X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Focaml%2Fmathql_interpreter%2FmQIPostgres.mli;h=8fa7acc3b0bc33f3df32bd550c90841b7f8db06a;hb=b5503c72c5560e8da3337e99bf058f0caab350e8;hp=342c91eaa551e9c50a54e25ea774e6f1922aa85f;hpb=1c7fb836e2af4f2f3d18afd0396701f2094265ff;p=helm.git

diff --git a/helm/ocaml/mathql_interpreter/mQIPostgres.mli b/helm/ocaml/mathql_interpreter/mQIPostgres.mli
index 342c91eaa..8fa7acc3b 100644
--- a/helm/ocaml/mathql_interpreter/mQIPostgres.mli
+++ b/helm/ocaml/mathql_interpreter/mQIPostgres.mli
@@ -26,10 +26,12 @@
 (*  AUTOR: Ferruccio Guidi <fguidi@cs.unibo.it>
  *)
 
-val init  : string -> Postgres.connection option
+type connection
 
-val close : Postgres.connection option -> unit
+val init  : string -> connection option
 
-val exec  : Postgres.connection option -> string -> string list list
+val close : connection option -> unit
+
+val exec  : connection option -> string -> string list list
 
 val quote : string -> string