Select global variables mysql download

To store values from the select list into multiple variables, you separate variables by commas. The where clause can be given to select rows using more general conditions. This information also can be obtained using the mysqladmin variables. However, the user can only create a local variable. When the server starts, it initializes each global variable to its default value. The global variable change does not affect the session value for any current client sessions. Mariadb platform mariadb platform managed service clustrixdb pricing downloads.

The mysql server maintains many system variables that configure its operation. Older versions of mysql employed set option, but this syntax was deprecated in favor of set without option. Global and session system variables are related as follows. System variables can be set at server startup using options on the command line or in an option file. A simple mysql extension to provide user global variables jedisct1mysql globaluservariablesudf. For details, see the description of that variable in section 5. Show variables accepts an optional global or session variable scope modifier. In ms sql, variables are the object which acts as a placeholder to a memory location. With the global modifier, show variables displays the values that are.