Bind variable in sql developper with oracle 11g : I have problem when trying to excute a sequence with a before insert trigger 



CREATE TABLE personne (ID number, nom varchar2(250 char));

CREATE SEQUENCE s_inc_pers START WITH 1 INCREMENT BY 1;



CREATE TRIGGER tr_inc_pers ON t1 BEFORE INSERT
FOR EACH ROW
DECLARE
BEGIN
select s_inc_pers into :new.t1.ID from DUAL;
END.
