# \#external-id

**URL:** https://community.cdata.com/tag/external-id/863.md

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## [How to Use an External ID to Perform an UPSERT Operation against Salesforce](https://community.cdata.com/t/how-to-use-an-external-id-to-perform-an-upsert-operation-against-salesforce/1252)

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**Author:** [@Somya](https://community.cdata.com/u/Somya)\
**Replies:** 0\
**Last updated:** [December 11, 2025, 4:57am UTC](https://community.cdata.com/t/how-to-use-an-external-id-to-perform-an-upsert-operation-against-salesforce/1252 "2025-12-11T04:57:09Z")

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The CData Salesforce connectivity solutions make it easy to synchronize data with Salesforce by enabling seamless UPSERT operations using External IDs. An External ID allows you to match records from your source system w…