It really depends on the team coding conventions. Our team uses 'c' for sql.Connection, 'rs' for sql.ResultSet, and 'txn' for our ORMs transactions, and we do t

It really depends on the team coding conventions. Our team uses 'c' for sql.Connection, 'rs' for sql.ResultSet, and 'txn' for our ORMs transactions, and we do this absolutely everywhere. The short variable names absolutely increase readability. But without the solid conventions it isn't as much of a win.