Date: Sat, 20 Jul 1996 02:32:44 +0900 (JST) From: Michael Hancock <michaelh@cet.co.jp> To: "Stephen F. Combs" <combssf@salem.ge.com> Cc: Amancio Hasty <hasty@rah.star-gate.com>, davidg@Root.COM, Heo Sung Gwan <heo@cslsun10.sogang.ac.kr>, freebsd-hackers@FreeBSD.ORG Subject: Re: your mail Message-ID: <Pine.SV4.3.93.960720022604.15573A-100000@parkplace.cet.co.jp> In-Reply-To: <Pine.SUN.3.94.960719093530.5173P-100000@combs.salem.ge.com>
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On Fri, 19 Jul 1996, Stephen F. Combs wrote: > I didn't notice the original post, but Sybase uses RAW disk i/o as the > preferred method for accessing database files (the files are just raw disk > partitions, owned by the 'sybase' user). The 'sybase' user is a normal > user, no special priv. This is under both SunO/S and HP-UX, don't know > about other unixes. Under Windows N/T it just uses regular files (NT > doesn't know about raw partitions!). Oracle uses raw disk partitions too and it implements an extent based object management system. SQL DB Servers are basically specialized OSes. Regarding multi-media, a specialized system would definitely give better performance, but it sounds like a bit of work. -mike hancock
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