Oracle Restore Point In Time Recovery

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 ...

Content Summary: The data disaster tolerance problem is the government, the enterprise and so on in the informationization construction process to be confronted with the important theory and the practical significance research topic. In order to realize the disaster tolerance, it is necessary to design and research the disaster-tolerant related technology, the requirement analysis of business system, the overall scheme design and system realization of disaster tolerance. 　　Based on the current situation of Xinjiang National Tax Service and the target of future disaster tolerance construction, this paper expounds the concept and technical essentials of disaster tolerance, focuses on the analysis of the business data processing of Xinjiang national tax, puts forward the concrete disaster-tolerant solution, and gives the test example. Key words: ...

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 ...

Logminer is an actual, useful analysis tool that Oracle has provided since 8i, which makes it easy to obtain specific content in Oracle Redo log files (archived log files), Logminer analysis tools are actually made up of a set of PL 　　SQL package and a number of dynamic views that can be used to analyze online logs and archive logs to obtain a database of past detailed, specific operations, very useful. 　　Why do you use Logminer? Mainly for the following reasons: When the database occurs ...

Logminer is an actual, useful analysis tool that Oracle has provided since 8i, which makes it easy to obtain specific content in Oracle Redo log files (archived log files), Logminer analysis tools are actually made up of a set of PL SQL package and a number of dynamic views that can be used to analyze online logs and archive logs to obtain a database of past detailed, specific operations, very useful. Why do you use Logminer? Mainly for the following reasons: When the database has been mistakenly operated, need not be completed ...

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In recent years, cloud computing has become a hot topic in the IT world, with the idea of providing IT resources as a service, with goals consistent with IT development: lower costs, faster deliveries, and more diverse services. Cloud computing is not a specific technology, but a service concept that enables the ease and automation of IT services through an on-demand elasticity of expansion and user self-service. The various categories of cloud cloud can not be separated from the underlying infrastructure construction, cloud computing technology: currently mainly server virtualization (Vmware,hyperv,xen, etc.).