preferences表有一个user_id。当我删除一个用户时,我也要删除preferences表中的记录。`preferences` WHERE `preferences`.`id` = 2 SQL (0.1ms) DELETE FROM `preferences` WHERE `preferences`
" %}Models available in the preferences application.{% endblocktrans %}">
<caption><a href="preferences" class="section">{% blocktrans with name="preferences" %}Preferences{% endblocktrans %}</