RESET restores run-time parameters to their default values. RESET is an alternative spelling for
SET parameter TO DEFAULT
Refer to SET for details.
The default value is defined as the value that the parameter would have had, had no SET ever been issued for it in the current session. The actual source of this value might be a compiled-in default, the configuration file, command-line options, or per-database or per-user default settings. See Section 16.4 for details.
See the SET reference page for details on the transaction behavior of RESET.
The name of a run-time parameter. See SET for a list.
Resets all settable run-time parameters to default values.
Set DATESTYLE to its default value:
Set GEQO to its default value: