HP Integrity NonStop J-Series User Manual

Page 327

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GLOSSARY
General Server

General Server. The Tandem proprietary process, supplied by the
ENABLE subsystem, that provides access and updates data base
files.

Generic mode. A positioning mode that provides record access by
a key value matching a supplied partial key value.

Group. A field in a record description made up of two or more
contiguous elementary fields.

GUARDIAN. The Tandem operating system.

Heading. A name established in the DDL dictionary that can
replace the field name on reports or on the screen.

Interactive mode. An operating mode in which commands are
entered from a terminal keyboard.

Join field. A field from one box that matches a field from
another box. Fields match if they have compatible data types
and represent common data values.

Key field. A field, the value of which is used to identify a
specific record within a file.

Key of reference. Either the primary key or alternate key
currently being used to access a record.

Key-sequenced file. A file in which records are stored in
ascending sequence according to the value of the primary key
field.

Link. A logical connection between the boxes used by an
application.

Linked field. A join field from a child box.

Linking field. A join field from a parent box.

Multifile application. An application generated by ENABLE that
can access two or more data base files or a single data file
opened as two or more data files.

Nested box. A box on the terminal screen that is contained by
another box.

Noninteractive mode. An operating mode in which commands are
entered through a command file.

NonStop. A trademark signifying the failure-tolerant features
of the proprietary Tandem architecture and operating system.

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