oracle database link without tnsnames

Problem Description: When landing Oracle database, whether from SQL Plus or from Toad Landing, there will be no landing on the phenomenon. Prompt for package receive failed: ORA-12637 appears. Workaround: Modify the Sqlnet.ora file,

OracleHow to Create a databaseDATABASE LINKWhat about it? In this article, we will use an instance to introduce the creation process. Next, let's take a look at this process. Multiple ORACLE databases physically stored in the network can be

Multiple Oracle databases physically stored in the network can be logically considered as a single large database. Users can access the data in the remote database through the network, while the collaborative processing between servers It is

Oracle basic concepts and comparison with informix I. ConceptsUser: informix directly uses the user management system of the operating system. Generally, root and informix are used as super operators to manage other users. Oracle has its own user

Source: http://www.oracle.com/technology/global/cn/pub/articles/cunningham-database-xe.html   Oracle Database Xe is not necessarily important to beginners, students, amateurs, or small businesses-it is equally attractive in many other

Some time ago, a brother found a post on my blog about how to use OCI to link oracle Database Configuration methods. Because it was just a simple record, there were a lot of things in the article. Some time ago, a brother found a post on my blog

The racle database system is a complex software system. Without understanding its internal structure principles and relationships, it is impossible to design and Compile High-Quality application software systems or manage a complex application

Basics of connecting OCI to Oracle in Linux ---- configuring Instant Client to connect to oracle Database Some time ago, a brother posted a post on my blog about how to use OCI to link oracle Database Configuration methods, A lot of things in that

Create an Oracle Link Server in 64-bit SQL Server Sometimes we want to access data from another SQL Server database or data from other Oracle databases under one SQL Server. to complete these operations, we must first create a database link. The

If you connect to a database in a remote server on the host, there is no need to install oracle software as large as the server (for example ,), instead, install an oracle client. Oracle software installed on the server is a kind of software