What Is Dba In Database

Intermediary transaction SEO diagnosis Taobao guest owners buy cloud host technology Hall ZDNet Technology Salon: Senior DBA Gai-oracle 11g new features full resolution teach you how to easily master Oracle database This salon will be held at CNET China headquarters on September 8, 2007, mainly introducing Ora CLE Learning method with Oracle D ...

In our last database Engineer http://www.aliyun.com/zixun/aggregation/10529.html "> Pay survey Report, Oracle DBA has the highest average revenue, This has changed in 2013. With the advent of the big data age, the majority of employees, including Hadoop and NoSQL-related technologies, earned more than average. According to this survey, Hadoop practitioners have the highest average annual income of 13 ...

In our last database Engineer http://www.aliyun.com/zixun/aggregation/10529.html "> Pay survey Report, Oracle DBA has the highest average revenue, This has changed in 2013. With the advent of the big data age, the majority of employees, including Hadoop and NoSQL-related technologies, earned more than average. According to this survey, Hadoop practitioners have the highest average annual income of 13 ...

Database security Policy Database security issues have been around the database administrator's nightmare, the loss of database data and the database by illegal user intrusion makes the database administrator physically and mentally exhausted. This paper puts forward some security policies around the security of the database, hoping to help the database administrator, no longer nightmares every night. Database security issues should include two parts: first, the security of database data it should be able to ensure that when the database system downtime, when the database data storage media is corrupted and when the database user misoperation, database data ...

As a software developer or DBA, one of the essential tasks is to deal with databases, such as MS SQL Server, MySQL, Oracle, PostgreSQL, MongoDB, and so on. As we all know, MySQL is currently the most widely used and the best free open source database, in addition, there are some you do not know or useless but excellent open source database, such as PostgreSQL, MongoDB, HBase, Cassandra, Couchba ...

Database security issues have been the nightmare of database administrators, the loss of database data and the intrusion of databases by illegal users make the database administrator physically and mentally exhausted. With the rapid development of computer technology, the application of database is very extensive, in-depth to various fields, but with the resulting data security problems. The security of large amount of data in the database of various application systems, the problem of stealing and tamper-proof of sensitive data are paid more and more attention by people. The database system is the information gathers the collective, is the computer Information System core component, its security is vital, relates to ...

No database system can avoid a crash situation, even if you use a clustered, two-machine hot standby ... It is still not possible to completely eradicate the single point of failure in the system, and for most users, this expensive hardware investment cannot be sustained. So, when the system crashes, how to restore the original valuable data becomes an extremely important problem. In the recovery, the ideal situation is that your data files and log files are intact, so that only need to sp_attach_db, the data file attached to the new database, or in the downtime of the ...

&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 ...

You can think of it as a cloud version of SQL Server, but you can't simply think of SQL Azure as a cloud-built SQL Server. 　　SQL Azure is a relational database that can be deployed in the cloud to provide customers with a service based on a relational database at any time. We can think of it as a cloud version of SQL Server, but it's not easy to think of SQL Azure as a cloud-built SQL S ...

Cloud computing, things networking, mobile internet is a popular word in recent years, and these new concepts are emerging, a large number of semi-structured, unstructured data is growing rapidly, pictures, audio videos, social networks and other content filled with the lives of each user. There is no doubt that the era of big data is really coming. 　　According to IDC, global data will reach 10 trillion TB in 2015, and the annual composite growth rate will reach 38% in 2020, while the length of usable storage capacity is expected to be 28%. The ability to control large data can help companies find the best model to support the business ...