REPLACE(unix_timestamp(current_timestamp(3)),'.','')执行如下指令:
select current_timestamp(3);将得到如下结果:
2020-08-08 12:09:42.192
执行如下指令:
select unix_timestamp(current_timestamp(3))将得到如下结果:
1596859992.347
执行如下指令:
select REPLACE(unix_timestamp(current_timestamp(3)),'.','')将得到最终结果:
1596859992347