SAP ISU_DB_ERDK_SELECT_DOC Function Module for INTERNAL: Read ERDK (by OPBEL)
ISU_DB_ERDK_SELECT_DOC is a standard isu db erdk select doc SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for INTERNAL: Read ERDK (by OPBEL) 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 isu db erdk select doc FM, simply by entering the name ISU_DB_ERDK_SELECT_DOC into the relevant SAP transaction such as SE37 or SE38.
Function Group: ERDK
Program Name: SAPLERDK
Main Program: SAPLERDK
Appliation area: E
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function ISU_DB_ERDK_SELECT_DOC 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 'ISU_DB_ERDK_SELECT_DOC'"INTERNAL: Read ERDK (by OPBEL).
EXPORTING
* X_MAXCOUNT = 0 "
* X_SORT = "Sorting ('K' = Key, ' ' = No Sorting)
* X_ACTUAL = "Consistent Data Version ('X' = Yes, ' ' = No)
* X_WHERE = "
IMPORTING
Y_COUNT = "Number of Hits
Y_OVERFLOW = "Overflow indicator
Y_ERDK = "Return Structure
TABLES
XT_OPBEL = "
YT_ERDK = "No.of hits
EXCEPTIONS
NOT_FOUND = 1 SYSTEM_ERROR = 2 NOT_QUALIFIED = 3
IMPORTING Parameters details for ISU_DB_ERDK_SELECT_DOC
X_MAXCOUNT -
Data type: REGEN-MAXCOUNTOptional: Yes
Call by Reference: No ( called with pass by value option)
X_SORT - Sorting ('K' = Key, SPACE = No Sorting)
Data type: REGEN-KZ_SORTOptional: Yes
Call by Reference: No ( called with pass by value option)
X_ACTUAL - Consistent Data Version ('X' = Yes, ' ' = No)
Data type: REGEN-ACTUALOptional: Yes
Call by Reference: No ( called with pass by value option)
X_WHERE -
Data type: RSDS_WHEREOptional: Yes
Call by Reference: Yes
EXPORTING Parameters details for ISU_DB_ERDK_SELECT_DOC
Y_COUNT - Number of Hits
Data type: REGEN-MAXCOUNTOptional: No
Call by Reference: No ( called with pass by value option)
Y_OVERFLOW - Overflow indicator
Data type: REGEN-OVERFLOWOptional: No
Call by Reference: No ( called with pass by value option)
Y_ERDK - Return Structure
Data type: ERDKOptional: No
Call by Reference: No ( called with pass by value option)
TABLES Parameters details for ISU_DB_ERDK_SELECT_DOC
XT_OPBEL -
Data type: ISU_RANGESOptional: No
Call by Reference: No ( called with pass by value option)
YT_ERDK - No.of hits
Data type: ERDKOptional: No
Call by Reference: No ( called with pass by value option)
EXCEPTIONS details
NOT_FOUND - No Object Found
Data type:Optional: No
Call by Reference: No ( called with pass by value option)
SYSTEM_ERROR - Other Error
Data type:Optional: No
Call by Reference: No ( called with pass by value option)
NOT_QUALIFIED - Input Parameters Are not Qualified
Data type:Optional: No
Call by Reference: No ( called with pass by value option)
Copy and paste ABAP code example for ISU_DB_ERDK_SELECT_DOC 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_y_count | TYPE REGEN-MAXCOUNT, " | |||
| lt_xt_opbel | TYPE STANDARD TABLE OF ISU_RANGES, " | |||
| lv_not_found | TYPE ISU_RANGES, " | |||
| lv_x_maxcount | TYPE REGEN-MAXCOUNT, " 0 | |||
| lv_x_sort | TYPE REGEN-KZ_SORT, " | |||
| lt_yt_erdk | TYPE STANDARD TABLE OF ERDK, " | |||
| lv_y_overflow | TYPE REGEN-OVERFLOW, " | |||
| lv_system_error | TYPE REGEN, " | |||
| lv_y_erdk | TYPE ERDK, " | |||
| lv_x_actual | TYPE REGEN-ACTUAL, " | |||
| lv_not_qualified | TYPE REGEN, " | |||
| lv_x_where | TYPE RSDS_WHERE. " |
|   CALL FUNCTION 'ISU_DB_ERDK_SELECT_DOC' "INTERNAL: Read ERDK (by OPBEL) |
| EXPORTING | ||
| X_MAXCOUNT | = lv_x_maxcount | |
| X_SORT | = lv_x_sort | |
| X_ACTUAL | = lv_x_actual | |
| X_WHERE | = lv_x_where | |
| IMPORTING | ||
| Y_COUNT | = lv_y_count | |
| Y_OVERFLOW | = lv_y_overflow | |
| Y_ERDK | = lv_y_erdk | |
| TABLES | ||
| XT_OPBEL | = lt_xt_opbel | |
| YT_ERDK | = lt_yt_erdk | |
| EXCEPTIONS | ||
| NOT_FOUND = 1 | ||
| SYSTEM_ERROR = 2 | ||
| NOT_QUALIFIED = 3 | ||
| . " ISU_DB_ERDK_SELECT_DOC | ||
ABAP code using 7.40 inline data declarations to call FM ISU_DB_ERDK_SELECT_DOC
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 MAXCOUNT FROM REGEN INTO @DATA(ld_y_count). | ||||
| "SELECT single MAXCOUNT FROM REGEN INTO @DATA(ld_x_maxcount). | ||||
| "SELECT single KZ_SORT FROM REGEN INTO @DATA(ld_x_sort). | ||||
| "SELECT single OVERFLOW FROM REGEN INTO @DATA(ld_y_overflow). | ||||
| "SELECT single ACTUAL FROM REGEN INTO @DATA(ld_x_actual). | ||||
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