Is not the same achieved by creating a permanent
tablespace and then altering it to temporary using
alter tablespace command?
- "Khedr, Waleed" <Waleed.Khedr_at_FMR.COM> wrote:
> No you don't. Just copy the file to the new file and
> the new file will be
> created notsparse.
>
> -----Original Message-----
> Sent: Friday, May 18, 2001 10:11 AM
> To: Multiple recipients of list ORACLE-L
>
>
> But you need new_file with specific length - let say
> 500M - how will you do
> it?
>
> Another way to do it - but may be long - is create
> normal tablespace (not
> temporary) with data files you need, then drop
> tablespace and then create
> temprary tablespace with reuse of created data
> files.
>
> Alex Hillman
>
> -----Original Message-----
> Sent: Thursday, May 17, 2001 8:36 PM
> To: Multiple recipients of list ORACLE-L
>
>
> After creating the temp file and shutting down the
> database, you can use on
> Solaris cp temp-file new-file and then
> cp new-file temp-file.
>
> After that you can convert it to quick-i/o.
>
> Regards,
>
> Waleed
>
> -----Original Message-----
> Sent: Thursday, May 17, 2001 8:06 PM
> To: Multiple recipients of list ORACLE-L
>
>
> I noticed this when I was playing with 9i. Regular
> tablespaces take long
> time to be created and temporary ones take nothing.
>
> Here is the proof:
>
> $ ls -l temp01.dbf
> -rw-rw-r-- 1 oracle dba 209719296 May 17
> 18:55 temp01.dbf
>
> $ du -k temp01.dbf
> 40968 temp01.dbf
>
> $ ls -l users01.dbf
> -rw-rw-r-- 1 oracle dba 26218496 May 11
> 20:27 users01.dbf
>
> $ du -k users01.dbf
> 25608 users01.dbf
>
> Regards,
>
> Waleed
>
> -----Original Message-----
> Sent: Thursday, May 17, 2001 7:41 PM
> To: Multiple recipients of list ORACLE-L
>
>
> If you create tablespace like - create temporary
> tablespace
> <tablespace_name> ... <file_name>
> created file will be sparse.
>
> Alex Hillman
>
>
> -----Original Message-----
> Sent: Thursday, May 17, 2001 6:30 PM
> To: Multiple recipients of list ORACLE-L
>
>
> Hi Johnson,
>
> I don't believe that tempfiles can be sparse
> (although I may be wrong) and I
> am
> confident that datafiles cannot be. Maybe you should
> log a TAR with Oracle
> support to checkout whether tempfile can be sparse
> and just use datafiles
> until
> then. Anyway, can you please post the URL to the tip
> you mentioned. While it
> is
> the sort of thing I might say, I don't remember
> actually having said so.
>
> @ Regards,
> @ Steve Adams
> @ http://www.ixora.com.au/
> @ http://www.christianity.net.au/
>
>
> -----Original Message-----
> Sent: Friday, 18 May 2001 0:05
> To: Multiple recipients of list ORACLE-L
>
>
> Hi,
>
> After reading Steve Adams' tip on making temp files
> quick io. I posed this question to Veritas as they
> had
> told us not do so. The answer they give is the
> following.
>
> Temporary datafiles should not be converted to quick
> i/o files. The following is an excerpt from the
> administrator's Guide: Tablespaces marked TEMPORARY
> can be sparse, which means that not all blocks in
> the
> file are allocated. Quick I/O files cannot be
> sparse,
> as Quick I/O provides a raw-type interface to
> storage.
> If a sparse file is converted to a Quick I/O file,
> the
> Oracle instance can fail if Oracle attempts to write
> into one of these unallocated blocks.
>
> I would appreciate your thoughts on this?
>
> Johnson Job
>
>
> __________________________________________________
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Received on Fri May 18 2001 - 12:32:19 CDT
