Timestamp 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 is almost exactly the same as a Time field except it has the default value of the current time. So this will be implicitly said if another value is not specified. Therefore, this type of field is useful to capture the exact time a data object is created.

Inheritance

• Metadata
  • Date field
    • Time field
      • Timestamp field

Additional Properties

As for Time fields.

Required Phrases

No additional phrases beyond those required for Time fields.

Database

Timestamp fields are stored in the database as

fieldname_year SMALLINT(6)
fieldname_month SMALLINT(6)
fieldname_day SMALLINT(6)
fieldname_hour SMALLINT(6)
fieldname_minute SMALLINT(6)
fieldname_second SMALLINT(6)

API

See API page.

Examples

Most basic example.

{
    name => 'created'
    type => 'timestamp',
}