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Introduction

Multiple records with status "assigned" for the same identity are considered duplicates in the ISNI database.  Such records should be merged when encountered.

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The merge program acts on the basis of field 77A in records.  It is run on the database twice a day at 11:00 and 16:00 GMT.  

Merging in the WinIBW client

Merging records when one already has 77A

A search for records for John Carpenter yields a set of 31 hits.

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Click on the Back arrow or press Ctrl+B to go back to list.

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Select other possible matches from list and copy them to new windows.  We found 3 records that look like they represent the filmmaker.

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Twice a day the system runs a process to merge records based on field 77A. 


Merging records when none has 77A

  • Retrieve the record that has a duplicate.
  • Right click in the record.
  • Select Copy to New Window.
  • Retrieve the other record that is a duplicate. This can be done by clicking the blue back arrow on the toolbar (or Ctrl+B) to return to the search history or by doing a new search.
  • When the other record is found, right click in the record.
  • Select Tile Windows Vertically.
  • Click the Update button under one of the records to enter edit mode. It doesn't matter which one.
  • Add field 77A to the record
  • Person: 77A $aISNI#PERSON$bM$9[PPN of other record]
  • Organization: 77A $aISNI#ORG$bM$9[PPN of other record]
  • Copy the PPN from field 000 of the other record.
  • Click Enter to save the record.”


77A field:

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006 field:

The 006 field is used to flag changes by the ISNI Quality Team

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Notes

  • It doesn't matter which record gets the 77A field. The system will merge the records according to criteria outlined in the WinIBW manual. The cataloger cannot determine which record is retained.
  • For more details, see section 4.1 of the WinIBW manual.
  • Don't change the status of any of the records before merging.
  • Merges are processed twice a day by the system.
  • It is possible to have more than one 77A in a record to merge multiple records.When a merge is initiated in the client, the system adds field 006 with the logon ID of the individual in subfield $bAdd linking fields, such as related person or organization, only after the merge has completed. Otherwise, the links (which rely on the PPN) may be broken

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