So,you can make autoincrement fields. You can add any amount of different actions. You can add comments (lines, beginning from ";").
field1=field2*2*3.1415926 field1=field2*field3 field1=now() i=100 field1=i i=i+1 field1=i+reccount() field1=recno()
NOW() DATE() TIME() RECCOUNT() RECNO()