Uuid field

EPrints 3 Reference: Directory Structure - Metadata Fields - Repository Configuration - XML Config Files - XML Export Format - EPrints data structure - Core API - Data Objects

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Metadata Fields: Arclanguage - Base64 - Bigint - Boolean - Compound - Counter - Dataobjref - Date - Decimal - Email - Fields - Float - Id - Idci - Image - Int - Itemref - Keywords - Langid - Longtext - Longtext_counter - Multilang - Multipart - Name - Namedset - Pagerange - Recaptcha - Recaptcha3 - Relation - Search - Secret - Set - Storable - Subject - Subobject - Text - Time - Timestamp - Url - Uuid

Description

This field type automatically generates a UUID using the APR::UUID Perl module, which is part of mod_perl. The UUID is prepended with urn:uuid: to namespace it to the global system of UUID URIs. (E.g. urn:uuid:123e4567-e89b-12d3-a456-426614174000).

Inheritance

• Metadata
  • Text field
    • Id field
      • Uuid field

Additional Properties

As for Id fields except for

Name	Default Value	Required?	Description	Notes
maxlength	45	NO	Maximum length of string that can be entered into this field in the input form.	Different from Metadata default (255). Should not be locally modified.

Required Phrases

No additional phrases beyond those required for Id fields.

Database

Uuid fields are stored in the database as

fieldname VARCHAR(45)

API

See API page.

Examples

Most basic example.

{
    name => 'uuid',
    type => 'uuid',
},