37 lines
1.1 KiB
Markdown
37 lines
1.1 KiB
Markdown
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# Vorverarbeitung mit MarcEdit und OpenRefine
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## Beispieldaten von MARC21 in TSV konvertieren
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vgl. Anleitung im vorigen Kapitel
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## Daten in OpenRefine laden
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* Menü Create Project
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* TSV-Datei hochladen
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* In den Optionen "store blank rows" deaktivieren
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## Subfields aufteilen
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Führen Sie folgende Transformationsschritte in OpenRefine durch:
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* column Column / Edit column / Remove this column
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* column Content / Text filter: $
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* column Content / add column based on this column / Subfields / forEach(value.split("$"),v,get(v,0)).join("$")
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* column Content / edit cells / transform... / forEach(value.split("$"),v,slice(v,1)).join("$")
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* close text filter
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* column Subfields / edit cells / split multi-valued cells... / $
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* column Content / edit cells / split multi-valued cells... / $
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## Records bilden
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Führen Sie folgende Transformationsschritte in OpenRefine durch:
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column Subfields / Facet / customized facets / Facet by blank / false
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column RecordNumber / edit cells / Fill down
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column Tags / edit cells / Fill down
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column Indicators / edit cells / Fill down
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close facet
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column RecordNumber / edit cells / Blank down
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Show: 5 rows
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Show as: records
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