PLS Database Error Messages PLS-00630: pipelined functions must have a collection return type April 22, 2021 mpbod PLS-00630: pipelined functions must have a collection return type Cause: A pipelined function was specified with a non-collection return type. Action: Specify a collection type as the pipelined function return type. 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)