Repair Database

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1.1: Increase the secondary data file from SQL SERVER 2005, the database does not default to generate NDF data files, generally have a main data file (MDF) is enough, but some large databases, because of information, and query frequently, so in order to improve the speed of query, You can store some of the records in a table or some of the tables in a different data file. Because the CPU and memory speed is much larger than the hard disk read and write speed, so you can put different data files on different physical hard drive, so that the execution of the query, ...

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 ...

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Oracle chief executive Larry Ellison says he does not care whether the company's X64 server business will be wiped out. But Oracle did once again launch a database application tool based on X64 servers. Oracle's Database utility today is one of four new "engineering systems" that Oracle promises to launch in the coming weeks. Presumably this is the rumored "Exadata Mini" that Oracle plans to launch. Equipped with dual Xeon 5600 processor or eight Xeon 750 ...

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Consumer v. When cash "fake one compensate five" claiming to buy 19 repair mobile phone 1 fake mobile phone Mr. Chen in Dangdang bought 20 iPhone4 mobile phone, received the goods after the mobile phone is repaired, when he in accordance with the Dangdang "fake a loss of five" commitment, advocated 500,000 yuan compensation, but was rejected. 　　Recently, Mr. Chen has lodged a petition with the Dongcheng court, demanding that Dangdang fulfill his promise. 19 mobile phone is repair goods Mr. Chen is a shanghainese, he told reporters, last August, he dangdang on a business, to 4850 yuan unit price to buy 20 department ...

Claiming to buy 19 repair mobile phone 1 fake mobile phone Chen in Dangdang bought 20 iPhone4 mobile phone, received after the phone is the repair machine, when he in accordance with Dangdang "fake a loss of five" commitment to claim 500,000 yuan compensation, but was rejected. 　　Recently, Mr. Chen has lodged a petition with the Dongcheng court, demanding that Dangdang fulfill his promise. 19 Phones are repair goods Mr. Chen is a shanghainese, he told reporters, last August, he dangdang on a business, to 4850 yuan unit price to buy 20 iPhone4 mobile phone, ready to send people. ...

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 only need to sp_attach_db, the data file attached to the new database, or in the downtime ...

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 ...