What Is Schema Less Database

Storing them is a good choice when you need to work with a lot of data. An incredible discovery or future prediction will not come from unused data. Big data is a complex monster. Writing complex MapReduce programs in the Java programming language takes a lot of time, good resources and expertise, which is what most businesses don't have. 　　This is why building a database with tools such as Hive on Hadoop can be a powerful solution. Peter J Jamack is a ...

Guide: Mike Loukides is the vice president of the content strategy of O ' Reilly Media, and he is very interested in programming languages and UNIX system management, with system configured tuning and UNIX power Tools. In this article, Mike Loukides put forward his insightful insights into nosql and thought deeply about all aspects of modern database architecture. In a conversation last year, Basho, CTO of the company, Justin Sheehy, recognized ...

Type selection and design of bigtable NoSQL database release time: 2012.04.16 14:20 Source: Blog Author: Blog This paper introduces the selection strategy and schema design principle of Bigtable/hbase type NoSQL database system. Data scale BigTable Class database system (Hbase,cassandra, etc.) is to solve ...

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.

1.1: Increase the secondary data file from SQL SERVER 2005, the database does not default to generate NDF data files, generally have a main data file (MDF) is enough, but some large databases, because of information, and query frequently, so in order to improve the speed of query, You can store some of the records in a table or some of the tables in a different data file. Because the CPU and memory speed is much larger than the hard disk read and write speed, so you can put different data files on different physical hard drive, so that the execution of the query, ...

Oracle claims that its new 12c database is faster and stronger than other databases, and that the new database will be able to serve multiple databases of different sizes and ranges based on the needs of specific users. Senior vice president of database server technology Andy Mendelssohn says many Oracle customers are excited about 12c for some reason. "Customers tell us that they want a database, a service, an in-house deployment service," he said. "12c was launched in June and includes a widely publicized feature ...

"51CTO exclusive feature" 2010 should be remembered, because the SQL will die in the year. This year's relational database is on the go, and this year developers find that they don't need long, laborious construction columns or tables to store data. 2010 will be the starting year for a document database. Although the momentum has been going on for years, now is the age when more and more extensive document databases appear. From cloud-based Amazon to Google, a number of open-source tools, along with the birth of Couchdb and MongoDB. So what ...

HBase is a distributed, column-oriented, open source database based on Google's article "Bigtable: A Distributed Storage System for Structured Data" by Fay Chang. Just as Bigtable takes advantage of the distributed data storage provided by Google's File System, HBase provides Bigtable-like capabilities over Hadoop. HBase Implements Bigtable Papers on Columns ...

Recently read some articles about the development of database technology, basically revolve around the discussion of SQL and NoSQL to unfold. Remember when the NoSQL movement just started, "Dour No to SQL" slogan, of course, the slogan did not become a reality, people eventually accepted the not-only of SQL. But really to give NoSQL the next definition, it is not easy, people used to MongoDB, Redis such products as a general definition of NoSQL, can be attributed to the "four major categories." But ...

Cubrid is an open source object-relational database developed in Korea. Cubrid is a widely used free open source http://www.aliyun.com/zixun/aggregation/22.html "> relational database, which is highly optimized for efficient implementation of network applications, Particularly suitable for large data volumes and high concurrent requests for business logic. By providing unique optimization features, Cubrid can support more concurrent requests, less noise ...