| Abbreviation |
Long Name |
Null Type |
Description |
| (N/A) |
(Not Applicable) |
Value not applicable |
Value is not applicable to rows of the current type. |
| (UNK) |
(Unknown) |
Value unknown |
Value is unknown by the computer user or source of information. |
| (DNE) |
(Does Not Exist) |
Value does not exist |
Value is applicable, but it does not exist. |
| (N/V) |
(Not Valid) |
Value not valid |
Value supplied by source is invalid within computer system. |
| (N/S) |
(Not Supplied) |
Value not supplied |
Value was not supplied by the source of the information--"no comment." |
| (NYC) |
(Not Yet Classified) |
Value not yet classified |
Computer user has not yet chosen or entered the proper value. |
| (DEF) |
(Inherit Default Value) |
Value is inherited |
Default value is inherited from an above entity. |
| (DNC) |
(Do Not Care) |
Do not care |
User does not care about the value. |
| (ALL) |
(All Values) |
All instances |
Value represents all non-missing values within target table. |
| (A/O) |
(All Other Values) |
All other instances |
Value represents all non-missing and non-specified values within target. |
| (UWM) |
(Unknown Why Missing) |
Unknown why missing |
Set when data loaded from other computer sources contains blanks. |
| (U/D) |
(Undefined) |
Value undefined |
Result of some operation is undefined. |
| (E/S) |
(Empty Set) |
Value is the empty set |
Result of some join operation returned nothing. |
| (O/U) |
(Outer Union Result) |
Outer union type |
Result of an outer union operation. |
