There are three buffering types that can be configured for a database table or database view in ABAP Dictionary: Single record buffering. How many types of buffers are there in SAP ABAP? In programming terms, putting items in the queue is called enqueue, and removing items from the queue is called dequeue.

Go to “Error Handling” -> Logging -> Switch on.

Use transaction SM12, enter “test” in command field and run it by pressing Enter key, then a new menu “Error Handling” will show up, like the following picture.

This Enqueue and Dequeue method is used to lock and unlock any object in SAP ABAP. ENQUEUE_E_TABLE and DEQUEUE_E_TABLE that are used to set and release locks on data record. Lock Objects in SAP ABAP are global reusable component which generates function modules i.e.

Provide the table name and Select the Lock mode as Write Lock and Click on the Lock Parameter Tab. Lock Objects Provide the Short text and click on the Tables Tab. Step 4 − Enter the table name in Name field and select the lock mode as Write Lock.Step 3 − Enter the short description field and click on Tables tab.Step 2 − Click ‘Lock Object’ radio button.A lock request is first generated by the program.There are various installation options for this server: The enqueue servers can be configured as an enqueue work process in an instance. There is only one enqueue server in a distributed SAP system.

The enqueue server (also known as the lock server) is the SAP system component that manages the lock table.

Enqueue and dequeue in sap abap