Tag：Big data
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Time：2020-2-16
Original address: Liang Guizhao’s blog Blog address: http://blog.720ui.com Today, we will discuss an interesting topic: how much data of a single MySQL table needs to be divided into databases and tables? Some say 20 million lines, others say 5 million lines. So, what do you think is the appropriate value? Once in China’s Internet technology […]
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Time：2020-2-11
NoSQL first appeared in 1998. In 2009, Johan oskarsson of last.fm launched a discussion on distributed open source database. Eric Evans from Rackspace proposed the concept of NoSQL again. At this time, NoSQL mainly refers to non relational, distributed and does not provide database design mode. From 2009, NoSQL began to rise and develop gradually. […]
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Time：2020-2-6
Abstract: in 2017, ofo put more than 10 million bicycles into the market, and the launch, operation and scheduling of these bicycles need a lot of data support. This paper will share the road of big data development of ofo in maxcompute from the reasons for choosing maxcompute, data integrity, task scheduling and proxy service. […]
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Time：2020-2-2
NoSQL originated in 1998, but from 2009, NoSQL began to rise and develop gradually. Looking back on the history, it should be said that the rise of NoSQL database is completely accompanied by the rise and development of Internet technology and big data in the past decade. Compared with the application of relational database in […]
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Time：2020-1-29
Abstract:What is bpaas of ant financial core suite? In September last year, ant financial released bpaas (business platform as a service) in Hangzhou yunqi ATEC, a distributed financial core kit, which is open to the outside world, including “product contract”, “asset exchange”, “asset core”, “accounting”, “pricing” and other financial core components. This so-called bpaas comes […]
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Time：2020-1-29
Tablestore is a serverless NoSQL multi model database developed by Alibaba cloud for massive structured and semi-structured data storage, which is widely used in social, Internet of things, artificial intelligence, metadata, big data and other business scenarios. Table store adopts a wide table model similar to Google BigTable, a natural distributed architecture, which can support […]
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Time：2020-1-28
Abstract:Why does the tide of deep learning submerge the traditional computer vision technology? Listen to Daniel~ This article was created by the frequent problems in the Forum: Can deep learning replace traditional computer vision? This is obviously a good problem. Deep learning (DL) has completely changed computer vision (CV) and artificial intelligence. Many problems that […]
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Time：2020-1-23
Preface The full name of IM is instant messaging, and the Chinese name is instant messaging. In this highly information age of mobile Internet, Im products have become necessary products in our life, such as nailing, wechat, QQ and other products with IM as the core function. Of course, wechat has grown into an ecological […]
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Time：2020-1-22
Learning python, we must all start from reptiles. After all, similar resources on the Internet are very rich, and there are many open source projects. Python learning web crawler is mainly divided into three large sections: capture, analysis and storage When we enter a URL in the browser and return, what happens in the background? […]
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Time：2020-1-22
Abstract:As an old friend of DTCC and the world’s leading cloud computing manufacturer, Alibaba cloud database team is invited to participate in this technology event. It will not only send a team of distinguished guests, but also present 8 wonderful topics for the vast number of database industry professionals and users. The following editor combed […]
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Time：2020-1-21
Preface In the architecture part, we introduce the architecture of modern IM message system, the abstract model of Timeline and the typical architecture of a message system based on the Timeline model, which supports multiple advanced functions of “message roaming”, “multi terminal synchronization” and “message retrieval”. In order to simplify the reader’s understanding of the […]
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Time：2020-1-13
I. Introduction By 2019, the database has reached a new turning point, with three obvious trends: More and more databases will be cloud native, and will constantly make use of new hardware and advantages of cloud itself to build cloudnative databases. In China, Alibaba cloud’s cloud HBase and polardb are the representatives. This article will […]
