ORA Database Error Messages ORA-30001: trim set should have only one character September 26, 2017 mpbod ORA-30001: trim set should have only one character Cause: Trim set contains more or less than 1 character. This is not allowed in TRIM function Action: Change trim set to have only 1 character Back to previous menu https://support.oracle.com/ http://www.oracle.com/ Share this:Click to email a link to a friend (Opens in new window)Click to print (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pocket (Opens in new window)