SAP T591A Table in S/4 HANA - Subtype Characteristics
T591A is a standard SAP Table which is used to store Subtype Characteristics data and is available within SAP S/4 HANA systems and previous ECC R/3 systems. Below is the technical details and the field list relevant for an SAP S/4 HANA system, see here for details and fields available within the SAP R/3 version of the T591A table(ECC)
Delivery Class: E - Control table, SAP and customer have separate key areas
Display/Maintenance via SM30: Display/Maintenance Allowed but with Restrictions
Enhancement category: Can be enhanced (character-type)
Dictionary Type: Transparent table
Database Table: T591A
T591A table structure field list
Below is the full T591A field list that makes up the SAP database table structure, including key fields, description, data type and other technical details of each field
| Field | Description | Data Element | Data Type | length (Dec) | Check table | Conversion Routine | Domain Name | MemoryID | SHLP | SHLP Field |
| MANDT | Client | MANDT | CLNT | 3(0) | MANDT | |||||
| INFTY | Infotype | INFTY | CHAR | 4(0) | T582A | INFOTYP | ITP | |||
| SUBTY | Subtype | SUBTY_591A | CHAR | 4(0) | SUBTY_591A | |||||
| ZEITB | Time Constraint | DZEITB | CHAR | 1(0) | ZEITB | |||||
| OBJRQ | Object identification permitted for subtype | PAD_OBJRQ | CHAR | 1(0) | XFELD | |||||
| OBSLT | Obsolete Flag for IT subtypes | HRPAD_OBSLT | CHAR | 1(0) | XFELD |
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