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What is the junction object in Salesforce and what is it used for?
What is the junction object in Salesforce and what is it used for?
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3 Replies
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A junction object is a custom object with two master-detail relationships.
Example: For example, you create 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.
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Junction object is to achieve Many-to-Many relationship model in Salesforce. It means that each record can be associated with many records using the Junction object which keeps the reference of records.
Here is a example of junction object which shows many-to-many relationship in schema builder. Here junction object is user which show Many-to-Many relationship.
I hope picture will help you better to understand junction object.
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Junction object: A junction object is an object when we can create many-to-many relationships using two master-detail relationships in an object.
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