ABAP Select data from SAP table GLXCOMP 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 GLXCOMP 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 GLXCOMP. 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 GLXCOMP 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_GLXCOMP TYPE STANDARD TABLE OF GLXCOMP, WA_GLXCOMP TYPE GLXCOMP, 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: <GLXCOMP> TYPE GLXCOMP. *Process all fields in table header/work area as string values PERFORM process_as_string_field_values CHANGING wa_GLXCOMP. SELECT * *restrict ABAP select to first 10 rows UP TO 10 ROWS FROM GLXCOMP INTO TABLE IT_GLXCOMP. *Select data and declare internal table using in-line method @DATA *SELECT * * FROM GLXCOMP * INTO TABLE @DATA(IT_GLXCOMP2). *--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_GLXCOMP INDEX 1 INTO DATA(WA_GLXCOMP2). *Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL LOOP AT IT_GLXCOMP ASSIGNING <GLXCOMP>.*To update a field value using a field symbol simply change the value via the field symbol pointer
<GLXCOMP>-RVERS = 1.
<GLXCOMP>-DRCRK = 1.
<GLXCOMP>-HSL = 1.
<GLXCOMP>-TSL = 1.
<GLXCOMP>-PERIO = 1.
ENDLOOP. LOOP AT IT_GLXCOMP INTO WA_GLXCOMP. *Write horizonal line to screen report. WRITE:/ sy-uline. *Write selected data to screen/report before conversion. WRITE:/ sy-vline, WA_GLXCOMP-B_CSL, sy-vline,
WA_GLXCOMP-C_CSL, sy-vline,
WA_GLXCOMP-DIFF_CSL, sy-vline,
WA_GLXCOMP-B_QSL, sy-vline,
WA_GLXCOMP-C_QSL, sy-vline,
WA_GLXCOMP-DIFF_QSL, sy-vline.
ENDLOOP. *Add any further fields from structure WA_GLXCOMP 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_GLXCOMP 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_GLXCOMP INTO WA_GLXCOMP. *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 RVERS CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_GLXCOMP-RVERS IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_GLXCOMP-RVERS.
WRITE:/ 'New Value:', ld_input.
*Conversion exit PERI7, internal->external for field PERIO CALL FUNCTION 'CONVERSION_EXIT_PERI7_OUTPUT' EXPORTING input = WA_GLXCOMP-PERIO IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_GLXCOMP-PERIO.
WRITE:/ 'New Value:', ld_input.
*Conversion exit AC172, internal->external for field B_CSL CALL FUNCTION 'CONVERSION_EXIT_AC172_OUTPUT' EXPORTING input = WA_GLXCOMP-B_CSL IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_GLXCOMP-B_CSL.
WRITE:/ 'New Value:', ld_input.
*Conversion exit AC172, internal->external for field C_CSL CALL FUNCTION 'CONVERSION_EXIT_AC172_OUTPUT' EXPORTING input = WA_GLXCOMP-C_CSL IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_GLXCOMP-C_CSL.
WRITE:/ 'New Value:', ld_input.
*Conversion exit AC172, internal->external for field DIFF_CSL CALL FUNCTION 'CONVERSION_EXIT_AC172_OUTPUT' EXPORTING input = WA_GLXCOMP-DIFF_CSL IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_GLXCOMP-DIFF_CSL.
WRITE:/ 'New Value:', ld_input.
*Conversion exit ALPHA, internal->external for field COMP_ACCT CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_GLXCOMP-COMP_ACCT IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_GLXCOMP-COMP_ACCT.
WRITE:/ 'New Value:', ld_input.
*Conversion exit AC172, internal->external for field C_CSL_CO CALL FUNCTION 'CONVERSION_EXIT_AC172_OUTPUT' EXPORTING input = WA_GLXCOMP-C_CSL_CO IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_GLXCOMP-C_CSL_CO.
WRITE:/ 'New Value:', ld_input.
*Conversion exit AC172, internal->external for field B_CSL_CO CALL FUNCTION 'CONVERSION_EXIT_AC172_OUTPUT' EXPORTING input = WA_GLXCOMP-B_CSL_CO IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_GLXCOMP-B_CSL_CO.
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_GLXCOMP_STR,
RVERS TYPE STRING,
DRCRK TYPE STRING,
HSL TYPE STRING,
TSL TYPE STRING,
PERIO TYPE STRING,
B_CSL TYPE STRING,
C_CSL TYPE STRING,
DIFF_CSL TYPE STRING,
B_QSL TYPE STRING,
C_QSL TYPE STRING,
DIFF_QSL TYPE STRING,
FIELDGROUP TYPE STRING,
CURRENCY TYPE STRING,
REMARK TYPE STRING,
COMP_FIELD TYPE STRING,
COMP_DIFF TYPE STRING,
COMP_ACCT TYPE STRING,
C_CSL_CO TYPE STRING,
B_CSL_CO TYPE STRING,END OF T_EKKO_STR. DATA: WA_GLXCOMP_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_GLXCOMP_STR-RVERS sy-vline
WA_GLXCOMP_STR-DRCRK sy-vline
WA_GLXCOMP_STR-HSL sy-vline
WA_GLXCOMP_STR-TSL sy-vline
WA_GLXCOMP_STR-PERIO sy-vline
WA_GLXCOMP_STR-B_CSL sy-vline
WA_GLXCOMP_STR-C_CSL sy-vline
WA_GLXCOMP_STR-DIFF_CSL sy-vline
WA_GLXCOMP_STR-B_QSL sy-vline
WA_GLXCOMP_STR-C_QSL sy-vline
WA_GLXCOMP_STR-DIFF_QSL sy-vline
WA_GLXCOMP_STR-FIELDGROUP sy-vline
WA_GLXCOMP_STR-CURRENCY sy-vline
WA_GLXCOMP_STR-REMARK sy-vline
WA_GLXCOMP_STR-COMP_FIELD sy-vline
WA_GLXCOMP_STR-COMP_DIFF sy-vline
WA_GLXCOMP_STR-COMP_ACCT sy-vline
WA_GLXCOMP_STR-C_CSL_CO sy-vline
WA_GLXCOMP_STR-B_CSL_CO sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.