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Solved "ORA-12154: TNS:could not resolve the connect identifier specified"

Solved "ORA-12154: TNS:could not resolve the connect identifier specified"

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

Solved "ORA-12203: TNS:unable to connect to destination."

Solved "ORA-12203: TNS:unable to connect to destination."

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

Solved "ORA-12163: TNS:connect descriptor is too long"

Solved "ORA-12163: TNS:connect descriptor is too long"

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

How to Install MariaDB 5.5 Server on RHEL 7/CentOS 7 Linux with Easy Steps

How to Install MariaDB 5.5 Server on RHEL 7/CentOS 7 Linux with Easy Steps 5

In this article, I will take you through 6 Simple and Easy Steps to Install MariaDB Server on Linux(RHEL/CentOS 7/8). MariaDB is an open source MySQL based relational database management system. It is probably the most popular database currently in use on Linux Based Platforms due to its various features over other databases. It offers ... Read more

How to Set MariaDB root Password in RHEL/CentOS 7/8 Using Simple mysql_secure_installation

How to Set MariaDB root Password in RHEL/CentOS 7/8 Using Simple mysql_secure_installation 7

In this article, I will take you through the steps to Set MariaDB root password in Linux using mysql_secure_installation tool. If you are familiar with MySQL DB in Linux then you must be aware that MariaDB has now replaced MySQL DB in Latest RHEL/CentOS Based Systems. After installing MariaDB in your server you might wonder ... Read more

Easy steps to Install Oracle Database 12c in Windows 10

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