Andrey Zhidenkov wrote: > I've digged into the source code a little bit and found that chain: > > PLPGSQL_STMT_ASSIGN -> exec_stmt_assign() -> exec_assign_expr() > -> exec_eval_expr() -> exec_run_select() > -> SPI_execute_plan_with_paramlist() -> _SPI_execute_plan() which finnaly > calls PushActiveSnapshot() and PopActiveSnapshot() wich just do memory > context allocations and use malloc() to copy snaphot. > > Maybe I have missed something?
Yes. -- Álvaro Herrera https://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services