Hello, I noticed that using the “Patch” method when the resource does not already exist results in the resource being created (all fields not provided are set to the default). This is in a User Defined Table. My previous understanding of “Patch” was that I could expect an error if the resource does…

PUT also implies that complete object definition is sent, and with UpdateExt we use here, it is not a case. We only require key and changed fields. For your task you have to do 2 calls - GET an PATCH

REST API Update Only Method (Patch?)

Epicor ERP 10

dpenn (David Penn) June 17, 2020, 7:26pm 2

A work around would be to query the table with a get, and only preform the patch if the record existed. Not sure your version, but I know they have done a lot of work on the REST interface.

1 Like

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REST API Update Only Method (Patch?)

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