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Provides a Transact-SQL statement that specifies the action to be taken in a scheduled subscription rule.
Syntax
<SubscriptionClasses>
<SubscriptionClass>
...
<ScheduledRules>
<ScheduledRule>
...
<Action>
Element Characteristics
| Characteristic | Description |
|---|---|
Data type |
string, between 1 and 100,000 characters in length. |
Default value |
None. |
Occurrence |
Required once per ScheduledRule element. |
Updates |
Can be modified, but not added or deleted, when updating the application. |
Element Relationships
| Relationship | Elements |
|---|---|
Parent element |
|
Child elements |
None. |
Example
This example shows a populated Action element for a ScheduledRule. The Transact-SQL statements use a notification function to create notifications, and also insert subscription data into a chronicle table.
<Action>
-- Insert notifications into scheduled notification class view
INSERT INTO ScheduledNotifications (SubscriberId,
DeviceName, SubscriberLocale, StockSymbol,
StockPrice )
SELECT S.SubscriberId, S.DeviceName, S.SubscriberLocale,
C.StockSymbol, C.StockPrice
FROM StockSubscriptions S JOIN StockEventChron C
ON S.StockSymbol = C.StockSymbol
WHERE S.StockTriggerPrice <= C.StockHighPrice
GROUP BY S.StockSymbol, C.StockHighPrice;
-- Update subscription chronicle
INSERT StockSubscriptionChron (SubscriberId, StockSymbol, StockPrice)
SELECT S.SubscriberId, S.StockSymbol, C.StockHighPrice
FROM StockSubscriptions S JOIN StockEventChron C
ON S.StockSymbol = C.StockSymbol;
</Action>
See Also
Reference
Application Definition File Reference
Other Resources
Defining Scheduled Rules
Defining Subscription Rules
Updating Instances and Applications