For scheduling a batch there are two methods: 1. Through setup menu (going to Develop -> Apex Classes, click on the button 'Schedule Apex').
How to set and list methods in Salesforce apex?
Set Methods
- add (setElement) Adds an element to the set if it is not already present. ...
- addAll (fromList) Adds all of the elements in the specified list to the set if they are not already present. ...
- addAll (fromSet) Adds all of the elements in the specified set to the set that calls the method if they are not already present.
How to execute batch apex?
Using Batch Apex
- Start
- Execute
- Finish
What is an apex in Salesforce?
What is Apex programming language?
- Apex syntax looks mostly like a Java programming language.
- Apex allows developers to write business logic to the record save process.
- Apex has built in support for unit test creation and its execution.
What is a batch Class in Salesforce?
- Triggers
- Visualforce page controllers
- Lightning component controllers
- REST and SOAP API Integration
- Bulk data update
How to schedule Apex classes?
To schedule an Apex class to run at regular intervals, first write an Apex class that implements the Salesforce-provided interface Schedulable. The scheduler runs as system—all classes are executed, whether or not the user has permission to execute the class.
How to invoke Apex class?
To invoke Apex classes to run at specific times, first implement the Schedulable interface for the class, then specify the schedule using either the Schedule Apex page in the Salesforce user interface, or the System.schedule method.
How many scheduled Apex jobs can you have?
You can only have 100 scheduled Apex jobs at one time. You can evaluate your current count by viewing the Scheduled Jobs page in Salesforce and creating a custom view with a type filter equal to “Scheduled Apex”.