This documentation refers to an earlier version of Islandora. https://wiki.duraspace.org/display/ISLANDORA/Start is current.

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­Datastream ID (DSID)

Found in:

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CHILD_SECURITY

Collection Object (optional)

This Datastream is an XACML that is inherited by every object ingested into the collection.

COLLECTION_POLICY

Collection Object

The COLLECTION_POLICY Datastream specifies which content models are associated with a particular collection object, the relationship that child objects ingested into this collection will have with the collection object.

COLLECTION_VIEW

Collection Object

An XSLT that is ran on the collection query result to transform it into HTML.  Default: xsl/sparql_to_html.xsl

DC

All Objects (required)

 

FULL_TEXTPDF Solution PackText of a PDF, pulled from the PDF format's text stream (as opposed to being pulled via OCR)
HOCRPaged Content moduleFormatted OCR text stream used to more accurately display the OCR output

ISLANDORACM

Content Model Object (required for Islandora)

 

JP2

Large Image solution pack and Paged Content module

Web-viewable JPEG2000 image created from TIFF files

JPGLarge Image solution pack and Paged Content modulePlain JPG derivative created from TIFF files

MEDIUM_SIZE

Objects created with the Basic Image Solution Pack

Provides a derivative web-suitable file for display.

MKVVideo Solution PackMatroska video derivative

MODS

All objects

Datastream holding MODS Metadata

MP4Video Solution PackMPEG-4 video derivative

OBJ

Audio, Basic Image, Large Image, PDF and Video solution packs, and the Paged Content module

Default datastream for the actual original binary ingested with an object

OBJ_EXIFTOOL

Audio Solution pack

Stores technical data stripped on ingest using Exif tool

OCR

Paged Content module

OCR text stream

OGGVideo Solution PackOGG Vorbis video derivative (audio only)
PDFBook and Newspaper solution pack, Paged Content modulePDF derivative created either during ingest of a page, or stitched together into an entire book or newspaper

POLICY

Any digital object can contain a POLICY datastream. (optional)

This Datastream is an XACML policy that describes who can view/edit/delete a collection, object, or datastream.

PREVIEWPDF Solution PackBinary preview of a PDF used for viewing

PROXY_MP3

Audio Solution pack

Provides a derivative web-suitable file for download and display.

QUERY

Collection Object

Default: CollectionClass.inc

RELS-EXT

All Objects (required)

“Relationships-External.” This Datastream contains digital object relationship information.

RELS-INTPaged Content moduleInterior relationship datastream defining a page's relationship to other pages and the book as a whole

TN

Audio, Basic Image, Book, Large Image, Newspaper and Video solution packs, and the Paged Content module

Thumbnail image used to represent the object in lists

 

 

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