A table that
contains the selection criteria used during a selective restore.
selection key list
A key list that allows
the TPFDF product to search for logical records by comparing program-provided
search arguments against specified data fields in the logical record.
sibling node
In a B+Tree index,
one of two or more child nodes that share the same parent node. See
also child node and parent node.
sort/merge key list
A key list that
determines how LRECs are sorted into the output file on a sort or merge
operation.
standard header
Synonym for block
header.
subfile
A logical subdivision of a
file. A subfile consists of one prime block and, optionally, one or
more overflow blocks.
subLREC
An item of data, normally consisting
of several fields, that is contained in an extended LREC. A program can
add, delete, or modify subLRECs in any extended LREC.
SW00SR slot
An area in the database
interface block (DBIFB) that contains control information and work space
relating to an open subfile.