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How to upsert records using external ID in apex?
First exception on row 0; first error: DUPLICATE_VALUE, duplicate value found: Externald__c duplicates value on record with id: a1H370000016QkV: [] Apex code:
Why does upsert give ” duplicate ID exception “?
If it finds more matches it throws an error: this could happen if you have records with the same ids coming from an external system (can avoid this using the unique attribute for external ids) and in this case it makes sense that the data loader throws errors since it would not know what records you want to update .
What does duplicate external ID mean in Salesforce?
The DUPLICATE_EXTERNAL_ID error means that one or more records in the target have the same value for the external ID field. Salesforce doesn’t know which record to upsert, so throws an error.
How does upsert work on an external ID?
Just to confirm the behavior of data loader/Code and external IDs: the data loader/Code tries to match records it’s trying to upsert on the external id that you have specified. If it does not find a match , it inserts, if it does find one single match it updates.
How to insert or update a record using an external ID?
You can use the sObject Rows by External ID resource to create records or update existing records (upsert) based on the value of a specified external ID field. If the external ID is not matched, then a new record is created according to the request body.
How to check Foo’s external ID in apex?
Foo’s external id matches with product’s external Id. Some of my pro… Stack Exchange Network Stack Exchange network consists of 177 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
How to insert or update a record using an upsert?
A Line_Item__c record with a LineItemExtID__c value of 456 does not exist. This is the record that gets created and associated to the Merchandise__c record. Notice that the related Merchandise__c record is referenced using the Merchandise__c’s external ID field. The HTTP status code is 201 (Created).