Type of name or specification for physical and logical files (position 17)
Type of name or specification for physical and logical files (position 17)
For physical files, type a value in this position to identify the type of name. For logical files, type a value to identify the type of specification. If you specify a name type, the name is specified in positions 19 through 28.
The valid entries for physical files are:
Entry : Meaning
R : Record format name
Blank : Field name
K : Key field name
Note: Specify only one R because a physical file can contain only one record format.
The valid entries for logical files are:
Entry : Meaning
R : Record format name
J : Join specification
Blank : Field name or select/omit AND condition
K : Key field name
S : Select field name
O : Omit field name