Hold / Маркер запису

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Маркер запису

The record label is constructed according to the provisions of ISO 2709

Occurrence

The record label occurs at the beginning of every record. Mandatory. Not repeatable

Fixed Length Data Elements

The label as a whole is always 24 characters in length.

Name of data element Number of characters Character position(s)
Record length 5 0-4
Record status 1 5
Implementation codes 4 6-9
Indicator length 1 10
Subfield identifier length 1 11
Base Address of data 5 12-16
Additional record definition 3 17-19
Directory map 4 20-23

Notes on Field Contents

0-4 Record length

Five decimal digits, right justified, with zero fill where necessary

5 Record status

A single character denoting the processing status of the record
c = corrected or revised record
A holdings record to which changes have been made to correct errors, to bring it up to date, or one where fields have been deleted.
d = deleted record
A holdings record which is exchanged in order to indicate that a record bearing this control number is no longer valid. The holdings record may contain only the label, directory and 001 (record control number) field, or it may contain all the fields in the holdings record as issued; in either case General note 300 field may be used to explain why the record is deleted.
n = new record
A new holdings record

6-9 Implementation codes

6 Type of record
One character code that indicates the characteristics of and defines the components of the record.
a = Single-part
Item which is complete in a single physical part.
b = Multipart
Item which is complete, or intended to be complete in a finite number of separate physical parts.
c = Serial
A continuing resource issued in a succession of discrete parts, usually bearing numbering, that has no predetermined conclusion.
The following are examples of materials that are coded "s": journals, magazines, electronic journals, continuing directories, annual reports, newspapers, and monographic series.
d = Integrating resource
Bibliographic item/resource that is added to or changed by means of updates that do not remain discrete and are integrated into the whole. ::Integrating resources may be finite or continuing.
The following are examples of materials that are coded "d": updating loose-leafs, databases and updating Web sites.
u = Holdings type unknown
7 Type of unit designator
One character code that specifies the component of the item to which the following general holdings information and/or the extent of holdings pertain.
# = Information not available
a = Basic bibliographic unit
b = Secondary bibliographic unit : supplementary materials
c = Secondary bibliographic unit : indexes
x = Not applicable
8 Type of copy statement
a = copy-specific statement
Holdings statement for a single copy in a collection
b = Composite statement about multiple copies at a single location/sublocation
Holdings statement about two or more copies held at a single location or sublocation
c = Composite statement about copies at two or more sublocations
Holdings statement about copies at two or more sublocations consolidated into a single statement
9 Undefined

10 Indicator length

One decimal digit. For the UNIMARC holdings format the value is 2

11 Subfield identifier length

One decimal digit. For the UNIMARC holdings format the value is 2

12-16 Base address of data

Five numeric digits, right justified with leading zeros, indicating the starting character position of the first data field relative to the beginning of the record.

17-19 Additional record definition

17 Encoding level

A one character code that indicates the level of specificity of the holdings statement. Codes 1, 2 and 3 reflect the requirements of Levels 1, 2 and 3 of Holdings Statements – Summary Level (ISO 10324). A single part item holdings statement is recorded at level 1. A multipart or serial item holdings statement may be recorded at any level.
1 = Level 1
Identifies the item and the holding institution. This level is sufficient for single -part items, but gives no indication of extent of holdings for multipart items or serial items.
2 = Level 2
Adds to level 1 general guidance as to the extent of an institution’s holdings.
3 = Level 3
Includes a statement of summary extent of holdings.
m = Mixed level
Indicates that the level of holdings statement is mixed, for example when the levels for retrospective and current holdings differ.
u = Unknown
z = Other level

18 Item information in record

One character code that indicates whether item information is in the record, contained in one or more occurrences of fields 530-532.
0 = No item information
1 = Item information
x = Not applicable

19 Undefined

20-23 Directory map

20 Length of “Length of field”

One decimal digit giving the number of characters in the “Length of field” part of each directory entry. The value in UNIMARC holdings format is 4.

21 Length of “Starting character position“

One decimal digit giving the number of characters in the “Starting character position“ of each directory entry. The value in UNIMARC holdings format is 5.

22 Length of implementation-defined portion

A decimal digit giving the number of characters in the implementation-defined portion of each directory entry. As a UNIMARC directory entry does not contain such a portion, the value in UNIMARC is 0.

23 Undefined (blank).

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