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More efficient way to exp / imp

From: C Chang <cschang_at_maxinter.net>
Date: Sat, 25 Jan 2003 19:54:54 -0500
Message-ID: <3E3331DE.754@maxinter.net>


I have a 3 G database on a NT 4 (P-550) box installed with 8.1.6 oracle. There are 5 X 16 G HD and 1 G RAM. I tried to export and import the DB and found that my current methods are not faster enough. What i did were either to use Full=Y or fromuser=.. in export and import back accordingly. But both way are too slow and took at least 48 hours to finish. I examined my system and found that the only full tablespace is one of the tablespaces for data, rest of tablespace is quite empty. Therefore I can not use the imp commit=N, which could not extend the tablespace during the import. I also read the articles from other reference (One-on-One ) and websites for clues. I am wondering that dividing the DB to several export files will speed up? or export/import the DB table by table, then indexed. I have never done those. Can anyone have done either one sharing their experience? Thanks.

C Chang Received on Sat Jan 25 2003 - 18:54:54 CST

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