//select all speakers
NSMutableArray *spList = [NSMutableArray new];
spList = [dbobj selectFromSpeakers];
for (int i = 0 ; i<spList.count; i++) {
SpeakersBean *tmp = [SpeakersBean new];
tmp = [spList objectAtIndex:i];
printf("
speaker first name is: %s
", [tmp.firstName UTF8String]);
}