| Workflow is an automated process that fires an action depending on evaluation criteria and rule criteria |
A trigger is a piece of program code that will be executed before or after a record has been inserted or updated |
| We cannot carry out DML operations on workflow |
We can use 20 DML operations in a single trigger |
| We are able to obtain a workflow across the object |
We are able to access the trigger across the object and associated with that objects |
| We cannot query from database in workflow |
We can use 20 SOQL(Salesforce Object Query Language) from the database in a single trigger |
