Lightning Connect vs REST callouts

Some weeks ago, in this post, I tried to solve one of the questions that was asked to me in London’s Calling presentation about how to unit test Lightning Connect apps. There was still another question in the session that encouraged me to perform an investigation on the differences in performance of using a Lightning Connect custom adapter vs implementing the same behaviour through REST callouts.

The investigation has consisted of performing a set of measures using three different scenarios: REST Callouts, Lightning Connect custom adapter with high-volume external datasource and Lightning Connect custom adapter with no high-volume external datasource. If you don’t know the differences between a high-volume and a no high-volume external datasource, you can take a look at this post.

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