für Instanzelemente wird die Threadsicherheit nicht gewährleistet.
Siehe auch
Verweis
Microsoft.SqlServer.Management.Smo.Agent-Namespace
Andere Ressourcen
Planen von automatischen, administrativen Tasks im SQL Server-Agent