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How do I delete a schema in Oracle?

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How do I delete a schema in Oracle?

Just login into the schema whose objects you want to drop. Yes you can. You can drop the user and thus drop the schema objects. The DROP USER statement is used to remove a user from the Oracle database and remove all objects owned by that user.

How do I download HR schema?

Installing the HR Schema

  1. Log on to SQL*Plus as SYS and connect using the AS SYSDBA privilege.
  2. To run the hr_main.sql script, use the following command: SQL> @?/demo/schema/human_resources/hr_main.sql.
  3. Enter a secure password for HR specify password for HR as parameter 1: Enter value for 1:

How do I import a sample into Oracle sql Developer?

Once the file is downloaded, simply right click on the Tables node in SQL Developer’s tree, and select ‘Import Data…’ Then navigate to the file you’ve downloaded (you’ll need to extract it from the Zip after your torrent has finished.) You should be here now.

How do I get the HR schema in sql Developer?

Unlocking the HR Account. Connecting to Oracle Database as User HR from SQL*Plus. Connecting to Oracle Database as User HR from SQL Developer….Connecting to Oracle Database as User HR from SQL Developer

  1. For Connection Name, enter hr_conn .
  2. For Username, enter HR .
  3. For Password, enter the password for the HR account.

How do I delete a schema?

Use the DROP SCHEMA command to drop a schema. When you drop a schema, you drop all the objects defined within that schema. You cannot drop a schema if it is being accessed in other user sessions or if it is the default schema of the database.

How do I drop a schema in Oracle 11g?

DROP USER

  1. Purpose.
  2. Use the DROP USER statement to remove a database user and optionally remove the user’s objects. When you drop a user, Oracle Database also purges all of that user’s schema objects from the recycle bin.
  3. Prerequisites.
  4. Syntax.
  5. drop_user::=
  6. Semantics.
  7. user.
  8. CASCADE.

How do I open an HR schema in Oracle 11g?

5.1 Unlock HR Using the SQL Command Line

  1. Display the SQL command prompt window.
  2. Connect as the SYSTEM user:
  3. Enter the following statement to unlock the HR account: SQL> ALTER USER hr ACCOUNT UNLOCK;

What is HR schema in Oracle?

A schema is a collection of tables, views, procedures, indexes and other logical objects. Each schema is owned by a database user and has the same name as that user.

How do you unlock the HR schema in Oracle 11g Express Edition?

How do I export a schema from Oracle SQL Developer?

In Oracle SQL Developer, click on the Tools menu then select the Database Export option. The following window will appear. Specify the Schema for the Connection drop-down and select the checkboxes according to your need. Also, specify the export filename and the file location.

How do I delete a SQL schema?

How do I delete a schema without deleting the user?

delete user (schema) and its objects. Strictly speaking a schema is the totality of objects owned by a user. There is no way of dropping the schema without dropping the user except by generating individual drop statements out of the data dictionary.

Can I drop the schema objects in testdb?

Yes you can. You can drop the user and thus drop the schema objects. The DROP USER statement is used to remove a user from the Oracle database and remove all objects owned by that user. This statement will only run properly and drop the user called TestDB only if TestDB does not own any objects in its schema.

What is the best way to add a user to schema?

Normally, it is simplest to drop and add the user. This is the preferred method if you have system or sysdba access to the database. If you don’t have system level access, and want to scrub your schema, the following sql will produce a series of drop statments, which can then be executed.

What is the installation routine for Oracle Database 11g with OLAP Option enabled?

Oracle Database 11g (patch 11.1.0.7 or higher) with Oracle OLAP Option enabled T he installation routine (s) performs the following tasks: (Optional) Creates the SALESTRACK analytic workspace containing the sales and forecast cube in the OLAPTRAIN schema (and drops the analytic workspace if it already exists).

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