Decimal 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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Description

This field stores a decimal number. It could be used for prices or other numerical floating point numbers with a spefied amount of precision.

Inheritance

• Metadata
  • Float field
    • Decimal field

Additional Properties

As for Float fields except for:

Name	Default Value	Required	Description	Notes
integer	16	NO	The maximum number of digits to store before the decimal point.
fractional	2	NO	The number of digits to store after the decimal point.

Required Phrases

No additional phrases beyond those required for Float fields.

Database

Float fields are stored in the database as

fieldname DECIMAL(16,2)

The 16 and 2 will vary depending on what is set for integer and fractional respectively.

API

See API page.

Examples

Most basic example.

{
    name => 'total',
    type => 'decimal',
}

Set smaller number of digits before the decimal point

{
    name => 'price',
    type => 'decimal',
    integer => 8,
}

Set larger number of digits after the decimal point.

{
    name => 'latitude',
    type => 'decimal',
    fractional => 8,
}