>>>>> "Andres" == Andres Freund <and...@anarazel.de> writes:
>> Why did we invent "custom" format dumps instead of using a standard >> container-file format like tar/cpio/zip/whatever? Andres> Because they're either not all that simple, or don't random Andres> read access inside. But that's just a guess, not fact. A more significant factor is that tar (like most file archive formats) doesn't allow streamed _write_ access - you need to know the size of each archive member in advance, hence why -Ft has to copy each table to a temp file and then copy that into the archive. -- Andrew.