Governor limit are run time limits/exceptions enforced by the apex runtime.Because Apex runs in a multitenant environment, the Apex runtime engine strictly enforces limits to ensure that runaway Apex code or processes don’t monopolize shared resources.
- Per-Transaction Apex Limits
- Per-Transaction Certified Managed Package Limits
- Force.com Platform Apex Limits
- Static Apex Limits
- Size-Specific Apex Limits
- Miscellaneous Apex Limits
- Push Notification Limits
