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resources:cerl_thesaurus:editing:format:956 [2017/08/09 10:48] – [Examples] jahnke | resources:cerl_thesaurus:editing:format:956 [2020/01/23 08:27] – [Application of Content Designators] jahnke | ||
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==== Field Definition and Scope ==== | ==== Field Definition and Scope ==== | ||
- | This field holds the essential data that are necessary to trigger a retrieval operation in an external database system. The aim is to provide further information related to the described entity, which is out of scope of the CERL Thesaurus such as sample bibliographic records or provenance information. | + | This field holds the essential data that are necessary to trigger a retrieval operation in an external database system. The aim is to provide further information related to the described entity, which is out of scope of the CERL Thesaurus such as sample bibliographic records or provenance information. |
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=== Indicators === | === Indicators === | ||
- | **Indicator 1: undefined (blank)** | + | **Indicator 1: undefined (blank)** |
- | + | ||
- | * **4** use the record identifier given in $u as search term | + | |
- | * **7** use the content of $y as search term | + | |
- | * **8** use one or all of the headings given in 2XX as search term </ | + | |
**Indicator 2: Specifies the type of information retrieved in the external system:** | **Indicator 2: Specifies the type of information retrieved in the external system:** | ||
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==== Input Conventions ==== | ==== Input Conventions ==== | ||
- | If the second indicator holds '' | + | The technique used to access |
==== Examples ==== | ==== Examples ==== | ||
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" | " | ||
" | " | ||
+ | " | ||
" | " | ||
" | " |
resources/cerl_thesaurus/editing/format/956.txt · Last modified: 2020/06/02 11:38 by liventsova