INSERT INTO ai_lms.user_unit (unit_id, std_id, user_id, scls_id, cmptn_yn, cmptn_tm) VALUES (#{unitId}, #{stdId}, #{userId}, #{sclsId}, #{cmptnYn}, TO_TIMESTAMP(#{cmptnTm}, 'YYYY-MM-DD HH24:MI:SS.US')) UPDATE ai_lms.user_unit SET cmptn_yn = #{cmptnYn}, cmptn_tm = TO_TIMESTAMP(#{cmptnTm}, 'YYYY-MM-DD HH24:MI:SS.US') WHERE unit_id = #{unitId} AND std_id = #{stdId} AND user_id = #{userId} AND scls_id = #{sclsId} DELETE FROM ai_lms.user_unit WHERE unit_id = #{unitId} AND std_id = #{stdId} AND user_id = #{userId} AND scls_id = #{sclsId}