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Can we rename a schema in Oracle 11g?

By Ayaz Keith

Can we rename a schema in Oracle 11g?

Question: I need to re-name a schema owner user that has 100 tables and 150 indexes. There appears to be no rename command for an Oracle user. Answer: There is no supported method for renaming a user in Oracle.

How do I rename an existing schema in Oracle?

  1. login as sys.
  2. execute this: update sys.user$ set name= ‘new_name’ where name = ‘old_name’;
  3. then restart the database.

Can you rename a schema?

You must own the schema to use ALTER SCHEMA. To rename a schema you must also have the CREATE privilege for the database. To alter the owner, you must also be a direct or indirect member of the new owning role, and you must have the CREATE privilege for the database.

How do I change the schema in Oracle?

Just create a new connection (hit the green plus sign) and enter the schema name and password of the new default schema your DBA suggested. You can switch between your old schema and the new schema with the pull down menu at the top right end of your window.

How do I find the schema name in Oracle?

SQL> select distinct owner from dba_objects; >> Will give you the list of schemas available. select username from dba_users; this output will list all users including sysdba,system and others.

How do I rename a user in Oracle?

Changing Username / Password for the Oracle Database Account

  1. From the LifeKeeper GUI, right-click on the Oracle Database resource hierarchy, then select Change Username / Password.
  2. Input Username and select Next.
  3. Input Password and select Next.
  4. Select the database user role and click Apply.
  5. Select Done.

How do I manually rename a database in Oracle?

DBID And DBNAME

  1. Backup the database.
  2. Mount the database after a clean shutdown.
  3. Invoke the DBNEWID utility (nid) specifying the new DBNAME from the command line using a user with SYSDBA privilege.
  4. Shutdown the database.
  5. Modify the DB_NAME parameter in the initialization parameter file.
  6. Create a new password file.

Can we rename a role in Oracle?

You cannot change the name of a role. You should make a copy of it and while doing so, name the new role the name you want.

How do I rename a user in Oracle 12c?

SQL> ALTER USER {username} IDENTIFIED BY {newpassword};

  1. From the LifeKeeper GUI, right-click on the Oracle Database resource hierarchy, then select Change Username / Password.
  2. Input Username and select Next.
  3. Input Password and select Next.
  4. Select the database user role and click Apply.
  5. Select Done.

How do you update a database schema?

To apply the schema change:

  1. In iBase Designer, log on as a database administrator and open the database.
  2. From the Tools menu, select Database Design Update Database Schema.
  3. Select the template that contains the schema changes.

How do I change the schema name in stored procedure in SQL Server?

Part 1

  1. Open Microsoft SQL Server Management Studio and log in.
  2. Click the New Query button.
  3. Paste the following script into the New Query box changing oldschema to the name of the current schema: SELECT ‘ALTER SCHEMA dbo TRANSFER ‘ + s. Name + ‘.’ + o. Name. FROM sys.Objects o.
  4. Click Execute.

How to get the current schema name?

Return Types. Returns NULL when schema_id is not a valid ID.

  • Remarks. SCHEMA_NAME returns names of system schemas and user-defined schemas. SCHEMA_NAME can be called in a select list,in a WHERE clause,and anywhere an expression is allowed.
  • Examples

    • How to recover an entire Oracle schema?

    Connect RMAN to the target database as described in ” Connecting to the Target Database Using RMAN .”

  • Ensure that the database is mounted,but not open.
  • Restore the database using the following command: RESTORE DATABASE; The data files from the RMAN backup are restored to their default locations.
  • Recover the database using the RECOVER command.

    • How to drop an oracle schema?

    All rows from the table are dropped.

  • All table indexes and domain indexes are dropped,as well as any triggers defined on the table,regardless of who created them or whose schema contains them.
  • All the storage tables of nested tables and LOBs of table are dropped.

    • What is the name of the default schema in Oracle?

    The name of the sequence

  • Whether the sequence ascends or descends
  • The interval between numbers
  • Whether Oracle should cache sets of generated sequence numbers in memory