Difference between revisions of "Uuid field"
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− | [[Metadata]] field | + | |
+ | == Description == | ||
+ | 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:</tt> to namespace it to the global system of UUID URIs. (E.g. <tt>urn:uuid:123e4567-e89b-12d3-a456-426614174000</tt>). | ||
+ | |||
+ | == Inheritance == | ||
+ | * [[Metadata]] | ||
+ | ** [[Text field]] | ||
+ | *** [[Id field]] | ||
+ | **** [[Uuid field]] | ||
+ | |||
+ | == Additional Properties == | ||
+ | As for [[Id field#Additional_Properties|Id fields]] except for | ||
+ | |||
+ | {| border="1" cellpadding="3" cellspacing="0" | ||
+ | ! Name !! Default Value !! Required? !! Description !! Notes | ||
+ | |- | ||
+ | | '''maxlength''' || <tt>45</tt> || NO || Maximum length of string that can be entered into this field in the input form. || Different from [[Metadata]] default (<tt>255</tt>). Should not be locally modified. | ||
+ | |} | ||
+ | |||
+ | == Required Phrases == | ||
+ | No additional phrases beyond those required for [[Id field#Required_Phrases|Id fields]]. | ||
+ | |||
+ | == Database == | ||
+ | Uuid fields are stored in the database as | ||
+ | fieldname VARCHAR(45) | ||
+ | |||
+ | == API == | ||
+ | See [[API:EPrints/MetaField/Uuid|API page]]. | ||
+ | |||
+ | == Examples == | ||
+ | Most basic example. | ||
+ | { | ||
+ | name => 'uuid', | ||
+ | type => 'uuid', | ||
+ | }, |
Latest revision as of 13:46, 16 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 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', },