Check the specific version of Oracle installation

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Title: How to check the installed version of Oracle Database

Oracle Database is the leader in enterprise-level database management systems, and its various versions have different functions and features. When using Oracle database, we sometimes need to check the specific version information of the installation in order to perform corresponding operations and maintenance. Here are several ways to check the installed version of Oracle database.

Method 1: Through SQL query

In Oracle database, we can obtain the database version information by executing SQL query statements. The database version can be queried through the following SQL statement:

SELECT * FROM v$version;

After executing the above SQL statement, a result set containing database version information will be output, including the database version number, release date and other detailed information.

Method 2: Through the SQL*Plus command line interface

Another way to check the Oracle database version is through the SQL*Plus command line interface. Enter the following command on the command line:

SQL> SELECT * FROM v$version;

Execute the above command to obtain the version information of the database.

Method 3: View the installation directory

When installing the Oracle database, the installation directory is generally saved in the specified location. You can learn the version information of the database by viewing the installation directory. Generally speaking, the Oracle installation directory will contain files and directories related to version numbers. By viewing this information, you can know the specific version of the database.

Summary

Through the above methods, we can easily check the installation version information of the Oracle database. In actual operation, choosing the appropriate method to obtain version information according to different needs will help us better manage and maintain the Oracle database.

Hope the above information is helpful to you!

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