Elephants can also drink up to 50 gallons of water a day about as much as a standard bathtub holds. Elephants are a keystone species that influence the composition of their environment while often benefiting other species.
Log Sequence Number. Every record in SQL Server transaction log has its own log sequence number or LSN. Log sequence numbers are ordered in such a way that changes related to the record with greater LSN occurred after the changes related to records with smaller LSN. Each backup that is set in SQL Server has FirstLSN and LastLSN values.
The Location Routing Number (LRN) is a ten-digit number designed to look like a telephone number. An LRN is assigned to each ported telephone number and is used to route calls through the PSTN to the switch serving the ported number.