Positions the cursor on the next record in the dataset.
Call ibec_ds_Next to position the cursor on the next record in the dataset and make it the active record.
function ibec_ds_Next(Dataset : variant) : variant;
execute ibeblock as begin select * from RDB$FIELDS as dataset MyDataset; while (not ibec_ds_Eof(MyDataset)) do begin ... ibec_ds_Next(MyDataset); end ... close dataset MyDataset; end