Difference between revisions of "Uuid field"
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(Added better description. Amended Database section so correct length varchar) |
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== Description == | == Description == | ||
| − | This field | + | This field type automatically generates a UUID using the <tt>APR::UUID</tt> Perl module, which is part of mod_perl. The UUID is prepended with <tt>urn:uuid:</code> to namespace it to the global system of UUID URIs. (E.g. <tt>urn:uuid:123e4567-e89b-12d3-a456-426614174000</tt>). |
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== Inheritance == | == Inheritance == | ||
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| name || default || description | | name || default || description | ||
|- | |- | ||
| − | | '''maxlength''' || 45 || '''Different default.''' | + | | '''maxlength''' || 45 || '''Different default. Should not be locally modified.''' |
|- | |- | ||
| '''text_index''' || 0 || '''Different default.''' | | '''text_index''' || 0 || '''Different default.''' | ||
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== Database == | == Database == | ||
Uuid fields are stored in the database as | Uuid fields are stored in the database as | ||
| − | fieldname VARCHAR( | + | fieldname VARCHAR(45) |
== API == | == API == | ||
Revision as of 08:22, 11 April 2023
EPrints 3 Reference: Directory Structure - Metadata Fields - Repository Configuration - XML Config Files - XML Export Format - EPrints data structure - Core API - Data Objects
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
Contents
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
Additional Properties
As for Id fields except for
| name | default | description |
| maxlength | 45 | Different default. Should not be locally modified. |
| text_index | 0 | Different default. |
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',
},
