SAP table DD40L (Table types (internal tables defined in DD))

SAP table DD40L has 2 primary key fields being TYPENAME,AS4LOCAL.

Field Description Data Type Length Decimals Checktable Data Element
TYPENAME Name of table type CHAR 30 0 TTYPENAME
AS4LOCAL Activation State of Repository Object CHAR 1 0 AS4LOCAL
A Entry was activated or generated in this form
L Lock entry (first N version)
N Entry was edited, but not activated
S Previously active entry, backup copy
T Temporary version when editing
ACTFLAG Actions to be executed for a dependent DD object CHAR 4 0 DEPACTION
ROWTYPE Name of row type for table types CHAR 30 0 DDTYPES TTROWTYPE
ROWKIND Category of Dictionary Type CHAR 1 0 TYPEKIND
Direct Type Entry
D Domain
E Elementary Type
L Table Type
R Reference Type
S Structured Type
DATATYPE Data Type in ABAP Dictionary CHAR 4 0 DATATYPE_D
LENG Length (No. of Characters) NUMC 6 0 DDLENG
DECIMALS Number of Decimal Places NUMC 6 0 DECIMALS
ACCESSMODE Access modes for table types CHAR 1 0 ACCESSMODE
A Not Specified
H Hashed Table
I Index Table
S Sorted Table
T Standard Table
KEYDEF Key definition for table types CHAR 1 0 TTYPKEYDEF
D Standard key
G Not specified
K Key components
T Row Type
KEYKIND Key category for table types CHAR 1 0 KEYKIND
G Not specified
N Non-unique
U Unique
KEYFDCOUNT Number of key fields of a table type NUMC 4 0 KEYFDCNT
GENERIC Generic table type CHAR 1 0 TYPGENERIC
TYPELEN Length (No. of Characters) NUMC 6 0 DDLENG
AS4USER Last Changed By CHAR 12 0 AS4USER
AS4DATE Last Changed On DATS 8 0 AS4DATE
AS4TIME Last changed at TIMS 6 0 AS4TIME
TTYPKIND Category of Table Type (Range or General Table Type) CHAR 1 0 TTYPKIND
General table type
R Ranges table type
RANGE_CTYP Elem. type of LOW and HIGH components of a Ranges type CHAR 30 0 RANGE_CTYP
REFTYPE Type of Object Referenced CHAR 1 0 DDREFTYPE
No Information
A ANY
B Built-in dictionary type
C Class
D DATA
E Data Element
I Interface
L Table Type
O Object
S Structured Type
OCCURS Initial Line Number for Table Types NUMC 5 0 DDOCCURS
PROXYTYPE DD: Is a generated proxy object CHAR 1 0 DDPROXYTY
Is not proxy-generated
X Is a generated proxy object
ALIAS Alias for Primary Key of a Table Type (Optional) CHAR 30 0 TT_PRIMARY_KEY_ALIAS
FURTHERSECKEY Additional Secondary Keys of a Table Type CHAR 1 0 TT_FURTHER_SECKEYS
Not specified (none of these specifications)
O Not allowed (Addition WITHOUT FURTHER SECONDARY KEYS0
W Allowed (Addition WITH FURTHER SECONDARY KEYS)
ABAP_LANGUAGE_VERSION ABAP Language Version CHAR 1 0 ABAP_LANGUAGE_VERSION
Standard
2 ABAP for Key Users
5 ABAP for Cloud Development

DD40L foreign key relationships

Table Field Check Table Check Field
0 DD40L ROWTYPE DDTYPES Table of all Dictionary types and classes TYPENAME