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For more information, see the SQL to excel example,1. First install the MS case database: pubs2. Pre-existing C:/temp/test.xls (macro code has been written, including two sheets: 'sheet1' and 'others)32.16execute this SQL statement to import data to

Discussion on bitwise operators and displacement operations, and operator displacement operations I have never understood how to calculate this, because I have never used it before, but now I want to understand it, so it is a good idea to understand

The restoration method for damaged online logs is not clear to everyone. Online logs are divided into current online logs and non-current online logs. the corruption of Non-current online logs is compared. The restoration method for damaged online

Corrupt non-current online logs 1. Start the database, encountered a ORA-00312 or ORA-00313 error, suchORA-00313: open failed for members of log group 1 of thread 1ORA-00312: online log 1 thread 1: 'd: \ Oracle \ ORADATA \ TEST \ REDO01.LOG'Here we

How to restore damaged online logs Corrupt non-current online logs It is clear that online logs are divided into current online logs and non-current online logs. the corruption of Non-current online logs is relatively simple. Generally, you can

Experience Summary: The online logs are divided into current and non current online logs, and the corruption of the non-current online log is relatively simple, and the problem can be resolved by the clear command. Corrupt non-current online log:1,

Recovery Yesterday encountered an Oracle database problem, the environment is: windows2000+oracle9i. After using Windows shutdown reboot, Oracle cannot connect, and when startup with startup always reports a ORA-00333 error, check the Oracle

Oracle Experience Summary: The online logs are divided into current and non current online logs, and the corruption of the non-current online log is relatively simple, and the problem can be resolved by the clear command. Corrupt non-current

The story starts with a math problem in elementary school."Daddy, Why is the Panda 3 not 11""Honey, you haven't learned the binary, okay?"The above story is purely fictitious, the real dialogue is actually like this"Dad, why 3:4 little""Baby, just a

Experience summary: Online logs are classified into current online logs and non-current online logs. the corruption of Non-current online logs is relatively simple. Generally, you can solve the problem by using the clear command. Corrupt non-current

Almost all changes that occur in oracle online redo log files are recorded in online redo log files. oracle uses these redo log groups to restore the database, therefore, they are very important. The main work of online redo log files is to back up

Online logs are classified into current online logs and non-current online logs. the corruption of Non-current online logs is relatively simple. Generally, you can solve the problem by using the clear command. Corrupt non-current online logs:1.

Problem:ORA-00257ORA-16014 log 1 sequence #1085 not archived, no available destinationsORA-00312 online log 1 thread 1 'usrapporacleoradatawanyanredo01. Log'Cause:2 GB of the flash recovery area of the archived logs is full. Check Procedure: SQL>

Experience: Online logs are classified into current online logs and non-current online logs. the corruption of Non-current online logs is relatively simple. Generally, you can solve the problem by using the clear command. Experience: Online logs are

Logrotate IntroductionLog files are an extremely important tool for Linux system security. Log files contain useful information about the events that occur in the system, which are often used during troubleshooting or during system performance

Classification problem, mainly introduces decision tree algorithm, naive Bayesian, support vector machine, BP neural network, lazy learning algorithm, random forest and adaptive Enhancement Algorithm, classification model selection and result

OracleStudy case -- re-build the Database Control File System Environment: Operating System: LinuxRH6 Database: Oracle11gR2 case analysis: all the control files in the database are accidentally damaged, non-archive databases, in the case of trace

Naive Bayesian Reference [1] A B the probability of events and simultaneous occurrences is 在A发生的情况下发生B either在B发生的情况下发生AP (A∩B) =p (A) ∗p (b| A) =p (B) ∗p (a| BSo there are:P (a| B) =p (b| A) ∗p (a) P (B)For the given items to be

This article aims to use the shortest article, the most popular description, so that readers quickly grasp the decision tree is what? Do? How to use it? Three major problems. It only takes you 25 minutes to focus.1. Understand the concept:A)

In the past few days, we have set up a 10g DG windows 2008 R2 testing environment, mainly to re-build a production database DG for a customer tomorrow. Some problems have been found, so I would like to record it. Because it is to be deployed to the