lightdb_enable_default_tablespace (integer)
Enables or disables default tablespace lt_users for create database. This is off by default.
lightdb_external_virtual_ip (string)
Configure the external virtual IP. If there is an external virtual IP, before the standby automatically switches to primary, it will determine whether the local machine has this IP address. If there is no IP address, it will not be promoted automatically. see ltcluster
lightdb_aborted_rollback (boolean)
The lightdb_aborted_rollback is off by default. enable it, report an error and rollback all statements when an error occurs in a transaction. When lightdb_aborted_rollback is turned on and statement level rollback takes effect, cannot execute transaction. two functions cannot be used at the same time.