Wenjin Zheng <wenjin(dot)zheng(at)lsbc(dot)com> writes:
> I am using libpq++ and Standard Template Library to write some programs for
> postgres6.5.
The symptoms you describe aren't familiar to me, but just on general
principles I'd recommend updating to postgres 7.0. We did clean up the
libpq++ include files since 6.5, and that might help.
regards, tom lane