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When to update a custom object in Salesforce?
More specifically, when a custom Account lookup field (lookup value is a custom object record) is updated, it should update another field with a different value from the custom object record. i.e. When I update the High School name to Elm High School, it will also update the yield associated with that high school.
When to update custom objects in apex trigger?
First, it is normally better to update other objects in an “after” trigger. If this runs in the before insert, the OBJ.ID will be null. Also, the way this is currently written, you will only get the last updated/inserted custom object to work correctly. You’ll need to “bulkify” this to work for the whole list of custom objects.
Can You update object _ 1 based on object _ 2?
The above example you given to update the object_1 based on the object_2 is After Update and After Inserted know. Please correct me if I am wrong. Thank you for your time.
What’s the best way to use a trigger?
Triggers come with a lot of overhead re: deployment, maintenance, and test coverage, and a best practice is to reserve them for problems that cannot be solved with declarative tools. To answer your question, though, it depends on how the relationships are build.
Why does apex Trigger Update a custom field?
OK, this one is a little more complicated for two reasons: first we need to “bulkify” the code, which means that we have to assume that multiple records are being inserted/updated all at once and we have to code accordingly, and second we have to have some way of identifing which records in object2 need to be updated.
Which is an example of a before update trigger?
Let’s look at an example of using a BEFORE UPDATE trigger. The following statement creates a BEFORE UPDATE trigger on the sales table. The trigger is automatically fired before an update event occurs for each row in the sales table.
When to change default delimiter in before update trigger?
If you have more than one statement in the trigger_body, you need to use the BEGIN END block. In addition, you need to change the default delimiter as follows: In a BEFORE UPDATE trigger, you can update the NEW values but cannot update the OLD values.