Oracle database is one of the most popular used database across the world. It provides variety of features like Clustering, Content Management, Application Development etc. I am going to cover each of these important topics under this category with detailed explanation.
In this article, we will see how to solve "ORA-12154: TNS:could not resolve the connect identifier specified" in case you are also facing the same error. The ORA-12154 error, "TNS:could not resolve the connect identifier specified," is a common error encountered in Oracle Database environments. This error occurs when a client application is unable to ... Read more
The ORA-12203 error in Oracle Database is typically associated with an inability to connect to the database, with the full error message usually being "ORA-12203: TNS:unable to connect to destination." This error indicates that the client is unable to establish a connection to the Oracle server through Oracle Net Services (formerly known as SQL*Net). This ... Read more
The Oracle Database error ORA-12163 typically indicates a problem with the network connection, often related to the Oracle Net Services configuration. The full error message is usually "ORA-12163: TNS:connect descriptor is too long," which suggests an issue with the TNS (Transparent Network Substrate) connect descriptor used in the connection string. A connect descriptor provides the ... Read more
In this Tutorial, I will take you through the steps to create a database in Oracle DB 12c. Oracle 12c has many new features over older versions of database like full database Caching, in-memory aggregation, attribute clustering, json support etc. You can refer Oracle 12c features to know about all such features. Every database has ... Read more
In this article, I will take you through the steps to install Oracle Database 12c. Oracle database is the most widely used database across the world due to its multiple features capability. Some of its features are:- a)Cluster Creation: Provides Real Application Cluster(RAC) Performance. b)Performance and Scalability: Provides LOB(Large Object) Performance. c)Database Security: Uses standard ... Read more