variant record

variant record

[′ver·ē·ənt ′rek·ərd]
(computer science)
A record variable whose format is made to depend on some circumstance; for example, a record dealing with rates of pay might contain information on hourly rates for some employees and weekly or monthly salaries for others.
References in periodicals archive ?
A variant record can be used to implement the generalisation hierarchy.
One method (which can be used with Ada83) is using variant record, in which an enumeration type is declared that lists all the classes in the relationship and the variant record structure reflects the generalisation tree.
Hence, the reason that about half of the file is a variant record.
Below is a table listing the "noisiest" files, that is, the ones with the most variant records on a percentage basis (for files with at least 100 records):
Instead, all objects are instances of the same base record type; different classes are created by defining variant record types.
We also built a prototype that represented the data as a tree of dynamically allocated variant records, exactly as described here, but used a conventional procuedural coding style.
MINI enjoyed an excellent start to 2016 with the MINI 3-Door Hatch, a consistent bestseller, logging an increase of 19% whilst the MINI 5-Door variant recorded an upswing of 15% in sales over the same period in 2015.
Users access the database through a lightweight web application that provides tools for searching, exporting, and viewing variant records with easy links to which samples contain a particular variant.
The three-cylinder petrol engine in the 318i variant records CO2 emissions that can be as little as 133g/km in manual form, or as little as 129g/km with the eight-speed Steptronic transmission fitted, a big improvement over the previous BMW 316i.
The subjecting of variant records to different styles of analysis and different canons of scholarly judgment would stimulate discussion over what methods are most effective for the interrogation of early modern textual traditions, first at the level of the individual work, and then (one would hope) at the much more complex and challenging level of the miscellany composed of many works.
It is far harder to convince oneself that there is no variant recorded by Roesner; and the published facsimile of the Florence manuscript is so fuzzy that one cannot be quite sure which note is there.
The MINI 3-Door Hatch, a "consistent bestseller", saw an increase of 19% while the MINI 5-Door variant recorded an upswing of 15% in sales over the same period in 2015.