Harald Fuchs <hf0731x@xxxxxxxxxxxxxx> writes: > Why putting gapless numbers into the database at all? Just calculate them at > query time. And how would you retrieve the record that corresponds to invoice number #16355, for example? Recalculating few records is fine, but millions of them everytime you need to recover some of those is something that doesn't look efficient to me... -- Jorge Godoy <jgodoy@xxxxxxxxx>