where I can read or find examples for triggers? thank you, Slavic
Veaceslav Chicu wrote: > nobody know? > > best regards, > Slavic > > Veaceslav Chicu wrote: > >>Hello, >> >>how can I do that in derby?: >>CREATE TRIGGER acc.ins_doc NO CASCADE BEFORE INSERT ON acc.doc >> REFERENCING NEW AS N >> FOR EACH ROW MODE DB2SQL >>WHEN( >> SELECT FROM period >> WHERE state='O' AND >> N.cdate BETWEEN date_start AND date_end >>) SIGNAL SQLSTATE 'ERRCODE' ('ERR MESSAGE') >>@ >> >>another question, can I have 2 or more insert/update statements in after >>trigger? how I do? >>begin atomic >> update 1; >> update 2; >>end >>@ >> >>thank you, >>Slavic >> > > >