ABAP Select data from SAP table ECAMIOPRHEAD_MID 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 ECAMIOPRHEAD_MID 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 ECAMIOPRHEAD_MID. 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 ECAMIOPRHEAD_MID 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_ECAMIOPRHEAD_MID TYPE STANDARD TABLE OF ECAMIOPRHEAD_MID, WA_ECAMIOPRHEAD_MID TYPE ECAMIOPRHEAD_MID, 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: <ECAMIOPRHEAD_MID> TYPE ECAMIOPRHEAD_MID. *Process all fields in table header/work area as string values PERFORM process_as_string_field_values CHANGING wa_ECAMIOPRHEAD_MID. SELECT * *restrict ABAP select to first 10 rows UP TO 10 ROWS FROM ECAMIOPRHEAD_MID INTO TABLE IT_ECAMIOPRHEAD_MID. *Select data and declare internal table using in-line method @DATA *SELECT * * FROM ECAMIOPRHEAD_MID * INTO TABLE @DATA(IT_ECAMIOPRHEAD_MID2). *--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_ECAMIOPRHEAD_MID INDEX 1 INTO DATA(WA_ECAMIOPRHEAD_MID2). *Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL LOOP AT IT_ECAMIOPRHEAD_MID ASSIGNING <ECAMIOPRHEAD_MID>.*To update a field value using a field symbol simply change the value via the field symbol pointer
<ECAMIOPRHEAD_MID>-VSTELLE = 1.
<ECAMIOPRHEAD_MID>-VBSADR = 1.
<ECAMIOPRHEAD_MID>-STATUS = 1.
<ECAMIOPRHEAD_MID>-STATUSICON = 1.
<ECAMIOPRHEAD_MID>-PUSH_PREM_SEARCH = 1.
ENDLOOP. LOOP AT IT_ECAMIOPRHEAD_MID INTO WA_ECAMIOPRHEAD_MID. *Write horizonal line to screen report. WRITE:/ sy-uline. *Write selected data to screen/report before conversion. WRITE:/ sy-vline, WA_ECAMIOPRHEAD_MID-PUSH_PREM_ENV, sy-vline,
WA_ECAMIOPRHEAD_MID-EINZDAT, sy-vline,
WA_ECAMIOPRHEAD_MID-BEZUGSDAT, sy-vline,
WA_ECAMIOPRHEAD_MID-UEBADR, sy-vline,
WA_ECAMIOPRHEAD_MID-MI_TEXT, sy-vline,
WA_ECAMIOPRHEAD_MID-AUTBEGR, sy-vline.
ENDLOOP. *Add any further fields from structure WA_ECAMIOPRHEAD_MID 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_ECAMIOPRHEAD_MID 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_ECAMIOPRHEAD_MID INTO WA_ECAMIOPRHEAD_MID. *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 VSTELLE CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_ECAMIOPRHEAD_MID-VSTELLE IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_ECAMIOPRHEAD_MID-VSTELLE.
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_ECAMIOPRHEAD_MID_STR,
VSTELLE TYPE STRING,
VBSADR TYPE STRING,
STATUS TYPE STRING,
STATUSICON TYPE STRING,
PUSH_PREM_SEARCH TYPE STRING,
PUSH_PREM_ENV TYPE STRING,
EINZDAT TYPE STRING,
BEZUGSDAT TYPE STRING,
UEBADR TYPE STRING,
MI_TEXT TYPE STRING,
AUTBEGR TYPE STRING,END OF T_EKKO_STR. DATA: WA_ECAMIOPRHEAD_MID_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_ECAMIOPRHEAD_MID_STR-VSTELLE sy-vline
WA_ECAMIOPRHEAD_MID_STR-VBSADR sy-vline
WA_ECAMIOPRHEAD_MID_STR-STATUS sy-vline
WA_ECAMIOPRHEAD_MID_STR-STATUSICON sy-vline
WA_ECAMIOPRHEAD_MID_STR-PUSH_PREM_SEARCH sy-vline
WA_ECAMIOPRHEAD_MID_STR-PUSH_PREM_ENV sy-vline
WA_ECAMIOPRHEAD_MID_STR-EINZDAT sy-vline
WA_ECAMIOPRHEAD_MID_STR-BEZUGSDAT sy-vline
WA_ECAMIOPRHEAD_MID_STR-UEBADR sy-vline
WA_ECAMIOPRHEAD_MID_STR-MI_TEXT sy-vline
WA_ECAMIOPRHEAD_MID_STR-AUTBEGR sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.