* http://helm.cs.unibo.it/
*)
-open Printf
-
-module DB = Dbi_mysql
+open MetadataTypes
-let sort_tbl = "refSort"
-let rel_tbl = "refRel"
-let obj_tbl = "refObj"
-let owners_tbl = "owners"
-let conclno_tbl = "no_inconcl_aux"
-let conclno_hyp_tbl = "no_concl_hyp"
-let name_tbl = "objectName"
-
-(* let baseuri = "http://www.cs.unibo.it/helm/schemas/schema-helm#" *)
-let baseuri = ""
-let inconcl_uri = baseuri ^ "InConclusion"
-let mainconcl_uri = baseuri ^ "MainConclusion"
-let mainhyp_uri = baseuri ^ "MainHypothesis"
-let inhyp_uri = baseuri ^ "InHypothesis"
-let inbody_uri = baseuri ^ "InBody"
+open Printf
-let prepare_insert (dbh: Dbi.connection) =
- let insert_owner =
- dbh#prepare (sprintf "INSERT INTO %s VALUES (\"?\",\"?\")" owners_tbl)
+let execute_insert dbd uri (sort_cols, rel_cols, obj_cols) =
+ let sort_tuples =
+ List.fold_left (fun s l -> match l with
+ | [`String a; `String b; `Int c; `String d] ->
+ sprintf "(\"%s\", \"%s\", %d, \"%s\")" a b c d :: s
+ | _ -> assert false )
+ [] sort_cols
in
- let insert_sort =
- dbh#prepare (sprintf "INSERT INTO %s VALUES (\"?\",\"?\",?,\"?\")" sort_tbl)
+ let rel_tuples =
+ List.fold_left (fun s l -> match l with
+ | [`String a; `String b; `Int c] ->
+ sprintf "(\"%s\", \"%s\", %d)" a b c :: s
+ | _ -> assert false)
+ [] rel_cols
in
- let insert_rel =
- dbh#prepare (sprintf "INSERT INTO %s VALUES (\"?\",\"?\",?)" rel_tbl)
+ let obj_tuples = List.fold_left (fun s l -> match l with
+ | [`String a; `String b; `String c; `Int d] ->
+ sprintf "(\"%s\", \"%s\", \"%s\", %d)" a b c d :: s
+ | [`String a; `String b; `String c; `Null] ->
+ sprintf "(\"%s\", \"%s\", \"%s\", %s)" a b c "NULL" :: s
+ | _ -> assert false)
+ [] obj_cols
in
- let insert_obj =
- dbh#prepare (sprintf "INSERT INTO %s VALUES (\"?\",\"?\",\"?\",?)" obj_tbl)
- in
- (insert_owner, insert_sort, insert_rel, insert_obj)
+ if sort_tuples <> [] then
+ begin
+ let query_sort =
+ sprintf "INSERT %s VALUES %s;" (sort_tbl ()) (String.concat "," sort_tuples)
+ in
+ ignore (HMysql.exec dbd query_sort)
+ end;
+ if rel_tuples <> [] then
+ begin
+ let query_rel =
+ sprintf "INSERT %s VALUES %s;" (rel_tbl ()) (String.concat "," rel_tuples)
+ in
+ ignore (HMysql.exec dbd query_rel)
+ end;
+ if obj_tuples <> [] then
+ begin
+ let query_obj =
+ sprintf "INSERT %s VALUES %s;" (obj_tbl ()) (String.concat "," obj_tuples)
+ in
+ ignore (HMysql.exec dbd query_obj)
+ end
+
+
+let count_distinct position l =
+ MetadataConstraints.UriManagerSet.cardinal
+ (List.fold_left (fun acc d ->
+ match position with
+ | `Conclusion ->
+ (match d with
+ | `Obj (name,`InConclusion)
+ | `Obj (name,`MainConclusion _ ) ->
+ MetadataConstraints.UriManagerSet.add name acc
+ | _ -> acc)
+ | `Hypothesis ->
+ (match d with
+ | `Obj (name,`InHypothesis)
+ | `Obj (name,`MainHypothesis _) ->
+ MetadataConstraints.UriManagerSet.add name acc
+ | _ -> acc)
+ | `Statement ->
+ (match d with
+ | `Obj (name,`InBody) -> acc
+ | `Obj (name,_) -> MetadataConstraints.UriManagerSet.add name acc
+ | _ -> acc)
+ ) MetadataConstraints.UriManagerSet.empty l)
-let execute_insert dbh (insert_owner, insert_sort, insert_rel, insert_obj)
- uri owner (sort_cols, rel_cols, obj_cols)
-=
- insert_owner#execute [`String uri; `String owner];
- List.iter insert_sort#execute sort_cols;
- List.iter insert_rel#execute rel_cols;
- List.iter insert_obj#execute obj_cols
+let insert_const_no ~dbd l =
+ let data =
+ List.fold_left
+ (fun acc (uri,_,metadata) ->
+ let no_concl = count_distinct `Conclusion metadata in
+ let no_hyp = count_distinct `Hypothesis metadata in
+ let no_full = count_distinct `Statement metadata in
+ (sprintf "(\"%s\", %d, %d, %d)"
+ (UriManager.string_of_uri uri) no_concl no_hyp no_full) :: acc
+ ) [] l in
+ let insert =
+ sprintf "INSERT INTO %s VALUES %s" (count_tbl ()) (String.concat "," data)
+ in
+ ignore (HMysql.exec dbd insert)
+
+let insert_name ~dbd l =
+ let data =
+ List.fold_left
+ (fun acc (uri,name,_) ->
+ (sprintf "(\"%s\", \"%s\")" (UriManager.string_of_uri uri) name) :: acc
+ ) [] l in
+ let insert =
+ sprintf "INSERT INTO %s VALUES %s" (name_tbl ()) (String.concat "," data)
+ in
+ ignore (HMysql.exec dbd insert)
