Oracle method to view all table spaces: [select * from Dba_Tablespaces]. If you want to check the table space used by the current user, you can use the [select * from user_users] command.
Oracle database is a very easy-to-use relational database. Oracle data is maintained and stored in table space. The table space contains oracle data, structure and other information.
(Recommended learning: oracle tutorial)
If you want to check the table space used by the current user, use the following command:
select * from user_users
If you want to check For all table spaces under oracle, use the following command:
select * from Dba_Tablespaces
The information presented by this command includes the name of the table space and the size of the table space.
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