ABAP Select data from SAP table /MRSS/T_SQM_MAT_ARC 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 /MRSS/T_SQM_MAT_ARC 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 /MRSS/T_SQM_MAT_ARC. 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 /MRSS/T_SQM_MAT_ARC 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_/MRSS/T_SQM_MAT_ARC TYPE STANDARD TABLE OF /MRSS/T_SQM_MAT_ARC, WA_/MRSS/T_SQM_MAT_ARC TYPE /MRSS/T_SQM_MAT_ARC, 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: </MRSS/T_SQM_MAT_ARC> TYPE /MRSS/T_SQM_MAT_ARC. *Process all fields in table header/work area as string values PERFORM process_as_string_field_values CHANGING wa_/MRSS/T_SQM_MAT_ARC. SELECT * *restrict ABAP select to first 10 rows UP TO 10 ROWS FROM /MRSS/T_SQM_MAT_ARC INTO TABLE IT_/MRSS/T_SQM_MAT_ARC. *Select data and declare internal table using in-line method @DATA *SELECT * * FROM /MRSS/T_SQM_MAT_ARC * INTO TABLE @DATA(IT_/MRSS/T_SQM_MAT_ARC2). *--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_/MRSS/T_SQM_MAT_ARC INDEX 1 INTO DATA(WA_/MRSS/T_SQM_MAT_ARC2). *Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL LOOP AT IT_/MRSS/T_SQM_MAT_ARC ASSIGNING </MRSS/T_SQM_MAT_ARC>.*To update a field value using a field symbol simply change the value via the field symbol pointer
</MRSS/T_SQM_MAT_ARC>-MATID = 1.
</MRSS/T_SQM_MAT_ARC>-KTEXT = 1.
</MRSS/T_SQM_MAT_ARC>-P_CATID = 1.
</MRSS/T_SQM_MAT_ARC>-P_CAT_TEXT = 1.
</MRSS/T_SQM_MAT_ARC>-S_CATID = 1.
ENDLOOP. LOOP AT IT_/MRSS/T_SQM_MAT_ARC INTO WA_/MRSS/T_SQM_MAT_ARC. *Write horizonal line to screen report. WRITE:/ sy-uline. *Write selected data to screen/report before conversion. WRITE:/ sy-vline, WA_/MRSS/T_SQM_MAT_ARC-S_CAT_TEXT, sy-vline,
WA_/MRSS/T_SQM_MAT_ARC-MNT_GRP, sy-vline,
WA_/MRSS/T_SQM_MAT_ARC-MNT_DESC, sy-vline,
WA_/MRSS/T_SQM_MAT_ARC-SCALE_ID, sy-vline,
WA_/MRSS/T_SQM_MAT_ARC-SCALE_TEXT, sy-vline,
WA_/MRSS/T_SQM_MAT_ARC-DELETION_FLAG, sy-vline.
ENDLOOP. *Add any further fields from structure WA_/MRSS/T_SQM_MAT_ARC 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_/MRSS/T_SQM_MAT_ARC 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_/MRSS/T_SQM_MAT_ARC INTO WA_/MRSS/T_SQM_MAT_ARC. *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 MATID CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_/MRSS/T_SQM_MAT_ARC-MATID IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_/MRSS/T_SQM_MAT_ARC-MATID.
WRITE:/ 'New Value:', ld_input.
*Conversion exit ALPHA, internal->external for field P_CATID CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_/MRSS/T_SQM_MAT_ARC-P_CATID IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_/MRSS/T_SQM_MAT_ARC-P_CATID.
WRITE:/ 'New Value:', ld_input.
*Conversion exit ALPHA, internal->external for field S_CATID CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_/MRSS/T_SQM_MAT_ARC-S_CATID IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_/MRSS/T_SQM_MAT_ARC-S_CATID.
WRITE:/ 'New Value:', ld_input.
*Conversion exit ISOLA, internal->external for field MASTER_LANGU CALL FUNCTION 'CONVERSION_EXIT_ISOLA_OUTPUT' EXPORTING input = WA_/MRSS/T_SQM_MAT_ARC-MASTER_LANGU IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_/MRSS/T_SQM_MAT_ARC-MASTER_LANGU.
WRITE:/ 'New Value:', ld_input.
*Conversion exit ISOLA, internal->external for field LANGU CALL FUNCTION 'CONVERSION_EXIT_ISOLA_OUTPUT' EXPORTING input = WA_/MRSS/T_SQM_MAT_ARC-LANGU IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_/MRSS/T_SQM_MAT_ARC-LANGU.
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_/MRSS/T_SQM_MAT_ARC_STR,
MATID TYPE STRING,
KTEXT TYPE STRING,
P_CATID TYPE STRING,
P_CAT_TEXT TYPE STRING,
S_CATID TYPE STRING,
S_CAT_TEXT TYPE STRING,
MNT_GRP TYPE STRING,
MNT_DESC TYPE STRING,
SCALE_ID TYPE STRING,
SCALE_TEXT TYPE STRING,
DELETION_FLAG TYPE STRING,
CREATED_BY TYPE STRING,
CREATED_DATE TYPE STRING,
CREATED_TIME TYPE STRING,
CHANGED_BY TYPE STRING,
CHANGED_DATE TYPE STRING,
CHANGED_TIME TYPE STRING,
LINE TYPE STRING,
MASTER_LANGU TYPE STRING,
LANGU TYPE STRING,
DISPLAY_AUTH TYPE STRING,END OF T_EKKO_STR. DATA: WA_/MRSS/T_SQM_MAT_ARC_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_/MRSS/T_SQM_MAT_ARC_STR-MATID sy-vline
WA_/MRSS/T_SQM_MAT_ARC_STR-KTEXT sy-vline
WA_/MRSS/T_SQM_MAT_ARC_STR-P_CATID sy-vline
WA_/MRSS/T_SQM_MAT_ARC_STR-P_CAT_TEXT sy-vline
WA_/MRSS/T_SQM_MAT_ARC_STR-S_CATID sy-vline
WA_/MRSS/T_SQM_MAT_ARC_STR-S_CAT_TEXT sy-vline
WA_/MRSS/T_SQM_MAT_ARC_STR-MNT_GRP sy-vline
WA_/MRSS/T_SQM_MAT_ARC_STR-MNT_DESC sy-vline
WA_/MRSS/T_SQM_MAT_ARC_STR-SCALE_ID sy-vline
WA_/MRSS/T_SQM_MAT_ARC_STR-SCALE_TEXT sy-vline
WA_/MRSS/T_SQM_MAT_ARC_STR-DELETION_FLAG sy-vline
WA_/MRSS/T_SQM_MAT_ARC_STR-CREATED_BY sy-vline
WA_/MRSS/T_SQM_MAT_ARC_STR-CREATED_DATE sy-vline
WA_/MRSS/T_SQM_MAT_ARC_STR-CREATED_TIME sy-vline
WA_/MRSS/T_SQM_MAT_ARC_STR-CHANGED_BY sy-vline
WA_/MRSS/T_SQM_MAT_ARC_STR-CHANGED_DATE sy-vline
WA_/MRSS/T_SQM_MAT_ARC_STR-CHANGED_TIME sy-vline
WA_/MRSS/T_SQM_MAT_ARC_STR-LINE sy-vline
WA_/MRSS/T_SQM_MAT_ARC_STR-MASTER_LANGU sy-vline
WA_/MRSS/T_SQM_MAT_ARC_STR-LANGU sy-vline
WA_/MRSS/T_SQM_MAT_ARC_STR-DISPLAY_AUTH sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.