Topics: There are 10G integers in a file, which are ordered in random order to find the median. The memory limit is 2G. Just write the idea (memory limit of 2G means that you can use 2G of space to run the program, regardless of the memory of other software on this machine).About median: The data is sorted, the position is in the middle of the number. The data is divided into two parts, part of which is larger than the value, and part is less than tha
Votedisk whether it is for RAC (10g Clusterware, 11g GI) is very important, we call it an arbitration disk, when a node in the RAC cluster fails and off the wire off, it is determined whether to kick it out of the cluster, to ensure that the cluster is running properly, When the votedisk is damaged, it can cause the Cluster service to fail to start, the cluster resources cannot be loaded, and the final result is a strike. Then we usually pay attention
Oracle
Table space management has been significantly improved, which can be attributed to a sparser SYSTEM, support for user-defined default tablespace, new Sysaux, and even renaming
How many times have you been hurt by the user's creation of a non-SYS and system segment in the system table space?
Before Oracle9i Database, if you do not specify a default tablespace when you create a user, it defaults to the SYSTEM table space. If a user does not explicitly specify a table space when creating a
Oracle
This article will show you how to install the following contents:
-Oracle 10g (10.1.0) on Red Hat Enterprise Linux Advanced Server 3 (RHELAS3)
-Oracle 10g (10.1.0) on Red Hat Enterprise Linux Advanced Server 2.1 (RHELAS2.1)
-Oracle 10g (10.1.0) on Red Hat 9 (RH9)
-Oracle 10g (10.1.0) on Red Hat Fedora Core 1 (
Mysql|oracle
This is my comparison's installing and getting started with Oracle 10g, PostgreSQL 8 and MySQL 5. This is what I consider the comparison of the ' art for three categories to db:commercial vs. Academe vs. Internet Model. This is a comparison from the view of a new user wanting to install a database to learn. I ' m trying to keep the viewpoint of a home or small business user.Full disclosure:i am strongly biased towards Oracle and fully exp
We've talked about the construction of Oracle 11G Dataguard in the front, and the 10G build is similar. However, Oracle 10G does not support standby openEnvironment:
Role
Host Name
Ip
Database version
Operating system version
Primary
Fdb1
192.168.10.8
10.2.0.1
CentOS 5.11 x86_64
Standby
Fdb2
192.168.10.9
10.
How to import an Oracle 11g backup dat file into a 10g database workaround: Add the target database version number after exportingExport:Execute under SQL Plus: Create or replace directory File_path as ' e:\ ';--creating Export \ Import file storage path (my is on E-drive)Execute inside CMD: EXPDP username/password @ service name Directory=file_path dumpfile= Export Database file name. dat schemas= user name Logfile=baklog.log version= 10.2.0.1.0 (ver
Label:from:http://oracle-base.com/articles/10g/utl_dbws-10g.phpIn a previous article I presented a method for consuming Web Services using a basic SOAP implementation. This article provides similar functionality, but this time using UTL_DBWS the package, which is essentially a PL/SQL wrapper Over Jpublisher.First, download the latest copy of the Dbwsclient.jar file:
Pre 10g:dbws-callout-utility.zip (10.1.2)
10g:dbws-callout-utility-10r2.z
The last book, "Oracle 10g installation in Solaris 10," and now start using QT to compile the Oracle 10g driver! This allows the QT program to be linked to the Oracle database!Environment Variables for Oracle:
Oracle_base=/oracleOracle_home= $ORACLE _base/product/10.0.2
The path of the QT compilation file under Solaris 10:
/export/home/qt-4.3.1/qt-x11-commercial-src-4.3.1
Environ
Label:In 10g, when ORA-00020 occurs, Sqlplus will report "connected to an idle instance" From:Sqlplus Logon Reports ' connected to a idle instance ' when ORA-20 happens in 10g (document ID 1370000.1) Say the more classic, do not translate, direct reprint:Applies To:Oracle server-enterprise edition-version:10.1.0.4 to 10.2.0.5-release:10.1 to 10.2information in this document applies to any platform.SymptomsW
Oracle 10g ClientThe installation configuration is very important for Oracle users. installing and configuring the Oracle client properly will bring great convenience to our work. This article describes how to install and configure the Oracle 10g client.
1. Configure the listener for the Oracle server
Modify the listener. ora and tnsnames. ora files in the
The listener file is roughly as follows:
# L
Install Oracle 10g in Win7Database installation may fail due to some errors. This article describes common Oracle 10g installation errors and solutions in Win7. Next, let's take a look at this part.
First of all, the version of Oracle 10g Support Win7: http://download.oracle.com/otn/nt/oracle10g/10203/10203_vista_w2k8_x86_production_db.zip
Error:
Checking operati
Start-run-enter services. MSC-An error occurred while starting the oracledbconsoleorcl service.
Start manually from the CMD command line:C:/Documents and Settings/wangnc> emctl start dbconsoleEnvironment Variable oracle_sid not defined. Please define it.
Set oracle_sid environment variables:C:/Documents and Settings/wangnc> set oracle_sid = orcl
C:/Documents and Settings/wangnc> emctl start dbconsole.
Still not, to the directory c:/Oracle/product/10.2.0/db_1/Solaris/J2EE found only oc4j_dbconsol
While I was unable to upgrade my laptop to 1 GB of memory, I was suffering from installing Sun Solaris 10 U3 + Oracle 10g R2 in my current book, I got a laptop for the competition, haha ...... Comfortable. The following is my Installation Record Based on Quick Installation officially provided by Oracle.Hardware:DELL D400CPU: PM 1.6 cache 2 MRAM: 512 M on board + 512 M for a single entry = 1024 MHDD: Fujitsu 40 GBLCD: 12 "1024*768LAN: 100 m lan + 54 M
Introduction
Recently I want to study LoadRunner to test Oracle performance, and then I started to try to install Oracle on Linux. I felt that this was not easy. I heard a friend say that he had to pay a lot of twists and turns during the installation and re-installed it many times. I asked a lot of people to solve it, however, after installation, it is easy. Now I want to share my experience with you. I am also a Linux cainiao.
Material Source: detailed image description of Oracle
Oracle 11g Database shutdown causes the crsd process of 10g Database to restart
The customer has an Oracle 10 Gb RAC environment. Due to an occasional demand, a database of 11 GB needs to be temporarily started. When we mount the software and datafile volumes of 11 GB, the database of 11 GB can be started normally, but when the database of 11 GB is shut down, the crsd process of 10 Gb is restarted.
In the 10 Gb crsd log, you can see:11:35:35. 827: [OC
Restoration Method for Oracle 10g Clusterware Votedisk corruption
Votedisk is very important for RAC (10g Clusterware, 11g GI). We call it an arbitration disk, when a node in the RAC cluster fails and the network is disconnected, it determines whether to kick it out of the Cluster to ensure normal operation of the cluster. When votedisk is damaged, as a result, cluster services cannot be started, cluster re
The customer has an environment of Oracle10g RAC. Due to an occasional requirement, a database of 11g needs to be temporarily started on it. When we mount the 11g software volume and datafi
The customer has an Oracle 10g RAC environment. Due to an occasional requirement, a 11g database needs to be temporarily started on top. When we mount the 11g software volume and datafi
The customer has an Oracle 10 Gb RAC environment. Due to an occasional dem
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