Get the value of a scalar
expression or field for a given row. The row may be in either a catalogue, selection or index.
(CI, ROWNO, GI; VALUE, NULFLG; STATUS)
CI = INTEGER (Given)
selection or index identifier. The row number, ROWNO (below), refers to the row number in the
catalogue, selection or index, as appropriate.
ROWNO = INTEGER (Given)
Number of the row to
GI = INTEGER (Given)
Identifier for either an expression, field or parameter.
Value to which the expression evaluates for the current row buffer.
A flag indicating whether or not the expression evaluates to the null value or
not: .TRUE. - The expression is null, .FALSE. - The expression is not null; a genuine value is
STATUS = INTEGER (Given and Returned)
The global status.
Copyright (C) 1999 Central Laboratory of the Research Councils