Provided by: postgres-xc-client_1.1-2ubuntu2_amd64 

NAME
ROLLBACK_TO_SAVEPOINT - roll back to a savepoint
SYNOPSIS
ROLLBACK [ WORK | TRANSACTION ] TO [ SAVEPOINT ] savepoint_name
DESCRIPTION
Note
The following description applies only to Postgres-XC
ROLLBACK TO has not been supported by Postgres-XC yet. This may be supported in the future releases.
Postgres-XC 1.1 2014-04-07 ROLLBACK TO SAVEPOINT(7)