FIELD_TAB SAP (Internal field table structure) Structure details
Description: Internal field table structure
Structure field list including key, data, relationships and ABAP select examples
FIELD_TAB is a standard SAP Structure so does not store data like a database table does. It can be used to define the fields of other actual tables or to process "Internal field table structure" Information within sap ABAP programs.
This is done by declaring abap internal tables, work areas or database tables based on this Structure. These can then be used to store and process the required data appropriately.
i.e. DATA: wa_FIELD_TAB TYPE FIELD_TAB.
The FIELD_TAB table consists of various fields, each holding specific information or linking keys about Internal field table structure data available in SAP. These include INTLEN (Internal Length in Bytes), INTTYPE (ABAP data type (C,D,N,...)), LOWERCASE (Lowercase letters allowed/not allowed), KEYFLAG (Identifies a key field of a table).. See below for full list along with technical details, documentation, text table, check tables, foreign key relationships, conversion routines, relevant tcodes and example ABAP select code etc. .
Delivery Class:Display/Maintenance via tcode SM30: Display/Maintenance Allowed but with Restrictions
SAP enhancement categories: Cannot Be Enhanced
SAP FIELD_TAB structure fields - Full list of fields found in SAP data dictionary
| Field | Description | Data Element | Data Type | length (Dec) | Check table | Conversion Routine | Domain Name | MemoryID | SHLP |
| SCRTEXT_M | Field description for view maintenance function modules | FIELDTXT | CHAR | 40 | SCRTEXT_L | ||||
| INTLEN | Internal Length in Bytes | INTLEN | NUMC | 6 | DDLENG | ||||
| INTTYPE | ABAP data type (C,D,N,...) | INTTYPE | CHAR | 1 | INTTYPE | ||||
| LOWERCASE | Lowercase letters allowed/not allowed | LOWERCASE | CHAR | 1 | AS4FLAG | ||||
| KEYFLAG | Identifies a key field of a table | KEYFLAG | CHAR | 1 | KEYFLAG | ||||
| POSITION | Internal Length in Bytes | INTLEN | NUMC | 6 | DDLENG | ||||
| OUTPUTLEN | Output Length | OUTPUTLEN | NUMC | 6 | DDLENG | ||||
| CONVEXIT | Conversion Routine | CONVEXIT | CHAR | 5 | CONVEXIT | ||||
| MASK | Template (not used) | AS4MASK | CHAR | 20 | AS4MASK | ||||
| MASKLEN | Template length (not used) | MASKLEN | NUMC | 4 | MASKLEN |
| Key field | Non-key field |
How do I retrieve data from SAP structure FIELD_TAB using ABAP code?
As FIELD_TAB is a database structure and not a table it does not store any data in the SAP data dictionary. The ABAP SELECT statement is therefore not appropriate and can not be performed on FIELD_TAB as there is no data to select.How to access SAP table FIELD_TAB
Within an ECC or HANA version of SAP you can also view further information about FIELD_TAB and the data within it using relevant transactions such asSE11 (ABAP Dictionary Maintenance)
SM30 (Maintain Table Data)
SE80 (Object Navigator)
SE16 (Data Browser).
Search for further information about these or an SAP related objects