![]() If SET (or equivalently SET SESSION) is issued within a transaction that is later aborted, the effects of the SET command disappear when the transaction is rolled back. (But some require superuser privileges to change, and others cannot be changed after server or session start.) SET only affects the value used by the current session. Many of the run-time parameters listed in Chapter 20 can be changed on-the-fly with SET. In active directory system user credentials are authenticated in these authority servers.The SET command changes run-time configuration parameters. Logon server is used to authenticate the user to login a system. ![]() Home is the current users location where his personal files and folders stored. In this example we create a new variable named Test with value 1 $ set Test=1 Get Home Path We can create or change and environment variable and its value by giving both the variable name and the variable data. Now the last function of the set command. $ set APPDATA Get/Print Single Environment Variable Change/Create Environment Variable In this example we will print the values of APPDATA environment variable. We can print only single variable just proving the variable name to the set command. ![]() In previous example we have listed all environment variables without selecting particular one. $ set List All Environment Variables Get/Print Single Environment Variable All these information can be listed just issuing the set command without any parameter like below. and parts are optional and used according to situation SET ] List All Environment VariablesĮnvironment variables holds a lot of information about the operating system and user. Syntax of the set command is very simple. More information about set command ca be printed with /? option. Set command lists, sets and gets single or all environment variables. In this tutorial we will look how to list, get and set Windows operating system environment variables in details. One of the most common storage for some generic information like Username, operating system path etc. These configurations are stored in different ways in different locations. Operating systems have a lot of configurations.
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