RESET
Description
The RESET command resets runtime configurations specific to the current session which were set via the SET command to their default values.
Syntax
RESET;
RESET configuration_key;
Parameters
-
(none)
Reset any runtime configurations specific to the current session which were set via the SET command to their default values.
-
configuration_key
Restore the value of the
configuration_keyto the default value. If the default value is undefined, theconfiguration_keywill be removed.
Examples
-- Reset any runtime configurations specific to the current session which were set via the SET command to their default values.
RESET;
-- If you start your application with --conf spark.foo=bar and set spark.foo=foobar in runtime, the example below will restore it to 'bar'. If spark.foo is not specified during starting, the example below will remove this config from the SQLConf. It will ignore nonexistent keys.
RESET spark.abc;