ningxiaoxiao's recent timeline updates ningxiaoxiao's recent timeline updates | ningxiaoxiaoV2EX member #108876, joined on 2015-04-03 09:54:44 +08:00 |
| 弹幕软件开发 外包 ningxiaoxiao Jun 29, 2023 Lastly replied by gof817 | 1 |
| sql 平均值为什么要 full group by?? MySQL ningxiaoxiao Sep 9, 2022 Lastly replied by NoahVI | 5 |
| 直播平台爬虫外包 外包 ningxiaoxiao Feb 14, 2022 Lastly replied by xiao109 | 1 |
| 关于 dns 的疑问 DNS ningxiaoxiao Dec 29, 2020 Lastly replied by weifan | 4 |
| 有没有做过 discord 机器人的 问与答 ningxiaoxiao Oct 3, 2020 Lastly replied by loliordie | 1 |
ningxiaoxiao's recent replies
Apr 30, 2022 Replied to a topic by ningxiaoxiao MySQL sql 平均值为什么要 full group by?? |
就是想求 在一个时间点里，以 army_id 为组的 x 的平均值，
SELECT
avg(x) as ax,
avg(y) as ay,
avg(z) as az,
FROM
`path`
WHERE
`space` = 'xxxxxxx'
GROUP BY army_id
ORDER BY
`game_time`,
`team_num`,
`team_position`
[]( https://imgtu.com/i/LzI2FJ)
SELECT
avg(x) as ax,
avg(y) as ay,
avg(z) as az,
FROM
`path`
WHERE
`space` = 'xxxxxxx'
GROUP BY army_id
ORDER BY
`game_time`,
`team_num`,
`team_position`
[]( https://imgtu.com/i/LzI2FJ)
Feb 7, 2022 Replied to a topic by KamenReborn Android AI 比我更会聊天,笑果很好 |
有没有一种可能，就是两个 ai 在聊天？
Dec 25, 2020 Replied to a topic by ningxiaoxiao DNS 关于 dns的疑问 |
抓包发现，dns 就一个包
= - =
= - =
May 17, 2020 Replied to a topic by shiji 问与答 想找一类软件，搜索不知道如何下手 |
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