Vikram Kalsi <vikramkalsi(at)gmail(dot)com> writes:
> 1.) New Variables ADDED to src/include/nodes/plannodes.h
> 2.) New Variables ADDED to src/include/nodes/relation.h
> ...
> However, after these modifications the server process crashes on
> running a Join query like
> "select s_suppkey,c_custkey from supplier,customer where s_suppkey>125
> and s_suppkey<128 and c_custkey>100 and c_custkey<103 and
> c_custkey=s_suppkey"
Did you do a full recompile (make clean and rebuild) after modifying
these widely-known structures?
Unless you configured with --enable-depend, you can't expect that plain
"make" will recompile everything that needs recompiled.
regards, tom lane