这是一个代码片段及其结果输出。代码似乎更新了属性,但是当我在数据库中手动检查记录时,没有任何变化。.changed? 证实了这一点。返回假。我做错了什么?
class Ticket < ActiveRecord::Base
##+-----------------+-----------------------+------+-----+---------+-------+
##| Field | Type | Null | Key | Default | Extra |
##+-----------------+-----------------------+------+-----+---------+-------+
##| ticketid | bigint(20) unsigned | NO | PRI | NULL | |
##| ticketnumber | bigint(20) unsigned | NO | | NULL | |
##| contactname | char(40) | YES | | NULL | |
##| department | char(40) | YES | | NULL | |
##| tech | char(40) | YES | | NULL | |
##| timeopened | char(18) | YES | | NULL | |
##| timelastchanged | char(18) | YES | | NULL | |
##| mintuesopen | mediumint(8) unsigned | YES | | NULL | |
##| searchtermlist | varchar(255) | YES | | NULL | |
##+-----------------+-----------------------+------+-----+---------+-------+
attr_accessible :searchtermlist, :minutesopen, :timelastchanged, :tech
end
....
thisticket = Ticket.find_by_ticketid(ticketid)
if thisticket != nil
puts "---Ticket #{ticketid} Found!"
if thisticket.searchtermlist.include? importedsearchtermlist
puts "---Search term list current! Skipping..."
else
puts "---Updating search term list for ticket #{ticketid}"
puts importedsearchtermlist
puts thisticket.ticketid
puts thisticket.searchtermlist
updatedsearchtermlist = thisticket.searchtermlist << "," << importedsearchtermlist
puts updatedsearchtermlist
thisticket.searchtermlist = updatedsearchtermlist
result = thisticket.save!
puts result
puts thisticket.changed?
puts thisticket.searchtermlist
sleep(60)
end
和输出:
---Ticket 47048 Found!
---Updating search term list for ticket 47048
virus
47048
update
update,virus
true
false
update,virus