SAP UPC_DATA_ENQ_DEQ Function Module for Locking Transaction Data

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UPC_DATA_ENQ_DEQ is a standard upc data enq deq SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Locking Transaction Data processing and below is the pattern details for this FM, showing its interface including any import and export parameters, exceptions etc. there is also a full "cut and paste" ABAP pattern code example, along with implementation ABAP coding, documentation and contribution comments specific to this or related objects.

See here to view full function module documentation and code listing for upc data enq deq FM, simply by entering the name UPC_DATA_ENQ_DEQ into the relevant SAP transaction such as SE37 or SE38.

Function Group: UPC1
Program Name: SAPLUPC1
Main Program: SAPLUPC1
Appliation area:
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function UPC_DATA_ENQ_DEQ pattern details

In-order to call this FM within your sap programs, simply using the below ABAP pattern details to trigger the function call...or see the full ABAP code listing at the end of this article. You can simply cut and paste this code into your ABAP progrom as it is, including variable declarations.

CALL FUNCTION 'UPC_DATA_ENQ_DEQ'"Locking Transaction Data
  EXPORTING
   I_AREA =  "Planning Area
   ITO_CHASEL =  "Characteristic Selection
   I_ACTION =  "Single-Character Indicator
   I_ENQMODE =  "Lock Mode
*  IS_LOCK_INFO =  "Context Information on Lock Request

EXCEPTIONS
   FOREIGN_LOCK = 1    RFC_ERROR = 2 

.

IMPORTING Parameters details for UPC_DATA_ENQ_DEQ

I_AREA - Planning Area

Data type: UPC_Y_AREA
Optional: No
Call by Reference: Yes

ITO_CHASEL - Characteristic Selection

Data type: UPC_YTO_CHASEL
Optional: No
Call by Reference: Yes

I_ACTION - Single-Character Indicator

Data type: CHAR1
Optional: No
Call by Reference: Yes

I_ENQMODE - Lock Mode

Data type: ENQMODE
Optional: No
Call by Reference: Yes

IS_LOCK_INFO - Context Information on Lock Request

Data type: UPC_YS_LOCK_INFO
Optional: Yes
Call by Reference: Yes

EXCEPTIONS details

FOREIGN_LOCK - Lock

Data type:
Optional: No
Call by Reference: Yes

RFC_ERROR - Error During RFC Call

Data type:
Optional: No
Call by Reference: Yes

Copy and paste ABAP code example for UPC_DATA_ENQ_DEQ Function Module

The ABAP code below is a full code listing to execute function module POPUP_TO_CONFIRM including all data declarations. The code uses the original data declarations rather than the latest in-line data DECLARATION SYNTAX but I have included an ABAP code snippet at the end to show how declarations would look using the newer method of declaring data variables on the fly. This will allow you to compare and fully understand the new inline method. Please note some of the newer syntax such as the @DATA is not available until a later 4.70 service pack (SP8), which i why i have stuck to the origianl for this example.

ABAP code using 7.40 inline data declarations to call FM UPC_DATA_ENQ_DEQ

The below ABAP code uses the newer in-line data declarations. This allows you to see the coding differences/benefits of the later inline syntax. Please note some of the newer syntax below, such as the @DATA is not available until 4.70 EHP 8.

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