-let insert_const_no dbh uri =
- let inconcl_no =
- sprintf "INSERT INTO %s SELECT \"%s\", COUNT(DISTINCT h_occurrence) FROM %s WHERE (h_position=\"%s\" OR h_position=\"%s\") AND source LIKE \"%s%%\""
- conclno_tbl uri obj_tbl inconcl_uri mainconcl_uri uri
- in
- let concl_hyp =
- sprintf "INSERT INTO %s
- SELECT \"%s\",COUNT(DISTINCT h_occurrence)
- FROM %s
- WHERE NOT (h_position=\"%s\") AND (source = \"%s\")"
- conclno_hyp_tbl uri obj_tbl inbody_uri uri
- in
- (dbh#prepare inconcl_no)#execute [];
- (dbh#prepare concl_hyp)#execute []
+type columns =
+ MetadataPp.t list list * MetadataPp.t list list * MetadataPp.t list list
-let insert_name ~dbh ~uri ~name =
- let query =
- dbh#prepare
- (sprintf "INSERT INTO %s VALUES (\"%s\", \"%s\")" name_tbl uri name)
- in
- query#execute []
+ (* TODO ZACK: verify if an object has already been indexed *)
+let already_indexed _ = false
-type dbi_columns =
- Dbi.sql_t list list * Dbi.sql_t list list * Dbi.sql_t list list
+(***** TENTATIVE HACK FOR THE DB SLOWDOWN - BEGIN *******)
+let analyze_index = ref 0
+let eventually_analyze dbd =
+ incr analyze_index;
+ if !analyze_index > 30 then
+ begin
+ let analyze t = "OPTIMIZE TABLE " ^ t ^ ";" in
+ List.iter
+ (fun table -> ignore (HMysql.exec dbd (analyze table)))
+ [name_tbl (); rel_tbl (); sort_tbl (); obj_tbl(); count_tbl()]
+ end
+
+(***** TENTATIVE HACK FOR THE DB SLOWDOWN - END *******)
-let index_constant ~dbh =
- let query = prepare_insert dbh in
- fun ~owner ~uri ~body ~ty ->
- let name = UriManager.name_of_uri uri in
+let index_obj ~dbd ~uri =
+ if not (already_indexed uri) then begin
+ eventually_analyze dbd;
+ let metadata = MetadataExtractor.compute_obj uri in
let uri = UriManager.string_of_uri uri in
- let metadata = MetadataExtractor.compute ~body ~ty in
- let columns = MetadataPp.columns_of_metadata ~about:uri metadata in
- execute_insert dbh query uri owner (columns :> dbi_columns);
- insert_const_no dbh uri;
- insert_name ~dbh ~uri ~name
+ let columns = MetadataPp.columns_of_metadata metadata in
+ execute_insert dbd uri (columns :> columns);
+ insert_const_no ~dbd metadata;
+ insert_name ~dbd metadata
+ end
+
-let index_inductive_def ~dbh =
- let query = prepare_insert dbh in
- fun ~owner ~uri ~types ->
- let metadata = MetadataExtractor.compute_ind ~uri ~types in
- let uri_of (a,b,c) = a in
- let uris = UriManager.string_of_uri uri :: List.map uri_of metadata in
- let uri = UriManager.string_of_uri uri in
- let columns = MetadataPp.columns_of_ind_metadata metadata in
- execute_insert dbh query uri owner (columns :> dbi_columns);
- List.iter (insert_const_no dbh) uris;
- List.iter (fun (uri, name, _) -> insert_name ~dbh ~uri ~name) metadata
+let tables_to_clean =
+ [sort_tbl; rel_tbl; obj_tbl; name_tbl; count_tbl]
-let clean ~(dbh: Dbi.connection) ~owner =
+let clean ~(dbd:HMysql.dbd) =
let owned_uris = (* list of uris in list-of-columns format *)
- let query =
- dbh#prepare (sprintf
- "SELECT source FROM %s WHERE owner = \"%s\"" owners_tbl owner)
+ let query = sprintf "SELECT source FROM %s" (name_tbl ()) in
+ let result = HMysql.exec dbd query in
+ let uris = HMysql.map result (fun cols ->
+ match cols.(0) with
+ | Some src -> src
+ | None -> assert false) in
+ (* and now some stuff to remove #xpointers and duplicates *)
+ uris
+ in
+ let del_from tbl =
+ let query s =
+ sprintf "DELETE FROM %s WHERE source LIKE \"%s%%\"" (tbl ()) s
in
- query#execute [];
- List.map
- (function [source_col] -> source_col | _ -> assert false)
- (query#fetchall ())
+ List.iter
+ (fun source_col -> ignore (HMysql.exec dbd (query source_col)))
+ owned_uris
in
+ List.iter del_from tables_to_clean;
+ owned_uris
+
+let unindex ~dbd ~uri =
+ let uri = UriManager.string_of_uri uri in
let del_from tbl =
- let query =
- dbh#prepare (sprintf "DELETE FROM %s WHERE source LIKE \"?%%\"" tbl)
+ let query tbl =
+ sprintf "DELETE FROM %s WHERE source LIKE \"%s%%\"" (tbl ()) uri
in
- query#execute owned_uris
+ ignore (HMysql.exec dbd (query tbl))
in
- List.iter del_from
- [sort_tbl; rel_tbl; obj_tbl; conclno_tbl; conclno_hyp_tbl; name_tbl;
- owners_tbl]
+ List.iter del_from tables_to_clean
projects / helm.git / blobdiff