求一sql查询语句解决办法

 select * from archives where date_format(FROM_UNIXTIME(pubdate),'%Y-%m-%d')=curdate() and writer='张三';

select * from archives where writer='张三'　and pubdate between unix_timestamp(date(now)) and unix_timestamp(date(adddate(now(),1)));	

select * from archives where writer='张三'　and pubdate between unix_timestamp(date(now())) and unix_timestamp(date(adddate(now(),1)));