Bigint 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 - Relation - Search - Secret - Set - Storable - Subject - Subobject - Text - Time - Timestamp - Url - Uuid

Description

This field represents an integer whose value may be too big to to store in a standard database integer field.

Inheritance

• Metadata
  • Int field
    • Bigint field

Properties

As for Int fields except for:

name	default	description
digits	n/a	This property is taken from the repository configuration.

Required Phrases

No additional phrases beyond those required for Int fields.

Database

Bigint fields are stored in the database as

fieldname BIGINT(20)

API

See API page.

Examples

A basic example.

{
    name => 'population',
    type => 'bigint',
}

Restrict number of digits can be added to this field in the wokflow.

{
    name => 'hesa_id',
    type => 'bigint',
    digits => 13,
}