Cassandra 1.0 provides data compression based on columnfamily, which is also a function of the people's voice. Compression can effectively reduce the volume of data, but also reduce disk I/O, especially for those who read many of the scenarios. What are the benefits of compression compression can effectively reduce the volume of data, you can store more data on the same memory and disk. In addition, by decompressing only the data blocks of the specified portion, Cassandra also improves the performance of reading data from disk. Unlike traditional database systems ...
The intermediary transaction SEO diagnoses Taobao guest Cloud host Technology Hall website completes, the maintenance and the management becomes the work which needs to carry on continuously. In this chapter, the site will be optimized for internal links, efficient maintenance, PR upgrade way to introduce. First, optimize the internal links of the site two, the site efficient maintenance of three common sense three, improve the site PageRank have a coup four, site exchange links to beware of counterfeit five, against the vulgar ban on the site's illegal content six, simple configuration let Web server impregnable ...
&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; I have written an article before, To tell the Linux Apache server or virtual host of WordPress open gzip compression, and open the actual effect of compression can also be seen through the article in the picture. However, although the Linux server is more worthy of recommendation, and Windows Server platform is also thinking 2008 and 20 ...
Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest Cloud host technology Hall I had written an article before, To tell the Linux Apache server or virtual host of WordPress open gzip compression, and open the actual effect of compression can also be seen through the article in the picture. However, although the Linux server is more worthy of recommendation, and wi ...
From an article in the Openmymind blog, the author introduces two MongoDB monitoring gadgets, Mongospy and Mongowatch, which they write with Node.js, and then puts forward the idea of using compression to save space when storing text in MongoDB. These two gadgets are not very powerful and simple to implement, and if you can manipulate MongoDB in any language, believe you can write a similar thing. Mongospy: A MongoDB slow query to monitor ...
After more than eight years of practice, from Taobao's collection business to today to support all of Alipay's core business, and in the annual "Double Eleven Singles Day" continue to create a world record for the transaction database peak processing capacity.
Recently, in the Sybase IQ 15.4 Media activities, CSDN United several technical media jointly interviewed Sybase China technical director Lu Dongming. Lu Dongming shared views on the impact of large data on traditional database vendors, the comparison of column-and row-style databases, and other hot topics. Sybase China technical director Ludoming Ludomin first introduced SAP's 5 major database products: Sybase re-use Server enterprise abbreviation ASE (line database) Sy ...
The development of the big data industry has been included in the National Development plan, and in 2014, "Big Data" first appeared in this year's "Government work Report". "Government work Report" pointed out that to set up new industries entrepreneurial innovation platform, in large data and other aspects of overtaking advanced, leading the future industrial development. Large data construction is inseparable from high-performance database software, unfortunately, the current database market in China, Oracle [micro-BO], ibm[Micro-BO] as the representative of the foreign database software is still in the dominant position, a lot of database software for the government procurement is still accustomed to using foreign products, ...
Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall with the increasing function of the website, the code of the website will be more and more big, And into the Web2.0 rich client, site owners pay more attention to the site's aesthetic and user experience, but to produce such visual effects, picture CSS and JS is responsible for a great responsibility, so that the site's page becomes very large, ...
Summary: Urchin's report data is stored in a monthly database unique to each profile (note: Urchin data is archived on a monthly basis), which is typically located in the Urchin data/reports directory. The report data for each configured processed database size of urchin is stored in the monthly database unique to each profile (note: The urchin analysis is archived on a monthly basis), which is typically located in urchin data/re ...
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