How to create Big File tablespace in 19c Database.

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Bigfile tablespce:

A bigfile tablespace is made up of a single data or temporary file that can be up to 128 TB in size.

Maximum Datafile size for BIG File normal table space

DB Block Size

Maximum Data file Size

2k

4194303 *2k Block Size=8 TB

4k

4194303 *4k Block Size=16 TB

8k

4194303 *8k Block Size=32 TB

16k

4194303 *16k Block Size=64 TB

32k

4194303 *22k Block Size=128 TB

Creating bigfile tablespace 

SQL> create bigfile tablespace sanjeev datafile '/u01/app/oracle/oradata/TESTDB/datafile/sanjeev01.dbf' size 10g;

Tablespace created.


Altering BigFile tabalespace 

SQL> alter tablespace sanjeev resize 15g;

Drop BigFile tablespace

SQL> DROP TABLESPACE SANJEEV INCLUDING CONTENTS AND DATAFILES;

Tablespace dropped.

SQL> 


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