Sometimes you can get “ORA-00972: identifier is too long ” error.
Details of error are as follows.
ORA-00972: identifier is too long
Cause: An identifier with more than 30 characters was specified.
Action: Specify at most 30 characters.
Table names, column names or aliases should not be more than 30 characters. You should specify their names at most 30 characters.
This restriction has been disabled on Oracle 18c, Oracle 19c and Oracle 20c beyond, if you are using Oracle 12c or Oracle 11g and if you must use table names more than 30 characters, than you need to upgrade your database.
Do you want to learn Oracle Database for Beginners, then read the following articles.
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