SELECT NVL(MAX(to_number(CODE)), 0) FROM BM_YSLX select * from BM_YSLX where 1 = 1 select * from(SELECT a.*, b.name as znjname FROM BM_YSLX a left join bm_znjsq b on a.znjbm=b.code ) WHERE 1=1 AND (code like '%${filter.searchText}%' OR name like '%${filter.searchText}%') AND ssgs=#{filter.ssgs} AND isdisabled=#{filter.isdisabled}