Resolve ORA-00955 Error Message in Oracle

Learn the motive and how to resolve the ORA-00955 error message in Oracle.


When you come across an ORA-00955 error, the following error message will appear:

ORA-00955: identify is already used with the aid of an present object


You tried to create a table, VIEW, index, synonym or other object with a name that is already in use.


The option(s) to resolve this Oracle error are:

Option #1

Rename your object that you are attempting to create so that it is unique.

Option #2

Drop the existing object and create the new object.

For a record of objects with a particular name, you can run the following query:

FROM all_objects
WHERE object_name = 'NAME';

For example, if you desired to discover the objects whose title is SUPPLIERS, you ought to run the following SQL:

FROM all_objects
WHERE object_name = 'SUPPLIERS';

Please be aware that object_name’s are saved in the all_objects table in uppercase.