What is temp tablespace used for in Oracle?

What is temp tablespace used for in Oracle?

Temporary tablespaces are used for storing temporary data, as would be created when SQL statements perform sort operations. An Oracle database gets a temporary tablespace when the database is created. You would create another temporary tablespace if you were creating a temporary tablespace group.

What should be the size of temp tablespace in Oracle?

All extents of temporary tablespaces are the same size, so UNIFORM keyword is optional – if UNIFORM is not defined it will default to 1 MB. Example using OMF (Oracle Managed Files):

How do I resize a temp file?

Tempfile resize

1. Create another temp Tablespace=0D.
2. Make this as the default temp Tablespace for the database=0D.
3. Move all the current users to this Tablespace=0D.
4. Drop the original TEMP Tablespace and recreate it and then move all.

How do I resize a temporary tablespace in Oracle?

If the temporary tablespace you want to shrink is your default temporary tablespace, you will have to first create a new temporary tablespace, set it as the default temporary tablespace then drop your old default temporary tablespace and recreate it. Afterwords drop the second temporary table created.

How do I shrink a temporary tablespace in Oracle 12c?

How do I create a temporary tablespace in standby database?

Adding new temporary tablespace on primary. To add a temp file stop the log apply on standby and open the db in read only mode. If the temporary tablesapce is dropped on the primary then both tablespace and temp file is dropped on the standby.

How do I free up temp tablespace?

2 Answers

1. Create Temporary Tablespace Temp CREATE TEMPORARY TABLESPACE TEMP2 TEMPFILE ‘/u01/app/oradata/temp01.dbf′ SIZE 2000M ;
2. Move Default Database temp tablespace ALTER DATABASE DEFAULT TEMPORARY TABLESPACE temp2;
3. Make sure No sessions are using your Old Temp tablespace a.

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