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SAP Table DMC_DDTYP

DMC: DDIC Data Types

DMC_DDTYP (DMC: DDIC Data Types) is a standard table in SAP R\3 ERP systems. Below you can find the technical details of the fields that make up this table. Key fields are marked in blue.

Additionally we provide an overview of foreign key relationships, if any, that link DMC_DDTYP to other SAP tables.

DMC_DDTYP table fields

Field Data element Checktable Datatype Length Decimals
IDENT DMC: Field Type DMC_FLDTYP CHAR 32 0
DATAIO Boolean Variable (X=True, -=False, Space=Unknown) BOOLEAN CHAR 1 0
X true
- false
NULL unknown
IOFORMAT Boolean Variable (X=True, -=False, Space=Unknown) BOOLEAN CHAR 1 0
X true
- false
NULL unknown
DATAOUT Boolean Variable (X=True, -=False, Space=Unknown) BOOLEAN CHAR 1 0
X true
- false
NULL unknown
OUTFORMAT Boolean Variable (X=True, -=False, Space=Unknown) BOOLEAN CHAR 1 0
X true
- false
NULL unknown
DEF_ITYPF DMC: Key DMC_ID DMC_TYPP NUMC 5 0
DEF_OTYPF DMC: Key DMC_ID DMC_TYPP NUMC 5 0
DESCR Description DMC_DESCR CHAR 60 0
INTTYPE ABAP data type (C,D,N,...) INTTYPE CHAR 1 0
C Character String
N Character String with Digits Only
D Date (Date: YYYYMMDD)
T Time (Time: HHMMSS)
X Byte Seq. (heXadecimal), in DDIC metadata also for INT1/2/4
I Integer number (4-byte integer with sign)
b 1-byte integer, integer number <= 254
s 2-byte integer, only for length field before LCHR or LRAW
P Packed number
F Floating point number to accuracy of 8 bytes
g Character string with variable length (ABAP type STRING)
y Byte sequence with variable length (ABAP type XSTRING)
u Structured type, flat
v Structured type, deep
h Table type
V Character string (old Dictionary type VARC)
r Reference to class/interface
l Reference to data object
a Decimal Floating Point Number, 16 Digits
e Decimal Floating Point Number, 34 Digits
j Static Boxed Components
k Generic Boxed Components

DMC_DDTYP foreign key relationships

Table Field Foreign key table Foreign key field Check table Check field
DMC_DDTYP DEF_ITYPF DMC_DDTYP DEF_ITYPF DMC_TYPP DMC: DDIC Type Characteristics GUID
DMC_DDTYP DEF_OTYPF DMC_DDTYP DEF_OTYPF DMC_TYPP DMC: DDIC Type Characteristics GUID