Oracle

In 11.2, materialized view logs also add features that, for local materialized views, can now be refreshed using the commit SCN instead of the timestamp method in the previous version. Look at a simple example: Sql> SELECT * from V$version;

First, the need for database upgradesDatabase upgrades are a common problem for database administrators, if your application uses new features of the new version of the database, and if the database is overloaded, there can be no fundamental

Blocking is a common scenario for DBAs, especially where poor application design blocking can cause severe performance degradation until the database crashes. For DBAs, it is necessary to know how to navigate to what is blocking the current system,

This error often occurs in an Oracle database after an illegal shutdown: Exp-00056:oracle Error 1033 appears ora-01033:oracle initialization or shutdown in progress User: Password: This is obviously the database does not have the

when an Oracle database is installed successfully, related database information is displayed: Global Database name: Oracle System identifier (SID): Oracle Server parameter filename: C:\oracle\product\10.2.0\db_1/dbs/spfileoracle.ora The Database

Method One: Use the Pl/sql Developer tool to export:Menu bar---->tools---->export Tables, the following figure, set the relevant parameters can be: Method Two: Use CMD's Operation command to export, the details are as follows:The

Usage Scenario: When you need to access data from another SQL Server database from an Oracle database, Oracle provides a tool: gateways. With this tool, you can create dblink to connect to SQL Server or a different company's database----depending on

Oracle Data installation package download https://www.oracle.com/downloads/ Java 8 installation package download Https://launchpad.net/~webupd8team/+archive/ubuntu/java Check if Java has been installed $ java-versionJava Version

Oracle has actually introduced this feature in 11.1.0.6, but there are bugs in 11.1.0.6. Here is a brief introduction to the Remap_table feature in 11.2. Look at a simple example: Sql> select * from V$version; BANNER -----------------------------

The process of storing a picture file, any development tool can store the picture text in the database by calling the procedure. Detailed steps: Microsoft Windows 5.00.2195 [Version] (C) Copyright 1985-2000 Microsoft Corp. C:\Documents and

The grid infrastructure shared components grid infrastructure uses two types of shared devices to manage cluster resources and nodes: OCR (Oracle Cluster Registry) and voting disks. Oracle 11.2 introduces a new file called Oracle local Registry (OLR)

rac  after the grid infrastructure was installed, we shifted our attention to the installation of Oracle software on the cluster. As we can see, the Grid Infrasctructure provides a framework for running RAC, including cluster communication links,

Oracle 11g can be uninstalled from the Start menu , and you will need to delete the relevant contents in the registry at the same time.operating System : WINDOWS10 Professional Edition.Uninstall steps:1. Disable Oracle services: Enter Computer

Oracle DBA Database Senior Engineer Training course is the wind brother alone research and development of the fine combat courses, the road map is mainly to let everyone fast employment, high-paying employment. The course focuses on Oracle company

Oracle GoldenGate Studio is a graphical interface management tool. This tool makes it easier to complete the Ogg replication design. Installing this tool requires Java 8 (1.8) JDK software, which can be downloaded from the official Oracle website.1.

In this introduction two Oracle 10G began to provide a pseudo-column ORA_ROWSCN, it is divided into two modes one is based on block, which is the default mode, there is a row, this mode can only be built in the table when the rowdependencies is

When I saw the configuration of the Tomcat data source today, I remembered this question, and I didn't know what thin was at first.Database.url=jdbc:oracle:thin:angel/[email Protected]:1530:monitordbAfter searching the internet, we get the following

Servlet+oracle MVC architecture to build a simple shopping cart Web projectThe main implementation of the following features:1. User login, verify the legality of the user from the database.2. The shopping hall, take out the product from the

qt-win-commercial-src-4.3.1, qt-x11-commercial-src-4.3.1Microsoft Visual C + + 6.0, KDevelop 3.5.0Windows Xp, Solaris 10, Fedora 8SQL Server, Oracle 10g Client, driver compilationThere are two database drivers to be mentioned here, namely ODBC and

Today, a colleague received a task is to modify the database sys and the system user's password, the boss in the assignment when the task also brought with a sentence do not forget to synchronize the password file, so think of a few days ago wrote a