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Label:1. Modify the value of the initialization file as an error -- Error modifying
SQL> alter system set db_block_buffers= scope=spfile;
The system has changed.
SQL> shutdown Immediate
database is closed. The
database has been uninstalled. The
ORACLE routine has been closed.
SQL> startup
ORA-00824: Cannot set sga_target or memory_target due to Existing internal settings
ORA-00842: Db_block_buffers cannot bes set with Sga_target or Memory_ TARGET 2.
The oracle documents are not completely translated. If needed, I will add them one after another.
Understand the initialization parameter file of oracle10gWhen an oracle instance is started, it reads the initialization parameters from an initialization parameter file. This initialization
The copy file prompts for error 0x80070057 the incorrect resolution of the parameter.
The specific solution is as follows:
1, the use of USB cable to connect the computer, found in My computer on the mobile card on the disk right click on the---property---tool (figure).
2, click to check the wrong one--"start checking, in the pop-up window must select the" Automatic repair
Sometimes struts.xml configuration without errors, completely can run smoothly, and more than MYECLIPSE9 version often appear a big lump error ID, error message isInvalid Result location Value/parameterSearch, the results are mostly reproduced a "skill", is directly right-click Struts.xml and then select MyEclipse under the "removed all validater what" This is the Struts.xml file to remove all the results of the identification, such as all the Red For
This article is the Apache configuration file httpd.conf part of the parameter description of the detailed analysis of the introduction, the need for friends to refer to the next
Example: Deny access to files that start with '-ht 'Order Allow,denyDeny from all
To set access rights for the root directoryOptions FollowSymLinksAllowOverride NoneOrder Deny,allowDeny from all
Options optionAll--users can do a
macros in the program:void Va_start (Va_list arg_ptr, Prev_param);Type Va_arg (va_list arg_ptr, type);void Va_end (Va_list arg_ptr);VA here is the meaning of the variable-argument (variable parameter).These macros are defined in Stdarg.h, so a program that uses mutable parameters should contain thisHeader file. Let's write a simple variable parameter function th
Oracle has many parameter files, but the most important one is database parameter files. Database parameter files include pfile and spfile. Pfile must be manually modified. It is a text file.
Oracle has many parameter files, but the most important one is database
RMAN backup and recovery-parameter file Restoration
In RMAN, "restoration" and "restoration" have different meanings. "restoration" refers to accessing the previously generated backup set to obtain one or more objects, then restore these objects at a location on the disk. Detached from restoration. Recovery is an actual operation that allows a database to be opened at a given time point.
If all
restore and restore
When starting a database recovery, we must first restore the server parameter file and then recover the control file.
Supplemental Knowledge: First review the knowledge of control files and SPFile backups:
When we modify the automatic backup, the control files and initialization pfile are automatically backed up after each backup.
Rman> S
DBA_Oracle PFile and SPFile file management and usage (CASE) (reference parameter Pfile/SPfile when data is started), spfilepfile
2014-08-25 BaoXinjian
I. Summary
The parameter file in ORACLE is an operating system file that contains a series of parameters and their corresp
Oracle parameter files are critical to Oracle. No parameter file. Oracle cannot be started.Parameter files are dividedSpfile: The parameter file added after oracle9iR1. It is a binary file and cannot be edited directly.Pfile
architecture, the value is 0.Parameter category: staticCIRCUITS is used to specify the total number of virtual CIRCUITS in the MTS server architecture.
CONTROL_FILESParameter type: StringSyntax: CONTROL_FILES = file name [, file name [,...]Parameter category: staticValue Range: 1 to 8
MySQL parameter optimization this thing is not well researched or more difficult to understand, in fact, not only MySQL, most of the program parameters optimization, is very complex. MySQL parameter optimization is no exception, for different requirements, there are hardware configuration, optimization is not possible and optimal choice, only slowly optimize, need constant debugging, in order to achieve the
Label:This article mainly introduces the MySQL configuration file my.cnf parameter optimization and Chinese explanation, very detailed in Chinese annotated the role of each parameter and recommended values, the need for friends can refer to the following [Client]Port = 3306Socket =/tmp/mysql.sock [Mysqld]Port = 3306Socket =/tmp/mysql.sock Basedir =/usr/local/my
MySQL configuration file my. cnf parameter optimization and Chinese explanation MySQL configuration file my. cnf parameter optimization and Chinese explanation, very detailed comment on the role of each parameter and the recommended value in Chinese. Mysql
Mysql parameter optimization is difficult for new users. In fact, this parameter optimization is very complicated. For different websites, their online volume, access volume, and number of posts, network Conditions and machine hardware configurations are related. Optimization cannot be completed at one time. You need to constantly observe and debug the optimization to obtain the best results.Copy codeThe Co
question: How do I pass parameters to the SWF file using JavaScript?
Find a complete tutorial on the Internet, very enlightening and practical, the following is the complete implementation of the steps:
Configure SWFObject:
Swfobject2 is the best way to detect if a user is installing flash at the moment. It is considered an ' industry standard ' and a new version of all Adobe Products (Flex4,flash CS5) will use SWFObject to detect Flash Player.
Fir
The pfile (ParameterFile) file is a text-based parameter file that contains database configuration parameters. Oracle9i creates
The pfile (ParameterFile) file is a text-based parameter file that contains database configuration par
Basic Rules
A. In the SPFile file, all parameters are optional. That is to say, you only need to list the parameters to be modified in the initialization parameter file, and keep the default values for others.
B. The SPFile file can only contain parameter value assignment st
] | | Exit 6$downloader $urlExample 4: Write a script to complete the following tasks1. Assist/var/logs files to the/tmp/logs directory, respectively.2. Use cp-r when copying a directory3. When copying files, use CP4. Copy the linked file cp-d5. The remaining use of cp-a#!/bin/bash#Targetdir= '/tmp/logs '[-e $targetDir] | | mkdir $targetDirFor FileName in/var/log/*; DoIf [-D $fileName]; ThenCopycommand= ' Cp-r 'Elif [-F $flieName]; ThenCopycommand= '
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