Stringsql="insert into fc_review_record(review_id, user_id, view_state, review_round, review_state, create_time) select "+review_id+", "+i+", 0, "+review_round+", 1, now() from dual where not exists (select * form fc_review_record where review_id = "+review_id+" and user_id = "+i+" and review_round = "+review_round+")";
Stringsql="insert into fc_review_record(review_id, user_id, view_state, review_round, review_state, create_time) select "+review_id+", "+i+", 0, "+review_round+", 1, now() from dual where not exists (select * from fc_review_record where review_id = "+review_id+" and user_id = "+i+" and review_round = "+review_round+")";