Can we call scheduled Apex from trigger?
Yes it is possible, we can call a batch apex from trigger but we should always keep in mind that we should not call batch apex from trigger each time as this will exceeds the governor limit this is because of the reason that we can only have 5 apex jobs queued or executing at a time.
How do I schedule a schedule in Apex?
To schedule jobs using the Apex scheduler:
- Implement the Schedulable interface in an Apex class that instantiates the class you want to run.
- From Setup, enter Apex class in the Quick Find box, select Apex Classes, and then click Schedule Apex.
- Specify the name of a class that you want to schedule.
How to schedule a batch apex class [ sample code ]?
For this make an Apex Scheduler Controller and to schedule this controller go to… Administration Setup->Monitoring->Scheduled Jobs from there we select that Controller class and then provide some time and date to execute it in future. Below is a sample code of the Apex Scheduler Controller to send an email :
How to execute an apex class in Windows?
1) Click Debug. | Open Execute Anonymous Window or CTRL+E. 2) In the Enter Apex Code window, call the method with the name of the class if method is static 3) Click Execute If you want to see debug log then select Debug Only option
How to call batch apex from another batch apex in Salesforce?
There are two ways in salesforce which are used to call the batch class from another batch class are: Using the Finish method of Batch class. Using this way, you can create the chaining between the batches.
How to schedule a class in Salesforce Stack Exchange?
Basically, this schedulable class will create an instance of the method you want to run, usually with no input parameters. For example, your method can query the top 5 users that logged in this month and email the CEO. When the scheduled time occurs, the “schedulable” class will execute your method (running the SOQL Query and Email Notification.