在我的项目目录上运行任何命令后,我得到了这样的结果: File "C:\Python27\Lib\site-packages\django\db\backends\postgresql\base.py", line 21, in <module> File "C:\Python27\Lib\site-packages\psycopg2\__init__.py", line 50, in <module&g
使用COPY table FROM PROGRAM 'curl "www.example.com/data.csv"';,我可以将CSV直接从网络复制到psql表中。COPY sites FROM PROGRAM 'curl "www.example.com/data.csv"'; DETAIL: command no
第一个代码是这样的FROM accounts aON a.id = w.account_idON s.id = a.sales_rep_idORDER BY num_events DESC;SELECT s.name, w.channel, COUNT(w.channel) JOIN accounts a
ON