Inline test function that verifies that slonik request for STORE NODE/INIT CLUSTER is being run against a conformant set of schema/functions.
declare moduleversion text; begin select into moduleversion getModuleVersion(); if moduleversion <> '@MODULEVERSION@' then raise exception 'Slonik version: @MODULEVERSION@ != Slony-I version in PG build %', moduleversion; end if; return null; end;