Answer / saurabh agarwal

BDC Session Method
• Data is not updated in database tables unless session is processed.
• No SY-SUBRC returned.
• Error log is created for error records.
• Updation in database table is always synchronous
Call Transaction Method.
• Immediate Updation in database table.
• SY-SUBRC retuned.
• Errors need to be handled explicitly.
• Updation in database in database table can be Synchronous or Asynchronous

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