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How to Create a User in Oracle Database in 2025?

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от admin , в категории: Lifestyle , 15 дней назад

Creating a user in Oracle Database is a fundamental task for database administrators and developers. As of 2025, Oracle Database continues to enhance its features, offering advanced security and management capabilities. Here’s a step-by-step guide on how to create a user in Oracle Database.

Steps to Create a User in Oracle Database

  1. Connect to Oracle Database: Use a tool like SQL*Plus or SQL Developer to connect to your Oracle Database as a user with administrative privileges.

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    CONNECT sys/password@database AS SYSDBA;
    
  2. Create the User: Use the CREATE USER statement to define a new user. Specify the username and password.

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    CREATE USER new_user IDENTIFIED BY user_password;
    
  3. Grant Privileges: Assign necessary privileges to the user. At a minimum, grant the CREATE SESSION privilege.

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    GRANT CREATE SESSION TO new_user;
    
  4. Assign Roles: If needed, assign additional roles that suit the user’s responsibilities.

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    GRANT CONNECT, RESOURCE TO new_user;
    
  5. Set Default Tablespace: Specify the default tablespace for object creation.

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    ALTER USER new_user DEFAULT TABLESPACE users;
    
  6. Set Quota: Allocate quota on the tablespace for the user.

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    ALTER USER new_user QUOTA 50M ON users;
    
  7. Verify User Creation: Confirm that the user has been created successfully.

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    SELECT username FROM dba_users WHERE username = 'NEW_USER';
    

By following these steps, you can efficiently create a new user in Oracle Database, ensuring proper roles and permissions are assigned for optimal functionality.

Further Resources

For more Oracle Database tips and tricks, check out these related articles: - Selecting Columns by Name in Oracle – Learn how to efficiently select columns using column names. - Common Oracle Query Tools – Discover the most popular tools for querying Oracle databases. - Oracle Query Optimization – Explore techniques for optimizing your Oracle Database queries.

By leveraging these resources, you can enhance your Oracle Database administration skills, ensuring the robust performance and security of your data environment. “`

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