Holdings Search

Janifer Gatenby

Geac Computers

Holdings Attribute Set

Ability to search holdings Allied to Holdings Schema

– new architecture • access point • semantic qualifier

Holdings Attribute Set and Bib1

Used with Bib1 attributes, notably:– Use attribute - bibliographic record Ids

• e.g. 7 (ISBN), 8 (ISSN), 12 (local #)

– Use attribute - date and time• e.g. 1011 (D/T added), 1012 (D/T modified)

– Relation, Position, Structure, Truncation, Completeness

Holdings Attribute Set and Utility Set Used with Utility attributes, notably:

– Access Point - Record date and time• qualifier Creation• qualifier Modification

– Access Point - Local Control Number– Expansion / Interpretation– Comparison attribute

Holdings Access Points

Main Groups– Identification– Location– Enumeration and chronology– Status– Policy– Other - pagination & physical form

Multi - Part Searching

Need to discover the enumeration elements– inconsistent among publications

• e.g. Volume, Tome, Band, Rs, Series, inconsistent levels

– inconsistent citation • e.g. Captions omitted or truncated

Multi - Part Searching

Publisher’s versionEuropean journal of medicine Volume 3, Number 5

July 1998 Database version

European journal of medicine Vol. 3, No. 5 July 1998 User’s citation

Europ. J. Med. 3 (5) 1998, 34-75

Multi - Part Searching

Pattern may be available in:– MARC 21(USMARC) - 853-855

If unknown origin can:– send unparsed citation to server - lack

confidence in results– send only chronology search – send enumeration captions - unreliable

Requesting the pattern

Present request for GRS1 and pattern schema

Origin may present pattern to end user for completion or:

convert the keyed citation to pattern schema elements

How is it used?

Direct search on a holdings database

– count indicates number of holdings matching

– may include bibliographic record depending on the ESN

As part of a search on a bibliographic database

– search a mixture of bibliographic & holdings attributes

– count indicates number of bibliographic records

– one holdings record per bibliographic record– may include holdings not matching search

criteria

How is it used? - continued

As a search element within eSpec-q– search on bibliographic database (may

contain holdings attributes)

– count indicates number of bibliographic records

– present with eSpec-q - with holdings search attributes

– ensures that only relevant holdings are returned

How is it used? - continued

Search = Dinosaurs Available in Darwin– (Bib attribute - Subject, Holdings attributes

Availability and Location) Response = 50 (number of bib records) Present - first 10 - using eSpec-q:

– Bib record + holdings record returned in pairs as indicated by the ESN

– Holdings that are not in Darwin and not Available are eliminated & not sent

Example