Tom Lane wrote:
> But shouldn't the minor-version bump between 7.3 and 7.4 libpq.so
> have prevented the dynamic linker from accepting the 7.3 libpq.so as
> the one to use? I thought the rule was "same major version as
> requested, minor version >= requested".
Maybe, but the directory search order comes first. If a compatible
library is found, it is used, no matter whether "better" compatible
library files are available in other directories that are searched
later.