Tag：data processing
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What is the functional architecture of mybatis
The functional architecture of mybatis is divided into three layers: (1) API interface layer: the interface API provided for external use. Developers use these local APIs to manipulate the database. As soon as the interface layer receives the call request, it will call the data processing layer to complete the specific data processing. (2) Data […]
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Python data processing 67 pandas function summary. Use it after reading
catalogue Import data Export data View data Data selection data processing Data grouping, sorting and Perspective Data merging Whether it’s business data analysis or data modeling. Data processing is a very important step, which is very important for the final result. Today, I’d like to summarize some important knowledge of “Pandas data processing”, which can […]
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General spring cloud Eureka and spring cloud Alibaba Nacos registries
————————————-Ordinary springcloud Eureka 1 . Eureka Registration Center: two Eureka services are provided, and so on. Multiple services can be provided, including mutual registration, high availability and cluster deployment Zipkin tracking service: distributed tracking log, based on memory storage records 3 . Zuul gateway routing service: distributing requests, unified management and filtering, combined with ribbon […]
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Spring cloud and Alibaba micro service spring cloud Alibaba
————————————-Ordinary springcloud Eureka 1 . Eureka Registration Center: two Eureka services are provided, and so on. Multiple services can be provided, including mutual registration, high availability and cluster deployment Zipkin tracking service: distributed tracking log, based on memory storage records 3 . Zuul gateway routing service: distributing requests, unified management and filtering, combined with ribbon […]
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The third generation of an analytical database
Editor’s recommendation:In the 1960s, the first enterprise database product was born; Over the past 60 years, the database field has been continuously updated iteratively; With the explosive growth of data scale and increasingly rich data types, new databases are rising in an all-round way, and standardized cloud services have become a trend.Let’s re understand the […]
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Detailed explanation of new functions + trial collection: pulsar function mesh
Guide: at the live broadcast of tgip-cn on March 6, we invited LV Neng, a senior engineer of streamnational, who shared the functions and features of pulsar function mesh. The following is a concise text sorting version of LV Neng’s shared video for your reference. I’m glad to share with you today the new work […]
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Freehand creation of spark based data factory: from design to implementation
In the era of big data processing and artificial intelligence, data factory is undoubtedly a very important big data processing platform. There are also mature related products on the market, such asAzure Data Factory, not only powerful, but also relying on Microsoft’s cloud computing platform azure, it provides powerful computing power for big data processing, […]
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Pandas data processing three board axe — detailed explanation of map, apply and applymap
WeChat official account: “Python reads money”If there are any questions or suggestions, please official account message. In daily data processing, aDataFramePerform row by row, column by column and element by element operations. Corresponding to these operations, themap、applyandapplymapCan solve the vast majority of such data processing needs. This article is based oncaseIncidentalgraphicTo introduce the three methods […]
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Dry goods sharing: six basic steps of data analysis
Data analysis has always been an old topic. At present, many enterprises have applied data analysis technology to daily business activities, but some enterprises are still waiting and watching. Today, Xiaobian will talk about the most basic concepts of data analysis and the basic steps of data analysisData analysis。 1、 Concept of data analysis Data […]
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In an exclusive interview with cybervein, panews deeply analyzed how Dave redefined the data center with blockchain
UAE people have built a smart city Dubai on the desert in the eastern Arabian Peninsula by using emerging technologies such as big data, artificial intelligence and blockchain. Now, the Dubai government’s artificial intelligence platform and blockchain platform have provided all-round intelligent services for urban operation. For example, entrepreneurs can handle licenses and banking business; […]
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Online vlookup data search tool
Online vlookup data search tool Online vlookup data search tool This tool can realize the vertical search function similar to the vlookup function in Excel. Copy the data to be queried in each row from Excel to table 1 and the data to be referenced to table 2. Set the position of the same data […]