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How can you remove a user account from Oracle 11g?
If you want to delete a user account and its associated schema, you can log in as SYSTEM and use the DROP USER command as shown in the following example: >. \bin\sqlplus /nolog SQL> connect SYSTEM/fyicenter Connected. SQL> DROP USER DEV CASCADE; User dropped.
How do I force a user to drop in Oracle?
Drop user in Oracle including contents You must use CASCADE keyword to remove all objects owned by the schema. SQL> DROP USER barbie CASCADE; Sometimes users are connected to the database and it takes long time to drop. So in this case you can drop forcefully by killing user session connected to the database.
How do I logout a user in Oracle?
In SQL*Plus command-line, use EXIT or QUIT to log out of Oracle Database and return control to your computer’s operating system. In iSQL*Plus, click the Logout button to log out of Oracle Database.
How do I delete a database schema?
DROP SCHEMA removes schemas from the database. A schema can only be dropped by its owner or a superuser. Note that the owner can drop the schema (and thereby all contained objects) even if he does not own some of the objects within the schema.
How to remove a user from an Oracle Database?
Use the DROPUSERstatement 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.
How to uninstall / completely remove Oracle 11g ( client )?
Open a command line window (Start Menu -> Run… -> cmd) Enter regsvr32 /u oci.dll, resp. In some cases the file %ORACLE_HOME%binoci.dll is locked and you cannot delete it. In such case rename the file (e.g. to oci.dll.x) and reboot the PC, afterwards you can delete it.
How to uninstall all Oracle components using the OUI?
Uninstall all Oracle components using the Oracle Universal Installer (OUI). Run regedit.exe and delete the HKEY_LOCAL_MACHINE\\SOFTWARE\\ORACLE key. This contains registry entires for all Oracle products.
How to uninstall / completely remove oracle.net assemblies?
In some cases the file %ORACLE_HOME%\\bin\\oci.dll is locked and you cannot delete it. In such case rename the file (e.g. to oci.dll.x) and reboot the PC, afterwards you can delete it. Remove Oracle .NET assemblies from Global Assembly Cache (GAC). You do this typically with the gacutil utility, if available on your system.