What is the different between call transaction method and session method?

Question

Accepted Answer

Call transaction method is synchronous and session method is asynchronous.

Call transaction method executes the transaction immediately and waits for the response while session method creates a session and executes the transaction in the background.
Call transaction method is suitable for small data sets while session method is suitable for large data sets.
Call transaction method is faster than session method but session method provides better error handling and logging.
Call transaction method is used for immediate processing while session method is used for batch processing.
Examples of call transaction method include BDC_INSERT, BDC_UPDATE, BDC_REPLACE, etc. while examples of session method include BDC_SESSION_CREATE, BDC_SESSION_CLOSE, BDC_SESSION_PROCESS, etc.

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