How do I learn triggers in Salesforce?

To define a trigger:

1. For a standard object, click Setup | Customize, click the name of the object, then click Triggers.
2. In the Triggers related list, click New.
3. Click Version Settings to specify the version of Apex and the API used with this trigger.

What is the best practice to write trigger in Salesforce?

Apex Trigger Best Practices

1. One Trigger Per Object. We should write only 1 Trigger per Object.
2. Follow Naming Convention.
3. Use only Required Events in Trigger.
4. Context-specific Handler Methods.
5. Logic-less Triggers.
6. Bulkification.
7. Use Collections and Avoid SOQL or DML in FOR loops.
8. Use SOQL Query FOR Loop.

How do you learn to trigger?

1. Listen to your mind and body. A key step in learning to recognize your triggers involves paying attention when situations generate a strong emotional response.
2. Step back. When you notice these signs, stop to consider what just happened and the response it activated.
3. Trace the roots.
4. Get curious.

Can we use trigger new in before insert?

Before insert: When using this event, the code block is executed before a new record is inserted. Before update: When you use this event, the code gets executed before a new record is updated in the object. Before delete: When you’re using this event, the record gets deleted before the execution of the code block.

What is the best practices of applying a trigger on the object?

Other Best Practices for writing triggers: Always create only one Trigger per object. Create logic-less Triggers and use Helper Class Design Pattern in which the helper class will contain all the logic. Create context specific handler methods in the Helper Class.

What are examples of triggers?

Types of Triggers

• Anger.
• Anxiety.
• Feeling overwhelmed, vulnerable, abandoned, or out of control.
• Loneliness.
• Muscle tension.
• Memories tied to a traumatic event.
• Pain.
• Sadness.