--option_table 表添加延时时间字段及设置值 alter table option_table add(delay_time VARCHAR2(50)); comment on column OPTION_TABLE.DELAY_TIME is '为0时,即时发,为-1时不发,其他数值为延时分钟数'; update option_table set DELAY_TIME='0' where TYPE_IDENTITY='emergent' and TYPE_CODE='0'; update option_table set DELAY_TIME='5' where TYPE_IDENTITY='emergent' and TYPE_CODE='1'; commit;