Modifying an Oracle Ref Cursor?

Create a "is_encrypted" function which returns if the string is encrypted, then use a case statement to return the decrypted value either via the decrypt function or just straight out of the table select case when is_encrypted(secret) = 'Y' then decrypt(secret) else secret end as ecrypted_secret from emp Or as suggested in question comments, just change the decrypt function so if its passed a non encrypted string, it just returns the string it was passed.

Create a "is_encrypted" function which returns if the string is encrypted, then use a case statement to return the decrypted value either via the decrypt function or just straight out of the table. Select case when is_encrypted(secret) = 'Y' then decrypt(secret) else secret end as ecrypted_secret from emp Or as suggested in question comments, just change the decrypt function so if its passed a non encrypted string, it just returns the string it was passed.

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