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Regards. First things, first. since design is related to the other 2 objects via lookup, it is not a junction object. junction objects are only when it’s 2 parents have a master-detail relationship with the child. I think what you’re trying to achieve is to traverse a parent-child-parent relationship.
How is a custom junction object used in Java?
Using a custom junction object, you can model a “many-to-many” relationship between two objects. For example, you may have a custom object called “Bug” that relates to the standard case object such that a bug could be related to multiple cases and a case could also be related to multiple bugs. Creating the junction object.
How to make a junction object go away?
If you want to make your own man-many link between two objects, you can make a custom object, and add one field as a lookup to the first object, then another field as a lookup to the second object. If you want the junction object to go away automatically when one of the parents is deleted, then make your junction object a detail of that object.
What is the use of junction object in Salesforce?
To create this data model you need a third object “Job Application” that links the 2. So you’d create a lookup field for both Position and Candidate object on the “Job Application” object. This will establish many to many relationship between Position and Candidate via the “Job Application” object known as the junction object.
Is the contract role object a junciton object?
The Contract Role object is definintly a junciton object. A bad one at that. A custom object with two master-detail relationships. Using a custom junction object, you can model a “many-to-many” relationship between two objects.
How to write a cross object soql query?
That works fine, but the Account.TAM_CSM_Assignment__c is a User ID from which I can get the User.Name and User.Email of that user via: SELECT User.Name, User.Email from User where Id = ”
How is a nested soql query treated like a field?
The nested query is treated like another field. That’s why there is a comma after the AnnualRevenue field. We use the plural version “Contacts” in the nested SOQL query. If you need to find the keyword for a custom relationship, find the lookup or master-detail field and look here:
How to get contact information in Salesforce soql?
Specify these relationships directly in the SELECT, FROM, or WHERE clauses using the dot (.) operator. For example: SELECT Id, Name, Account.Name FROM Contact WHERE Account.Industry = ‘media’ This query returns the ID and name for only the contacts whose related account industry is media, and for each contact returned, the account name.