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Log group
A log environment split unit is called a log group. Each log file consists of a log management file, temporary log file,
and archive log file. There are two types of log groups: system log groups unique in the default RDB system and
multiple user log groups to be added and defined.
Logical structure
One of the structures of a database along with the storage structure and physical structure. The data structure that
includes the schema, table, and column configuration, and column data types is called the logical structure.
Constraints such as unique constraints, privileges, procedure routines, and triggers are also elements of the logical
structure.
Related terms:
storage structure, physical structure
Logical structure definition
An element of SymfoWARE/RDB database definition (also called schema definition). Table and view table definitions
apply to logical structure definition.
Lotus 1-2-3
Developed by Lotus Development Corporation, Lotus 1-2-3 is spreadsheet software.
M host
The information processing system built into the M series general-purpose computer is called "M host"
Multi-database space
A base table or index DSI (data structure instance) allocated to multiple database spaces. A multi-database space can
correspond to a large capacity DSI that exceeds the absolute capacity of a disk volume.
Multi-RDB
Multi-RDB means to activate multiple SymfoWARE/RDB systems with different RDB dictionaries in a single system
configuration. This configuration allows linkage to each SymfoWARE/RDB environment for data access.
NTFS (Windows NT(R) file system)
A file system for use in the Windows NT(R) operating system. This file system supports a file recovery function, mass
storage media, long file names, and strict access privilege control.
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