Do not use double quotation marks when creating an alias for a view.

Create an alias in the View: Internally, Oracle processes all aliases and table names in uppercase. These column names and table names are stored in the data dictionary in the form of uppercase, and Oracle also wants them to be capitalized. When

New Year's Day is approaching. May you be happy forever

One day, the sky fell in love with the sea, but the air blocked them, they could not love each other, the sky cried, tears fell into the sea, even if they could not love each other, the sky should also put the soul to the sea, from now on the sea

Lock and unlock an AIX User Account

Last night, as required, I modified the passwords of the root, Oracle, and grid users of 40 database hosts. I just changed the passwords of a few databases and found thatOracle users cannot log on. The reason is that oem12c keeps logging on with the

Usage of crontab in Solaris

The use of crontab in Solaris is different from that in Linux. # After bash First, you must define the system environment variable editor.# Export editor = vi Then start editing# Crontab-e edit the crontab of the root userThis file has six fields,

Remember how many movies are sent

Remember to shut down the computer!Please be aware that your friends have been connected to the computerI didn't expect the maximum volume of video streams. Everyone remembers to shut down the computer at noon.Don't let it destroy you ......Points

DOTNET architecture PK

DOTNET architecture PK favoritesSome time ago, I received a set of general permission management systems from Yiyou jizra, which contains a general and fast-integrated SOA-oriented architecture that has accumulated many years of experience and is

Design Pattern discovered in. Net Class Library: iterator Pattern

Iteration mode: Provides a method to access each element in an aggregate object sequentially without exposing the internal representation of the object.   Applications in. Net:     /// /// Abstract Aggregation/// Public interface ilist{Iiterator

Navigation failed: cannot find application ...... \ Html/1033 \ default.htm

【Abstract】to create a Win32 console program in vs2008, the following error message is displayed in the Wizard: navigation failed. cannot find c: \ Program Files \ Microsoft Visual Studio 9.0 \ Vc \ vcwizards \ appwiz \ Generic \ Application \ HTML \

Andoird + WCF Development Instance

Instance development architecture: Android calls the WCF Service (note that it is a service, not a restful style, but a restful style call later ). Before getting started, first a ksoap2-android, which is the tool for calling the WCF Service. I

OSG learning Example 1 encountered error: Missing osg80-osgDB.dll

I won't talk about how to download and compile OSG. There are many references on the Internet. The Code is as follows: # Include # Include Int main (INT argc, char ** argv) { Osgviewer: viewer; Viewer. setscenedata (osgdb: readnodefile ("cow.

OSG learning example: Problem 4-bone animation compilation osgcal

Today, I learned the skeleton animation example in openscenegraph 3D rendering engine programming guide. I encountered the issue of compiling osgcal. I found related articles on the Internet because it was not detailed in the

ORA-01654 error.

The system has been running for a long time without any problems. the following error message suddenly occurs when the data is imported to the database after data collection in the last two days: Module: srvtools method: executecommand/n seconds

ORA-01017: invalid username/password; logon denied

ORA-01017: invalid username/password; logon deniedHowever, the problem cannot be solved in the EM 10g (Grid Control and DB Control) because other configuration files need to be modified. Original article: http://blog.itpub.net/post/493/15071The

ORA-19905: log_archive_format must contain % s, % T and % R

The path to archive logs is specified by the initialization parameters log_archive_dest_n and db_recovery_file_dest: 1. log_archive_dest_n, where n has a maximum of 31, meaning 31 archiving paths are available. The Archive logs saved on each path

Oracle10g listener Encryption

Author: skatetime: 2011/05/12 Oracle10g listening encrypts Oracle10g listening security management mechanism and Oracle9i. The Listener security mechanism uses the password method. And local OS authentication. When local OS authentication is used,

Installation and Use of nmon

Author: skate Time: 2011/08/06 _________________________________________________________________________________________________________________________     Installation and Use of nmon   1. Download Nmon:Http://nmon.sourceforge.net/pmwiki.php? N =

Troubleshooting of Ora-04031

-- 1. error message:> EXP-00008: Oracle error 4031 encountered> ORA-04031: unable to allocate 4096 bytes of shared memory("Shared Pool", "begin: exec_str: = SYS. DBMS...", "PL/SQL mpcode", "bamima: BAM buffe-- II. Cause of error:-- The shared memory

The experiment tells you the misleading usage of or and between in the where condition (refuse to repost, which is mandatory for violators)

SQL> select * from EMP; Empno ename job Mgr hiredate Sal comm deptno------------------------------------------------------------------------------7369 Smith clerk 7902 17-dec-80 800 207499 Allen salesman 7698 20-feb-81 1600 300 307521 ward salesman 7

Use of temporary tablespace during data import from expdp/impdp

  The temporary tablespace for U1 users is tempdata, and the default temporary tablespace for the database is Temp. There is a table tm_out_b1 under Scott. If we use Scott to export the table tm_out_b1, the temporary tablespace occupied during the

Resource Manager usage

Resource Manager usage Http://easy2achieve.iteye.com/blog/328028 1. Clear and create the pending Area Exec dbms_resource_manager.clear_pending_area (); Exec dbms_resource_manager.create_pending_area (); 2. Create a cunsumer Group Exec

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