How to view existing table spaces in Oracle?

2 years ago
William Carter
2 minutes

To view the existing table spaces in Oracle database, you can use the following method:

  1. Utilize Oracle SQL Developer:
  2. Open Oracle SQL Developer.
  3. 在连接窗口中选择要连接的数据库实例。
  4. You can simply expand the “Tablespaces” node in the “Object Explorer” window to view the existing tablespaces.
  5. Using PL/SQL Developer:
  6. Open PL/SQL Developer.
  7. Select the database instance you want to connect to in the connection window.
  8. You can view the existing tablespaces by expanding the “Tablespaces” node in the “Object Explorer” window.
  9. Utilize the SQL*Plus command line tool:
  10. Open the command line tool.
  11. Use the following command to log in to the database instance: sqlplus username/password@database

    In this command, replace username with your database username, password with your password, and database with the name of the database instance.

  12. To view the existing table spaces, use the following command: SELECT tablespace_name FROM dba_tablespaces;
  13. Query using SQL:
  14. Open any tool that supports running SQL queries, such as Toad or SQL Developer.
  15. Check the existing table spaces using the following SQL query: SELECT tablespace_name FROM dba_tablespaces;

The first three methods allow you to view table spaces through a graphical interface, while the last method enables you to view them through the command line or an SQL querying tool.

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