ABAP Select data from SAP table GEXP_ISSUES into internal table
Get Example source ABAP code based on a different SAP table
Below is a number of ABAP code snippets to demonstrate how to select data from SAP GEXP_ISSUES table and store it within an internal table, including using the newer @DATA inline declaration methods. It also shows you various ways to process this data using ABAP work area, inline declaration or field symbols including executing all the relevant CONVERSION_EXIT routines specific to GEXP_ISSUES. See here for more generic Select statement tips.
Sometimes data within SAP is stored within the database table in a different format to what it is displayed to the user. These input/output conversation FM routines are what translates the data between the two formats.
There is also a full declaration of the GEXP_ISSUES table where each field has a char/string type for you to simply copy and paste. This allows you to use processing that is only available to these field types such as the CONCATENATE statement.
DATA: IT_GEXP_ISSUES TYPE STANDARD TABLE OF GEXP_ISSUES, WA_GEXP_ISSUES TYPE GEXP_ISSUES, GD_STR TYPE STRING. DATA: lo_typedescr type REF TO cl_abap_typedescr. DATA: lv_fieldname type fieldname. FIELD-SYMBOLS: <FIELD> TYPE any. FIELD-SYMBOLS: <GEXP_ISSUES> TYPE GEXP_ISSUES. *Process all fields in table header/work area as string values PERFORM process_as_string_field_values CHANGING wa_GEXP_ISSUES. SELECT * *restrict ABAP select to first 10 rows UP TO 10 ROWS FROM GEXP_ISSUES INTO TABLE IT_GEXP_ISSUES. *Select data and declare internal table using in-line method @DATA *SELECT * * FROM GEXP_ISSUES * INTO TABLE @DATA(IT_GEXP_ISSUES2). *--Further methods of using ABAP code to select data from SAP database tables *You can also declare the header/work area using the in-line DATA declaration method READ TABLE IT_GEXP_ISSUES INDEX 1 INTO DATA(WA_GEXP_ISSUES2). *Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL LOOP AT IT_GEXP_ISSUES ASSIGNING <GEXP_ISSUES>.*To update a field value using a field symbol simply change the value via the field symbol pointer
<GEXP_ISSUES>-GUID = 1.
<GEXP_ISSUES>-SYSID = 1.
<GEXP_ISSUES>-HOST = 1.
<GEXP_ISSUES>-SYSTEM_CLIENT = 1.
<GEXP_ISSUES>-SAP_RELEASE = 1.
ENDLOOP. LOOP AT IT_GEXP_ISSUES INTO WA_GEXP_ISSUES. *Write horizonal line to screen report. WRITE:/ sy-uline. *Write selected data to screen/report before conversion. WRITE:/ sy-vline, WA_GEXP_ISSUES-CHECK_DATE, sy-vline,
WA_GEXP_ISSUES-CHECK_TIME, sy-vline,
WA_GEXP_ISSUES-NAME, sy-vline,
WA_GEXP_ISSUES-VERSION, sy-vline,
WA_GEXP_ISSUES-DESCRIPT, sy-vline,
WA_GEXP_ISSUES-SESSION_ID, sy-vline.
ENDLOOP. *Add any further fields from structure WA_GEXP_ISSUES you want to display... WRITE:/ sy-uline. * Aternatively use generic code to Write field values (and NAME) to screen report DO. ASSIGN COMPONENT sy-index OF STRUCTURE wa_GEXP_ISSUES TO <field>. IF sy-subrc <> 0. EXIT. ENDIF. WRITE:/ 'Field Value', <field>, sy-vline. gd_str = <field> . lo_typedescr ?= CL_ABAP_DATADESCR=>DESCRIBE_BY_DATA( <field> ). lv_fieldname = lo_typedescr->GET_RELATIVE_NAME( ). WRITE:/ 'Field Name', lv_fieldname. ENDDO. *Redo loop but convert all fields from internal to out value LOOP AT IT_GEXP_ISSUES INTO WA_GEXP_ISSUES. *Write horizonal line to screen report. WRITE:/ sy-uline. *Convert all fields to display/output versions using conversion routines PERFORM convert_all_field_values CHANGING wa_EKKO. ENDLOOP. *&---------------------------------------------------------------------* *& Form convert_all_field_values *&---------------------------------------------------------------------* FORM convert_all_field_values CHANGING p_EKKO LIKE wa_EKKO. DATA: ld_input(1000) TYPE c, ld_output(1000) TYPE C.
*Conversion exit ALPHA, internal->external for field BSYSTEM CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_GEXP_ISSUES-BSYSTEM IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_GEXP_ISSUES-BSYSTEM.
WRITE:/ 'New Value:', ld_input.
*Conversion exit TCTST, internal->external for field TIMESTMP CALL FUNCTION 'CONVERSION_EXIT_TCTST_OUTPUT' EXPORTING input = WA_GEXP_ISSUES-TIMESTMP IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_GEXP_ISSUES-TIMESTMP.
WRITE:/ 'New Value:', ld_input.
