From 49e52032242e39eba0cf24ca16a37c84b52cc356 Mon Sep 17 00:00:00 2001
From: natile <??>
Date: Mon, 18 Nov 2002 18:06:58 +0000
Subject: [PATCH] Relation: inverse switch added.

---
 helm/ocaml/mathql_interpreter/mqint.ml     | 6 +++---
 helm/ocaml/mathql_interpreter/relation.ml  | 4 ++--
 helm/ocaml/mathql_interpreter/relation.mli | 6 ++++--
 3 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/helm/ocaml/mathql_interpreter/mqint.ml b/helm/ocaml/mathql_interpreter/mqint.ml
index bbaeec0b5..bee3bd765 100644
--- a/helm/ocaml/mathql_interpreter/mqint.ml
+++ b/helm/ocaml/mathql_interpreter/mqint.ml
@@ -123,14 +123,14 @@ let rec exec_set_exp c = function
    | MathQL.Relation (inv, rop, path, sexp, attl) -> 
         let before = Sys.time() in
 	if ! dbname = postgres_db then
-        (let res = relation_ex rop path (exec_set_exp c sexp) attl in
+        (let res = relation_ex inv rop path (exec_set_exp c sexp) attl in
 	 if ! stat then 
 	 (print_string ("RELATION " ^ (fst path) ^ " = " ^ string_of_int(List.length res) ^ ": ");
           print_endline (string_of_float (Sys.time() -. before) ^ "s");
           flush stdout);
          res)
 	else
-        (let res = relation_galax_ex rop path (exec_set_exp c sexp) attl in
+        (let res = relation_galax_ex inv rop path (exec_set_exp c sexp) attl in
          if !stat then
          (print_string ("RELATION-GALAX " ^ (fst path) ^ " = " ^ string_of_int(List.length res) ^ ": ");
           print_endline (string_of_float (Sys.time() -. before) ^ "s");
@@ -202,7 +202,7 @@ and exec_val_exp c = function
 				    else s::[]
 	                in
 			 edup ol
-   | MathQL.Record (rvar, vvar) -> List.assoc vvar (List.assoc rvar c.groups) 
+   | MathQL.Record (rvar, path) -> List.assoc path (List.assoc rvar c.groups) 
 				  
    | MathQL.VVar s -> List.assoc s c.vvars				  
    | MathQL.RefOf sexp -> List.map (fun (s,_) -> s) (exec_set_exp c sexp)
diff --git a/helm/ocaml/mathql_interpreter/relation.ml b/helm/ocaml/mathql_interpreter/relation.ml
index 57b89122e..54f42a7e5 100644
--- a/helm/ocaml/mathql_interpreter/relation.ml
+++ b/helm/ocaml/mathql_interpreter/relation.ml
@@ -46,7 +46,7 @@ let get_prop_id propl =
 ;;
 
 
-let relation_ex rop path rset attl =
+let relation_ex inv rop path rset attl =
   let usek = get_prop_id path in
   let vvar = if attl = [] then "position"
              else List.hd attl
@@ -139,7 +139,7 @@ let muse path attl r =
 
 (* prende un resource_set, una vvar (primo el. di attl) a cui associare la posizione, e la relazione (refObj o backPointer) e per ogni resource chiama la muse 
 NOTA: "rop" per ora non viene usato perche' vale sempre "ExactOp" *)
-let relation_galax_ex rop path rset attl =
+let relation_galax_ex inv rop path rset attl =
     List.stable_sort (fun (uri1,l1) (uri2,l2) -> compare uri1 uri2) (List.concat (List.map (muse path attl) rset))
 
 
diff --git a/helm/ocaml/mathql_interpreter/relation.mli b/helm/ocaml/mathql_interpreter/relation.mli
index 4a9d181e1..66df961c5 100644
--- a/helm/ocaml/mathql_interpreter/relation.mli
+++ b/helm/ocaml/mathql_interpreter/relation.mli
@@ -24,7 +24,9 @@
  *)
 
 val relation_ex :
- MathQL.refine -> MathQL.path -> MathQL.resource_set -> string list -> MathQL.resource_set
+ bool -> MathQL.refine -> MathQL.path -> MathQL.resource_set -> string list -> MathQL.resource_set
+
 
 val relation_galax_ex :
- MathQL.refine -> MathQL.path -> MathQL.resource_set -> string list -> MathQL.resource_set
+bool -> MathQL.refine -> MathQL.path -> MathQL.resource_set -> string list -> MathQL.resource_set
+
-- 
2.39.2