SAP MDMA_SINGLE_READ Function Module for Select Single on MDMA with Buffer Supplement
MDMA_SINGLE_READ is a standard mdma single read SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Select Single on MDMA with Buffer Supplement 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 mdma single read FM, simply by entering the name MDMA_SINGLE_READ into the relevant SAP transaction such as SE37 or SE38.
Function Group: MD08
Program Name: SAPLMD08
Main Program: SAPLMD08
Appliation area: M
Release date: 11-May-1999
Mode(Normal, Remote etc): Normal Function Module
Update:

Function MDMA_SINGLE_READ 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 'MDMA_SINGLE_READ'"Select Single on MDMA with Buffer Supplement.
EXPORTING
* KZRFB = ' ' "Indicator: Refresh Buffer Entry
* MAXTZ = 0 "Max. No. of Entries in Buffer
MATNR = "Material Number of the Material to be Maintained
BERID = "MRP area
IMPORTING
WMDMA = "Return Structure of the MRP area
EXCEPTIONS
WRONG_CALL = 1 NOT_FOUND = 2
IMPORTING Parameters details for MDMA_SINGLE_READ
KZRFB - Indicator: Refresh Buffer Entry
Data type: MTCOM-KZRFBDefault: ' '
Optional: Yes
Call by Reference: No ( called with pass by value option)
MAXTZ - Max. No. of Entries in Buffer
Data type: MTCOM-MAXTZOptional: Yes
Call by Reference: No ( called with pass by value option)
MATNR - Material Number of the Material to be Maintained
Data type: MDMA-MATNROptional: No
Call by Reference: No ( called with pass by value option)
BERID - MRP area
Data type: MDMA-BERIDOptional: No
Call by Reference: No ( called with pass by value option)
EXPORTING Parameters details for MDMA_SINGLE_READ
WMDMA - Return Structure of the MRP area
Data type: MDMAOptional: No
Call by Reference: No ( called with pass by value option)
EXCEPTIONS details
WRONG_CALL - Incorrect Call
Data type:Optional: No
Call by Reference: No ( called with pass by value option)
NOT_FOUND - Material number does not exist
Data type:Optional: No
Call by Reference: No ( called with pass by value option)
Copy and paste ABAP code example for MDMA_SINGLE_READ 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.| DATA: | ||||
| lv_kzrfb | TYPE MTCOM-KZRFB, " ' ' | |||
| lv_wmdma | TYPE MDMA, " | |||
| lv_wrong_call | TYPE MDMA, " | |||
| lv_maxtz | TYPE MTCOM-MAXTZ, " 0 | |||
| lv_not_found | TYPE MTCOM, " | |||
| lv_matnr | TYPE MDMA-MATNR, " | |||
| lv_berid | TYPE MDMA-BERID. " |
|   CALL FUNCTION 'MDMA_SINGLE_READ' "Select Single on MDMA with Buffer Supplement |
| EXPORTING | ||
| KZRFB | = lv_kzrfb | |
| MAXTZ | = lv_maxtz | |
| MATNR | = lv_matnr | |
| BERID | = lv_berid | |
| IMPORTING | ||
| WMDMA | = lv_wmdma | |
| EXCEPTIONS | ||
| WRONG_CALL = 1 | ||
| NOT_FOUND = 2 | ||
| . " MDMA_SINGLE_READ | ||
ABAP code using 7.40 inline data declarations to call FM MDMA_SINGLE_READ
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.| "SELECT single KZRFB FROM MTCOM INTO @DATA(ld_kzrfb). | ||||
| DATA(ld_kzrfb) | = ' '. | |||
| "SELECT single MAXTZ FROM MTCOM INTO @DATA(ld_maxtz). | ||||
| "SELECT single MATNR FROM MDMA INTO @DATA(ld_matnr). | ||||
| "SELECT single BERID FROM MDMA INTO @DATA(ld_berid). | ||||
Search for further information about these or an SAP related objects