ENDFORM. *&---------------------------------------------------------------------* *& Form process_as_string_field_values *&---------------------------------------------------------------------* FORM process_as_string_field_values CHANGING p_EKKO LIKE wa_EKKO. TYPES: BEGIN OF T_GEXP_ISSUES_STR,
GUID TYPE STRING,
SYSID TYPE STRING,
HOST TYPE STRING,
SYSTEM_CLIENT TYPE STRING,
SAP_RELEASE TYPE STRING,
CHECK_DATE TYPE STRING,
CHECK_TIME TYPE STRING,
NAME TYPE STRING,
VERSION TYPE STRING,
DESCRIPT TYPE STRING,
SESSION_ID TYPE STRING,
PGMID TYPE STRING,
OBJECT TYPE STRING,
OBJ_NAME TYPE STRING,
TABKEY TYPE STRING,
DEVCLASS TYPE STRING,
AUTHOR TYPE STRING,
REPORTER TYPE STRING,
INCIDENT_DESCRIPTION TYPE STRING,
INCIDENT_ID TYPE STRING,
TASK_ID TYPE STRING,
DESCR TYPE STRING,
APPL_COMP TYPE STRING,
TYPE TYPE STRING,
ID TYPE STRING,
BNUMBER TYPE STRING,
MESSAGE TYPE STRING,
LOG_NO TYPE STRING,
LOG_MSG_NO TYPE STRING,
MESSAGE_V1 TYPE STRING,
MESSAGE_V2 TYPE STRING,
MESSAGE_V3 TYPE STRING,
MESSAGE_V4 TYPE STRING,
BPARAMETER TYPE STRING,
BROW TYPE STRING,
FIELD TYPE STRING,
BSYSTEM TYPE STRING,
TSTPNM TYPE STRING,
TIMESTMP TYPE STRING,
DETAILS TYPE STRING,
EXEC_ID TYPE STRING,
PERIOD TYPE STRING,
PERIOD_DESCR TYPE STRING,
ACTIVITY TYPE STRING,
ACTIVITY_DESCR TYPE STRING,
SRC_OBJECT TYPE STRING,
SRC_LINE TYPE STRING,END OF T_EKKO_STR. DATA: WA_GEXP_ISSUES_STR type T_EKKO_STR. DATA: ld_text TYPE string. LOOP AT IT_EKKO INTO WA_EKKO. MOVE-CORRESPONDING wa_EKKO TO WA_EKKO_STR. CONCATENATE: sy-vline
WA_GEXP_ISSUES_STR-GUID sy-vline
WA_GEXP_ISSUES_STR-SYSID sy-vline
WA_GEXP_ISSUES_STR-HOST sy-vline
WA_GEXP_ISSUES_STR-SYSTEM_CLIENT sy-vline
WA_GEXP_ISSUES_STR-SAP_RELEASE sy-vline
WA_GEXP_ISSUES_STR-CHECK_DATE sy-vline
WA_GEXP_ISSUES_STR-CHECK_TIME sy-vline
WA_GEXP_ISSUES_STR-NAME sy-vline
WA_GEXP_ISSUES_STR-VERSION sy-vline
WA_GEXP_ISSUES_STR-DESCRIPT sy-vline
WA_GEXP_ISSUES_STR-SESSION_ID sy-vline
WA_GEXP_ISSUES_STR-PGMID sy-vline
WA_GEXP_ISSUES_STR-OBJECT sy-vline
WA_GEXP_ISSUES_STR-OBJ_NAME sy-vline
WA_GEXP_ISSUES_STR-TABKEY sy-vline
WA_GEXP_ISSUES_STR-DEVCLASS sy-vline
WA_GEXP_ISSUES_STR-AUTHOR sy-vline
WA_GEXP_ISSUES_STR-REPORTER sy-vline
WA_GEXP_ISSUES_STR-INCIDENT_DESCRIPTION sy-vline
WA_GEXP_ISSUES_STR-INCIDENT_ID sy-vline
WA_GEXP_ISSUES_STR-TASK_ID sy-vline
WA_GEXP_ISSUES_STR-DESCR sy-vline
WA_GEXP_ISSUES_STR-APPL_COMP sy-vline
WA_GEXP_ISSUES_STR-TYPE sy-vline
WA_GEXP_ISSUES_STR-ID sy-vline
WA_GEXP_ISSUES_STR-BNUMBER sy-vline
WA_GEXP_ISSUES_STR-MESSAGE sy-vline
WA_GEXP_ISSUES_STR-LOG_NO sy-vline
WA_GEXP_ISSUES_STR-LOG_MSG_NO sy-vline
WA_GEXP_ISSUES_STR-MESSAGE_V1 sy-vline
WA_GEXP_ISSUES_STR-MESSAGE_V2 sy-vline
WA_GEXP_ISSUES_STR-MESSAGE_V3 sy-vline
WA_GEXP_ISSUES_STR-MESSAGE_V4 sy-vline
WA_GEXP_ISSUES_STR-BPARAMETER sy-vline
WA_GEXP_ISSUES_STR-BROW sy-vline
WA_GEXP_ISSUES_STR-FIELD sy-vline
WA_GEXP_ISSUES_STR-BSYSTEM sy-vline
WA_GEXP_ISSUES_STR-TSTPNM sy-vline
WA_GEXP_ISSUES_STR-TIMESTMP sy-vline
WA_GEXP_ISSUES_STR-DETAILS sy-vline
WA_GEXP_ISSUES_STR-EXEC_ID sy-vline
WA_GEXP_ISSUES_STR-PERIOD sy-vline
WA_GEXP_ISSUES_STR-PERIOD_DESCR sy-vline
WA_GEXP_ISSUES_STR-ACTIVITY sy-vline
WA_GEXP_ISSUES_STR-ACTIVITY_DESCR sy-vline
WA_GEXP_ISSUES_STR-SRC_OBJECT sy-vline
WA_GEXP_ISSUES_STR-SRC_LINE sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.