Reload Analyzer Manual

Tandem Reload Analyzer Manual Page 41 of 42
Glossary
data chain
A set of physically and logically consecutive data blocks in a file or table.
disorganized file
A file or table where the physical order of the data blocks does not match their logical
order, and the index and data blocks do not contain the optimal number of records.
Disk Process 2 (DP2)
The disk process used by NonStop SQL.
Enscribe
A HP NonStop software facility that provides high-level access to, and manipulation of,
records in a relational database.
File Utility Program (FUP)
A HP NonStop utility that lets you create, purge, and manage disk files.
Guardian 90 operating system
The operating system that is a standard feature of the HP NonStop computer systems.
index block
A table of references kept in some sequence and accessed to obtain the addresses of
data items.
Installation Subvolume (ISV)
The subvolume on which this version of the Tandem Reload Analyzer is stored.
key-sequenced file
A file that consists of a set of variable length records.
NonStop SQL
A relational database management system that promotes efficient online access to
large distributed databases.
object
A database entity that is created, manipulated, or dropped by the NonStop SQL
statements and that is described in an SQL catalog.