We have never promised backward compatibility of pg_dump output to older server versions.
regarding pg_dump: where there some changes from b3 to rc1 that would explain the resulting rc1 pg_dump output (-c) being half as big as with b3? i've rerun pg_dump several times with the same result, and no error messages.
- thomas ---------------------------(end of broadcast)--------------------------- TIP 9: In versions below 8.0, the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match