Question

This is what I currently have:

CREATE OR REPLACE TRIGGER MYTRIGGER AFTER INSERT ON SOMETABLE FOR EACH ROW      DECLARE  v_emplid varchar2(10);      BEGIN  SELECT   personnum into v_emplid  FROM PERSON  WHERE PERSONID = :new.EMPLOYEEID;  dbms_output.put(v_emplid);  /* INSERT INTO SOMEOTHERTABLE USING v_emplid and some of the other values from the trigger table*/  END MYTRIGGER;     

DBA_ERRORS has this error: PL/SQL: ORA-00923: FROM keyword not found where expected

Answer 1

1) There must be something else to your example because that sure seems to work for me

SQL> create table someTable( employeeid number );  Table created.  SQL> create table person( personid number, personnum varchar2(10) );  Table created.  SQL> ed Wrote file afiedt.buf    1  CREATE OR REPLACE TRIGGER MYTRIGGER   2    AFTER INSERT ON SOMETABLE   3    FOR EACH ROW   4  DECLARE   5   v_emplid varchar2(10);   6  BEGIN   7   SELECT personnum   8     into v_emplid   9     FROM PERSON  10    WHERE PERSONID = :new.EMPLOYEEID;  11    dbms_output.put(v_emplid);  12    /* INSERT INTO SOMEOTHERTABLE USING v_emplid and some of the other values  from the trigger table*/  13* END MYTRIGGER;  14  /  Trigger created.  SQL> insert into person values( 1, '123' );  1 row created.  SQL> insert into sometable values( 1 );  1 row created. 

2) You probably want to declare V_EMPLID as being of type Person.PersonNum%TYPE so that you can be certain that the data type is correct and so that if the data type of the table changes you won’t need to change your code.

3) I assume that you know that your trigger cannot query or update the table on which the trigger is defined (so no queries or inserts into someTable).