nt</a></span></dt><dt><span class="sect2"><a href="postgres-fdw.html#POSTGRES-FDW-REMOTE-QUERY-OPTIMIZATION">F.38.5. Remote Query Optimization</a></span></dt><dt><span class="sect2"><a href="postgres-fdw.html#POSTGRES-FDW-REMOTE-QUERY-EXECUTION-ENVIRONMENT">F.38.6. Remote Query Execution Environment</a></span></dt><dt><span class="sect2"><a href="postgres-fdw.html#POSTGRES-FDW-CROSS-VERSION-COMPATIBILITY">F.38.7. Cross-Version Compatibility</a></span></dt><dt><span class="sect2"><a href="postgres-fdw.html#P