Note 1 Trigger with Serial Number

create index PATCOSDATA.ix_type_visitname on PATCOSDATA.PATCOS_BACKVISIT_TYPE (VISIT_TYPE_NAME);

create index PATCOSDATA.ix_type_visitcode on PATCOSDATA.PATCOS_BACKVISIT_TYPE (VISIT_TYPE_CODE);

--create synonym

create public synonym PATCOS_BACKVISIT_TYPE for PATCOSDATA.PATCOS_BACKVISIT_TYPE;

create public synonym backvisit_code_autoinc for PATCOSDATA.backvisit_code_autoinc;

 

drop sequence backvisit_code_autoinc;

create sequence backvisit_code_autoinc

     minvalue 1

     maxvalue 999999

     start with 1

     increment by 1

     nocache;

create or replace trigger insert_backvisit_type_autoinc

 before insert  on PATCOSDATA.PATCOS_BACKVISIT_TYPE

 for each row

      begin

           select backvisit_code_autoinc.nextval into :new.VISIT_TYPE_CODE from dual;

      end insert_backvisit_type_autoinc;