Provided by: postgres-xc-doc_1.1-2ubuntu2_all 

NAME
SPI_pop - pop SPI stack to return from recursive SPI usage
SYNOPSIS
void SPI_pop(void)
DESCRIPTION
SPI_pop pops the previous environment from the SPI call stack. See SPI_push.
Postgres-XC 1.1 2014-04-07 SPI_POP(3)