Oracle Database Slow

Over the past few years, the world of NoSQL databases has been filled with interesting new projects, ambitious statements and a lot of promises. It is rumored that the latest NoSQL database software package achieves significant performance improvements by adjusting all the structures and the three times-fold checksum that the database creator has been hoping to increase over the years. What about reliability? The reliability is overrated, according to Wall Street programmers who didn't use the NoSQL database to run large-scale enterprise applications but only trivial deals. What about the tabulation structure? Too rigid and limited. e.g.

Over the past few years, with the transactional IT to interactive IT transition, corporate data began to show an explosive growth. Due to the rise of social media, the massive applications of digital sensors and the popularization of mobile devices have directly led to the rapid emergence of various large amounts of big data. This kind of multi-structured data market value is not high, but the huge amount of data contains a hidden huge wealth. Thus, how to effectively manage big data has become a topic of concern to the industry. According to 2011 Unisphe ...

Foreign media recently published an article that 37 years, Ellison (Larry Ellison) is called the Enterprise Reengineering Master, lead Oracle to walk through a technical change. But now, the global database giant he created is facing unprecedented challenges, and Mr. Ellison's outgoing CEO will only exacerbate the central question about the company's future: Can Oracle overcome the structural shift in the industry that has reshaped markets in recent years? Ellison was handed over to two co-CEO Hurd (Mark Hurd) and Savera Car ...

(reporter Wang Yang) talked about SAP and Oracle, and other incompatible enemies, but also the dual identity of friends (the industry appears to be more hostile identity) to become the industry's highly concerned about a pair of children. And this pair of friends for many years old enemy recently again. As the world's top ranked first ERP software manufacturers and the world's largest database software companies, the two powerful collision is bound to spark Splash, and due to the partner face under the both sides of a smile but actually dark war. A long time ago, SAP launched the largest event in the history of the IT industry climax ...

The IT industry once "shopping crazy" Oracle, after 5 years after the acquisition of the big flag again. Yesterday (June 24), Oracle announced the acquisition of the hotel industry software and service provider Microssystems (Micros) with $68 a share of $5.3 billion in cash, in the hope of promoting growth in its business through the deal. The acquisition of Micros is the largest acquisition by Oracle since the 2009 acquisition of Sun, and is directed at the emerging cloud computing business. Investment banking analysts expect the acquisition to help Oracle ...

Absrtact: Tencent Science and Technology (Tom) Beijing time March 22 news, according to foreign media reports, Oracle's stable profitability over the past decade has been one of the topics that Silicon Valley analysts relish. But in recent years, with the influx of big and small rivals, and Tencent Science and Technology (Tom) Beijing time March 22, according to foreign media reports, Oracle's stable profitability over the past decade has been one of the topics that Silicon Valley analysts relish. But in recent years, with the influx of big and small rivals and the increasing sensitivity of customers to software prices, Oracle ...

In the transition to cloud computing, research and development are the vanguard of every company. 　　Oracle will increase its investment in China, which has been built in Shanghai, China's fourth research and Development center, and will soon be put into use. 　　At the Oracle Global Conference July 22 ~ 24th, Oracle CEO Hurd Mark Hurd announced an increase in investment in China, and Oracle's fourth research and Development Center in China, Shanghai, has been built and will soon be in operation. Prior to this, Oracle has set up a research and development department in Shanghai, this time will add ...

In Western philosophy, failure is the fault of control and management. Wen/lang Ping, professor of the Chinese University of Hong Kong, top scholar of corporate governance I'm going to tell you a story about American High-tech companies.　　The story is about the boss of Oracle, who recently squeezed IBM away to buy solar micro-systems.　　In 1977, Ellison, 32, founded Oracle with two other people, who was a dropout who had not graduated from three universities. Don't underestimate this dropout of the older youth, their three guys level is not simple, most ...

Cloud services and cloud computing any web-based applications and services provided by cloud computing can become cloud services. Cloud services This model can significantly improve the interests of smaller companies and enterprises, compared with the company-specific ERP, the use of cloud services such a model can achieve centralized resource allocation and resource management, but also better meet the needs of users, to achieve procurement configuration, to avoid waste of resources. The company's professional and technical personnel will be regularly maintained and maintained, can significantly reduce costs. 　　The reliability, expansibility and stability of the system are improved remarkably. The advantages of cloud services are low cost and similar to China ...

Data Warehouse Environment, ORACLE rac,100t data, daily archive that amount of 5T (for data that does not need to be backed up, has been adopted in a nologging way to reduce the number of files), how to develop backup and recovery scenarios? Programme I: DataGuard DataGuard is the most cost-effective backup and disaster-recovery solution, but when the archive exceeds a certain scale, DG Restore becomes the bottleneck, the daily production of the archive can not be restored in time, we have tried many tuning methods, including parallel recovery, can not be resolved, recovery ...