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Business Platforms & EA · Intermediate

Scheduled Apex

Apex class implementing Schedulable to run at specified times via System.schedule or the Setup UI.

Definition

Schedulable classes are often used to start batch jobs. An org can have up to 100 scheduled Apex jobs. Scheduled Apex cannot make synchronous callouts directly.

Example

System.schedule('Nightly', '0 0 2 * * ?', new NightlyJob());

Exam tip

Salesforce cron expressions include seconds as the first field.

Related terms