schemas/_regproc.sql.mysql
author Julien Jehannet <julien.jehannet@logilab.fr>
Fri, 16 Jan 2009 20:03:58 +0100
changeset 462 c6e313c7a2e0
parent 0 b97547f5f1fa
permissions -rw-r--r--
use 99 as default sequence number in runlevel

/* -*- 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 ;;