> How does PostgreSQL figure out what the difference > when copying a file? It doesn't. 'file' does. The data you export just happens to look like the formats 'file' thinks it is in. And maybe it is. Have you tried actually *looking* at the data in question ?
Karsten -- GPG key ID E4071346 @ wwwkeys.pgp.net E167 67FD A291 2BEA 73BD 4537 78B9 A9F9 E407 1346 ---------------------------(end of broadcast)--------------------------- TIP 1: subscribe and unsubscribe commands go to [EMAIL PROTECTED]