Caché MultiValue Basic Reference
MultiValue Files
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A data storage structure.
Description
A MultiValue file is a data storage structure created using Caché global variables. It is a fundamental part of MultiValue database architecture, corresponding to the UniVerse or UniData hashed data or dictionary file.
A MultiValue file is created using the CREATE.FILE verb. It is cataloged in the VOC file as a global variable, and can be concurrently accessed by multiple processes. You can use the FILEINFO function to determine the pathname of the global variable.
The OPEN statement opens a MultiValue file and returns the filevar local variable. This filevar is used for all subsequent MVBasic operations on this MultiValue file: