Re: Separate PK in Jxn Tbl?
Date: Tue, 29 Jan 2008 15:04:36 GMT
"Sylvain Lafontaine" <sylvain aei ca (fill the blanks, no spam please)>
wrote in message news:%23Cj52$SYIHA.220_at_TK2MSFTNGP04.phx.gbl...
> « But many of them seem to write as if contents as determined by
> The content is not determined by the address and in fact, for those who
> using surrogate keys, the exact value of an address inside the database
> zero importance.
If this mimicry of pointers is pushed far enough, it can reduce a relational or SQL database to an inferior imitation of the old network databases. You lose the inherent advantages of content based addressing, but retain all the extra overhead. Received on Tue Jan 29 2008 - 16:04:36 CET