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Hier finden Sie spezielle Informationen zu WMS in Deutschland, Österreich und der Schweiz

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994  OCLC-MARC Transaction Code (NR)

Record Type

BIB

Input Standards

Field (Full/Minimal)
System supplied/System supplied
1st Indicator  Undefined
blank character Undefined
2nd Indicator  Undefined
blank character Undefined
Subfields (R=Repeatable  NR=Nonrepeatable) Input Standards (Full/Minimal)
ǂa Transaction code (NR) System supplied/System supplied
ǂb Institution symbol (NR) System supplied/System supplied

Definition

Field 994 contains a system-generated code that identifies the user-initiated transaction performed on the record. The field is generated on export or included in records delivered via other OCLC services. This field cannot be edited or input manually.

For information on punctuation, see the Punctuation section below.

History

The history of the fields in which transaction codes have been stored:

Date Transaction codes stored in
Before June 6, 1999 Leader byte 22 (Transaction Type Code)
June 6, 1999-December 31, 1999 Field 994 and Leader byte 22

Note: This was the transitional period during which field 994 was implemented in various OCLC products and services at various times. Transaction codes continued to be stored in Leader byte 22 during this time.
January 1, 2000-November 11, 2006 Field 994 and Leader byte 22
November 12, 2006-present Field 994

Note: Connexion client 1.60 used both field 994 and Leader byte 22 until it was discontinued on April 1, 2007.

1st Indicator

Undefined. The 1st indicator position is undefined and contains a blank.

blank character

Undefined

2nd Indicator

Undefined. The 2nd indicator position is undefined and contains a blank.

blank character

Undefined

Subfields

 
ǂa Transaction code

A two-character code that identifies the transaction performed on the record. Transaction codes and types are given below:

Code Type
01 Produce and update holdings
02 Update holdings
03 Delete holdings
10 Add record
11 Replace record
12 Delete record
50 All produce (alternate produce)
90 Offline retrieve
91 Offline produce
92 Offline update

WorldShare Collection Manager WorldCat cataloging partner collections

WorldShare Collection Manager WorldCat query collections

WorldShare Collection Manager WorldCat updates

WorldShare Collection Manager WorldCat knowledge base collections

WorldShare Collection Manager data sync collections WorldCat record output
93 Offline delete holdings
WorldShare Collection Manager delete record
A1 Bibliographic Record Snapshot (formerly, Local Database Creation) or PRISM Keying Service record creation [Discontinued services]
C0 Exported from Connexion or WorldShare Record Manager
E0 Exported from OCLC Cataloging Service (formerly, e)
X0 Exported from CatME or OCLC CJK (formerly, x) [Discontinued services]
Z0 Z39.50 Cataloging records
ǂb Institution symbol

OCLC institution symbol for the institution associated with the transaction.

Punctuation

Omit all punctuation in field 994.

For more information on punctuation, including OCLC policy, see section 2.8, Punctuation.

Indexing

Field 994 is not indexed.

MARC 21

Field 994 is OCLC-defined and therefore not included in MARC 21 Format for Bibliographic Data.