schemas/_regproc.sql.mysql
author Laure Bourgois <Laure.Bourgois@logilab.fr>
Mon, 09 Feb 2009 11:55:32 +0100
changeset 561 4bbeb62ba955
parent 0 b97547f5f1fa
permissions -rw-r--r--
add a linked data view for project. this linked data view will be extended to pertinent entities in the future. We remark that we use doap format if it exists (doap:created, doap:description ...), we use our own vocabulary (available in tbox view) if doap does not supports it.

/* -*- sql -*- 

   mysql specific registered procedures, 

*/

/* XXX limit_size version dealing with format as postgres version does.
   XXX mysql doesn't support overloading, each function should have a different name
       
   NOTE: fulltext renamed since it cause a mysql name conflict
 */

CREATE FUNCTION text_limit_size(vfulltext TEXT, maxsize INT)
RETURNS TEXT
NO SQL
BEGIN
    IF LENGTH(vfulltext) < maxsize THEN
       RETURN vfulltext;
    ELSE
       RETURN SUBSTRING(vfulltext from 1 for maxsize) || '...';
    END IF;
END ;;