* comando USE/USED BY
*)
let use_ex alist asvar usek =
- let _ = print_string ("USE ")
- and t = Unix.time () in
- let result =
- let c = pgc ()
- in
- [ (List.hd alist) @ [asvar] ]
- @
+let module S = Mathql_semantics in
+let _ = print_string ("USE ")
+and t = Unix.time () in
+let result =
+ let c = pgc () in
Sort.list
- (fun l m -> List.hd l < List.hd m)
+ (fun {S.uri = uri1} {S.uri = uri2} -> uri1 < uri2)
(List.fold_left
- (fun parziale xres ->
+ (fun parziale {S.uri = uri ; S.attributes = attributes} ->
+ print_string uri ;
(*let r1 = helm_property_id usek
and r2 = helm_property_id "position"
and r3 = helm_property_id "occurrence"
"where " ^ "t" ^ r1 ^ ".att0 = '" ^ (List.hd xres) ^ "' and t" ^ r1 ^
".att1 = t" ^ r2 ^ ".att0 and t" ^ r1 ^ ".att1 = t" ^ r3 ^
".att0 order by t" ^ r3 ^ ".att1 asc"*)
- let tv = pgresult_to_string (c#exec ("select id from registry where uri='" ^ (List.hd xres) ^ "'")) in
- let qq = "select uri, context from t" ^ tv ^ " where back_for='" ^ usek ^ "'"
+ let tv =
+ pgresult_to_string
+ (c#exec ("select id from registry where uri='" ^ uri ^ "'"))
+ in
+ let qq =
+ "select uri, context from t" ^ tv ^ " where back_for='" ^ usek ^
+ "' order by uri asc"
in
let res = c#exec qq in
(List.map
- (fun l -> [List.hd l] @ List.tl xres @ List.tl l)
- res#get_list
- )
- @
+ (function
+ [uri;context] -> {S.uri = uri ; S.attributes = [asvar, context]}
+ | _ -> assert false
+ ) res#get_list
+ ) @
parziale
- )
- []
- (List.tl alist)
+ ) [] alist
)
- in
- let _ = print_endline (string_of_float (Unix.time () -. t)); flush stdout in
+in
+print_string (" = " ^ string_of_int (List.length result) ^ ": ") ;
+print_endline (string_of_float (Unix.time () -. t) ^ "s") ;
+flush stdout ;
result
;;