Control structures are probably the most useful (and
important) part of PL/pgSQL. With
PL/pgSQL's control structures,
@@ -940,4 +940,4 @@ CONTEXT: PL/pgSQL function outer_func() line 3 at RETURN
GET STACKED DIAGNOSTICS ... PG_EXCEPTION_CONTEXT
returns the same sort of stack trace, but describing the location
at which an error was detected, rather than the current location.
-