Tag：Big data
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Time：2021-5-31
In this paper, an example is given to show how to export big data by using fputcsv in PHP. The details are as follows: In order to experiment with big data export, we create a large table by ourselves. The table structure is as follows: CREATE TABLE `tb_users` ( `id` int(11) unsigned NOT NULL AUTO_ […]
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Time：2020-4-5
This article has been added to the open source project: javaguide (a document project covering the core knowledge that most Java programmers need to master, with a star number of nearly 16K). Address: https://github.com/snailnimb/javaguide Mind map of this article: Message queuing is very simple “RabbitMQ？” “Kafka？” “RocketMQ？” … in the process of daily learning and […]
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Time：2020-4-4
Abstract:Bi Xuan, the head of Ali infrastructure, combined with his own experience, told you about his growing up experience in various roles, which is worth savoring by all the technical students who are confused about their career development. [editor’s note] on December 20, 2018, the 3rd birthday of yunqi community. Alibaba often says “roof repair […]
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Time：2020-4-2
Abstract:On December 20, 2018, yunqi community was 3 years old. Alibaba often says “roof repair on sunny days”, so we specially made this album – sharing 20 Alibaba stories and 50 books to developers. On December 20, 2015, yunqi community went online. On December 20, 2018, yunqi community was 3 years old.Alibaba often says “roof […]
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Time：2020-3-31
On December 20, 2015, yunqi community went online. On December 20, 2018, yunqi community was 3 years old.Alibaba often says “roof building in sunny days”.In our opinion, in the cold winter, the most worthy investment is learning, which is a thick knowledge reserve.So the community specially made this album – to share 20 precious growth […]
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Time：2020-3-24
Hue is an open source management website related to big data analysis. This article records the process of my installation so that I can view it later and share it with friends who need it. GitHub address: https://github.com/cloudera/hue Packages required for Yum installation # yum install cyrus-sasl-devel cyrus-sasl-gssapi cyrus-sasl-plain gcc gcc-c++ krb5-devel libffi-devel libxml2-devel libxslt-devel […]
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Time：2020-3-19
It’s a great pleasure to announce our new project: Mars, a matrix based unified distributed computing framework. We have open source at GitHub: https://github.com/mars-project/mars. background Python Python is a quite ancient language. Nowadays, Python is becoming more and more popular in the fields of data science computing, machine learning, and deep learning. In the field […]
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Time：2020-3-5
Abstract:The research and development team of maxcompute, Alibaba’s unified big data computing platform, has gone through more than one year’s research and development, broken the boundaries of big data and scientific computing, completed the first version and opened it to the public. Mars, a unified distributed computing framework based on tensor. Using Mars for scientific […]
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Time：2020-3-3
For lightweight GIS applications, choosing a cloud database with spatiotemporal capabilities and open-source GIS software can quickly build a stable, cheap and practical GIS solution. Ganos is the core engine of Alibaba cloud’s self-developed spatiotemporal infrastructure (PAAS layer), which integrates infrastructure capabilities such as parallel acceleration of heterogeneous computing on the cloud and large-scale storage […]
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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. […]
