#数据库
《第一个开源的大规模并行数据库突然 404，国内数仓市场或迎大变动 》
Greenplum关闭Github项目仓库的事情，好像没看到有太多讨论（如知乎、微博）。不知道未来Pivotal（中国）团队何去何从，有了解的可以来留言。
BY codedump的电报频道
Secret Chats are one of the service’s additional security features; it allows messages to be sent with client-to-client encryption. This setup means that, unlike regular messages, these secret messages can only be accessed from the device’s that initiated and accepted the chat. Additionally, Telegram notes that secret chats leave no trace on the company’s services and offer a self-destruct timer.
Telegram is riding high, adding tens of million of users this year. Now the bill is coming due.Telegram is one of the few significant social-media challengers to Facebook Inc., FB -1.90% on a trajectory toward one billion users active each month by the end of 2022, up from roughly 550 million today.
codedump的电报频道 from tr