Oracle System User Locked

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 ...

As an outstanding representative of the Object relational database, Oracle is undoubtedly the most powerful. Whether it's the size of the database, the support of multimedia data types, the parallelism of SQL operations replication, or the security services, Oracle is much stronger than Sybase, Informix, Added to the latest version of the Oracle8.0.4 is to enhance the characteristics of this, but also introduced a number of new features, such as: Data partitioning (partitioning), Object-relational technology (objects relational T ...

Oracle CEO Ellison (left) and box CEO Levi Levy (right) Beijing time October 12 News, foreign media published analysis article said, although the cloud computing industry has promised to give customers more choice, but industrial development has brought two forces of the stalemate, both HP, IBM, Oracle and other giants of the vertical Integration Services, There are also open strategies for emerging technology start-ups. Open or closed solutions will be the next major battleground in the cloud services industry. The following is the full text of the article: whether the enterprise users will be subject to cloud computing service providers, but also the industry is about to start ...

In the new business model of open architecture can not be the impact of cloud computing and user experience, open and closed architecture is different from the nature of the open source of software, in the traditional sense, the cloud closed environment more due to the specificity of the solution, the data center in each part of the relatively closed, However, facing the open ecological environment, whether cloud computing is open or closed is still a difficult problem to explain. According to foreign media published in Tuesday, the cloud computing market is facing a closed model and open mode, the former with Oracle and HP and other traditional technology giants as the representative, after ...

A few days, in the management of the system encountered a strange problem, today have the opportunity to install the MySQL environment to reproduce the problem, because it is not the most primitive environment, so may not be able to fully reproduce, I can only try to reproduce the key The problem .. I think this issue is a bit special, so in this probably recall the scene under the circumstances .. Work, the implementation of a su & ndash; mysql command, encountered such an error .. view sourceprint? 1 [root @dbmain ~ ...

September 5 Morning comments The industry's focus on the "2012 Huawei Cloud Computing Conference" will be officially opened at the Shanghai International Conference Center, which is the third consecutive year Huawei held the IT industry event, attracted nearly 3,000 Huawei partners, customers and industry participants. With the theme of "streamlining it and agile business", the conference will showcase the progress made by Huawei and more than 400 partners in the areas of it product layout, solution capability, industrial chain depth and business innovation. As Zheng, president of Huawei it product line, said, "the integration of it and CT is ...

&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; For Telecom Enterprises, database security is very important. Just imagine the problem with the recharge system? What happens to the system when a mobile phone user checks the bill at the end of the month? The following is a telecom enterprise database operators in the database security aspects of some of the experience, as well as the star-Chen database security experts to give suggestions, hope to have some inspiration and reference. Database version ...

In general, the psychology of mass consumption is the more the function of it products the better, the more convenient to use the better. In the enterprise application market, users also have the same mentality, I hope IT system deployment and application of the simpler the better. Therefore, end-to-end, integration and other ideas gradually become popular. This is the user demand, on the other hand, because of mergers and acquisitions among manufacturers, servers, storage, networks, software and other resources slowly concentrated in the hands of a few large manufacturers, so that it has the ability to provide integrated solutions. 　　One of the best examples of the 2011 is the prevalence of all-in-one concepts. HT ...

This paper is an excerpt from the book "The Authoritative Guide to Hadoop", published by Tsinghua University Press, which is the author of Tom White, the School of Data Science and engineering, East China Normal University. This book begins with the origins of Hadoop, and integrates theory and practice to introduce Hadoop as an ideal tool for high-performance processing of massive datasets. The book consists of 16 chapters, 3 appendices, covering topics including: Haddoop;mapreduce;hadoop Distributed file system; Hadoop I/O, MapReduce application Open ...

In the interview of Simin data Liu Chengzhong, he said that the current large data domain enterprise-level market rely on technology monopoly to obtain high profits of the game is outdated, the cost of technology will continue to decline, this is the general trend, the market giant will appear in the technology is very good, but better service companies. From the user's point of view, the user's first concern is how to make the data value, then the solution depends on what kind of technology, whether it can quickly apply, whether it can adapt to the next possible expansion, relative technology, 1th is more difficult. In fact, today's corporate customers, particularly in the field of large data technology, ...