This example applies to the DEF_BREAK command.
Write an RDML program to read a regional sales file, print details of each record read and produce regional subtotals.
DEF_LINE NAME(#DETAIL) FIELDS(#REGION #PRODES #VALUE)
DEF_BREAK NAME(#REGTOT) FIELDS(#REGVAL) TRIGGER_BY(#REGION)
SELECT FIELDS(#DETAIL) FROM_FILE(SALEHIST)
KEEP_TOTAL OF_FIELD(#VALUE) IN_FIELD(#REGVAL) BY_FIELD(#REGION)
PRINT LINE(#DETAIL)
ENDSELECT
ENDPRINT
Refer also to Producing Reports Using LANSA.