Oops, I did it again. I forgot to specify the temporary tablespace for a user on an Oracle8i database. Therefore, when the user has to sort some things out, the sorts occur in the SYSTEM tablespace. Yikes. With the introduction of default temporary tablespace in Oracle9i, the SYSTEM tablespace is no longer used as the default storage location for temporary data. You can specify the default temporary tablespace for users when a temporary tablespace is not specified. Either specify the default temporary tablespace at database creation time or use the alter tablespace command.
ALTER TABLESPACE DEFAULT TEMPORARY TABLESPACE temp;
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About the author: Kenny Smith has been working with Oracle technology on HP servers for over a decade. He specializes in Oracle database architecture, database administration and development. He has presented at numerous Oracle conferences on two continents. He has published many articles describing Oracle solutions and has co-authored "Oracle backup and recovery 101" from Oracle Press.
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