Learn the reason and how to resolve the ORA-00995 error message in Oracle.
Description
When you encounter an ORA-00995 error, the following error message will appear:
ORA-00995: missing or invalid synonym identifier
Cause
You tried to CREATE or DROP a synonym, but the title of the synonym that you used was either lacking or invalid.
Resolution
The option(s) to resolve this Oracle error are:
Option #1
Correct the name of the synonym.
Synonym names must meet the following criteria:
Must start with a letter. Must consist of alphanumeric characters or the following different characters: $, _, and #. Can now not be reserved words. Must be no more than 30 characters in length.