How do I get two distinct random records using Django? I ve seen questions about how to get one but I need to get two random records and they must differ.
嘿,这是很直的前进方向。你应该做一个视图函数, 你可以处理原始 SQL 。 我昨天刚做了这个尝试, 试图解决后格唯一的索引同步问题 。
视图. py: 将此映射到某些 URL 上, 然后访问浏览器中的 URL, 函数将执行 。
from django.db import connection, transaction
def dropTable(request):
cursor = connection.cursor()
cursor.execute(“DROP TABLE WHATEVER”) //custom raw SQL goes here
success = simplejson.dumps({‘success’:’success’,}) //I do this as a success message
return HttpResponse(success, mimetype=’application/json’) //you ll need an import or two for the json stuff to work
当我看到这个文章时,我也有同样的问题,我认为有比较容易的办法来解决这个问题。赫鲁库推出了PostgreSQL Studio ,这是一个基于网络的 PSQL 界面, 允许您查看您的 DB 和 PSQL 命令。
一旦您连接到 DB, 只要打开一个 < a href=\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\
TRUNCATE TABLE table_name;
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