alter table proctors add column proc_type char(1); alter table proctor_details add column cur_work double precision; alter table proctor_details add column cur_worktype double precision; alter table proctor_details add column it_in_previousyear boolean; alter table proctor_details add column suggestion_areawork double precision; alter table proctor_details add column work_in_mehe boolean; alter table proctor_details add column detail_type varchar(15); -- update proctor_details set detail_type='PROCTOR'; create index p_type on proctor_details (detail_type); alter table setup add column trans_seqit double precision;