mapper映射器中if标签的应用

p.del_flag = #{DEL_FLAG_NORMAL}

AND p.client_name = #{clientName}



AND p.is_name = '1'


AND p.is_fail = '1'


AND FLOOR((UNIX_TIMESTAMP(SYSDATE()) - UNIX_TIMESTAMP(p.update_date))/(60*60*24)) >= 30 


AND FLOOR((UNIX_TIMESTAMP(SYSDATE()) - UNIX_TIMESTAMP(p.create_date))/(60*60*24)) >= 60

这里只能用单引号包双引号,不能用双引号包单引号