ORA Database Error Messages ORA-01455: converting column overflows integer datatype June 8, 2015 mpbod ORA-01455: converting column overflows integer datatype Cause: The converted form of the specified expression was too large for the specified datatype. Action: Define a larger datatype or correct the data. 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)