7473 Requested sample is larger than table rows. All rows returned
This is a warning message. It occurs when the total number of rows requested in the sample is larger than the total number of rows in the table.
AMP Sample Step code - stpsamp.
In this case, all the rows in the table will be returned. Each sample request will be honored until the total number of table rows has been reached. After that, no rows will be returned for the sample.