Database Worker

The database server is actually the foundation of every electronic transaction, financial and enterprise resource Planning (ERP) system, and it often includes sensitive information from business partners and customers. Although the data integrity and security of these systems are important, the level of security checks taken against the database is not as high as the security measures of the operating system and the network. Many factors can disrupt data integrity and lead to illegal access, including complexity, poor password security, misconfigured, undetected system backdoor, and mandatory routine use of adaptive database security methods ...

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.

In the past few years, I've heard a lot of entrepreneurial ventures. The protagonist of today's story is a child of a Hong Kong construction worker who first went to Berkeley, California, and founded the most popular Hong Kong start-up I have ever heard of. Last week, Steven Lam told me about his own story, telling me how he got out of a low-income family and built a fast-growing start-up for Gogo van. The company is now seen as a Uber in the food delivery industry and has completed 17 million of billions of dollars in funding. Lam was born in Hong Kong in a building ...

MapReduce: Simple data processing on large cluster

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology hall one months ago wrote an article entitled" Online Shop and mall to pay attention to database marketing ", The main is to introduce and share how to implement database marketing. After the article issued, many friends think this method is only suitable for large companies, once implemented to small companies, such as shop, do not know how to implement. In fact, database marketing big ...

Strictly speaking, a database is a warehouse that organizes, stores, and manages data according to data structures. In the daily work of economic management, it is often necessary to put some relevant data into such "warehouse" and deal with it according to the need of management. For example, the personnel departments of enterprises or institutions often have to put the basic situation of the staff of the Unit (employee number, name, age, sex, place of origin, salary, resume, etc.) in the table, this table can be considered as a database. &http://www.aliyun.com/zixun/aggreg ...

In mailbox rapid expansion process, one of the performance problems is the MongoDB database level write lock, the time spent in the lock waiting process, directly reflects the user's use of the service process delay. To address this long-standing problem, we decided to migrate a common set of MongoDB (storing mail-related data) to a separate cluster. According to our inference, this will reduce the lock latency by 50%, and we can add more fragments, and we expect to be able to optimize and manage different types of data independently. We start from Mon ...

The cloud service Base application is also known as the "csfundahttp://www.aliyun.com/zixun/aggregation/29845.html" >mentals, which shows how to build Azure services supported by the database. In the Dal–rdbms section of the previous blog post, we discussed a technique for implementing lateral scalability in the database layer, i.e. partitioning. In this article, we'll discuss the importance of caching, the factors to consider, and how to ...

In Qingdao, Shandong province, more than 40 kilometers north of Jimo, there is a name of the company named Red Collar Street. Red Collar Group on this street, with an area of 400 acres of industrial park, the park entrance to a recruitment board, which says "Do not work overtime, 8 hours working system, Sunday rest, monthly wages higher than peer 300~500 yuan." Open the red collar room another door, you can directly into the red collar manufacturing workshop. Because of all the visitors, their focus is on the production line of the red-collar legendary mass customization suit. Since this year, red collar staff every day ...

The fielding system provides two powerful web-based services for the large and small upstream oil and gas companies, helping operators streamline production activities and increase field operations management, remote monitoring, and production analysis. Each application includes a fully functional mobile version that allows all customers to access their data and operate from any modern smartphone, including the iphone, Android, and Windows phone. Fieldvisor is a field automation and data acquisition application that can be used to track oil and days ...