Re: [Virtuoso-users] SPARUL insert/delete

2007-07-12 Thread imikhailov
Hello Mikael, In current version of Virtuoso, the constructor of DELETE acts like any plain constructor so it does not search for appropriate values of variables in the database. This is the first issue. In addition, Virtuoso is quad store, not triple store, and graphs are not entirely separated f

Re: [Virtuoso-users] Export RDF to a file

2007-04-30 Thread imikhailov
Alex, >> Is there any way I can write out to a file as I go - rather than >> storing it all in an in-memory string stream? > Ah, I figured out a way to do this.. I write to the string stream as I go, and every N times through the loop I append it to a file and flush the string stream. The stri

Re: [Virtuoso-users] Export RDF to a file

2007-04-30 Thread imikhailov
uot;p" as pred, subq."o" as obj from ( sparql define output:valmode "LONG" define input:storage <http://terapath.net/adb/quad_storage/default> select ?s ?p ?o from ) subq) do Best Regards, IvAn. - Alex > -Original Message- > From: imikhailov

Re: [Virtuoso-users] Export RDF to a file

2007-04-30 Thread imikhailov
major release, Virtuoso will optimize some CONSTRUCT queries so they will avoid in-memory dictionary in some cases, including 'dump graph' case; this will eliminate the complication. Best Regards, IvAn Mikhailov. -Original Message- From: Alex Black [mailto:alex.bl...@terapath.net] Sen

Re: [Virtuoso-users] RDF Views: Defining quad storage, joins?

2007-04-27 Thread imikhailov
Alex, Fred's blog entry refer to a version that is now obsolete. First of all, try to update to a recent version. If IRI class conceptSchema:iri_concept declared before use in this declaration then the declaration seemes OK for me. Best Regards, Ivan Mikhailov. __

Re: [Virtuoso-users] Inference and isBlank() test

2007-04-26 Thread imikhailov
Hello Anton, Yes, the result set is suspicious. I should test this. Unfortunately I can't promise you any detailed results or patches before next week. Best Regards, IvAn Mikhailov. -Original Message- From: virtuoso-users-boun...@lists.sourceforge.net [mailto:virtuoso-users-boun...@lists

Re: [Virtuoso-users] Licensing (Was: Virtuoso Open Source Editionand distributed SPARQL queries)

2007-03-29 Thread imikhailov
Emile, > Any news on the new Virtuoso version? The VOS site hasn't been updated in a while. Version 5.0 is now under final automated testing so I hope it will be published either today or during the weekend. Documentation updates will be published few days later. Best Regards, Ivan Mikhailov

Re: [Virtuoso-users] SQL to RDF mapping

2007-03-19 Thread imikhailov
Hello Jukka, I'm sorry for temporary inconvenience. RDF mapping will support more column datatypes, the patch is coming soon. In the current version, supported types are integer, varchar, date, datetime, timestamp; incompletely supported are long varchar and long varbinary. A possible workaround

Re: [Virtuoso-users] Lots of questions

2007-03-15 Thread imikhailov
Emile, > SQL Server has a limitation of 2GB per column, not per row. That means for any given column, the total storage size combined for all rows cannot exceed 2GB. Which is already better than SQL Server 2000, which had 2 2GB limit per table. If Virtouso allows 2GB per row, I don't see any pro

Re: [Virtuoso-users] Virtuoso as a web content management system

2007-02-14 Thread imikhailov
Hello Emiliano, > Is Explorer well-supported? Windows Explorer has a number of gotchas that usually make it finicky with WebDAV servers that strictly adhere to the webdav servers. I don't have the finicky-list handly, but usernames come to mind. I've implemented parts of Virtuoso WebDAV and I t

[Virtuoso-users] FW: [Virtuoso-devel] RDF_GLOBAL_RESET() Stack overflow

2006-12-01 Thread imikhailov
Hi all, I'm sorry I did reply to Anton but not to everybody. This is a forward. Best Regards, IvAn Mikhailov. -Original Message- From: imikhailov [mailto:imikhai...@openlinksw.com] Sent: Friday, December 01, 2006 7:42 AM To: 'anton_krasov...@yahoo.com' Subject: RE:

Re: [Virtuoso-users] Virtuoso RDF API and bnodes

2006-10-29 Thread imikhailov
Hello Anton, There's no really convenient way, because the bnode usually appears in more than one insert statement and there should be a way of remembering them between calls. Blank nodes have no persistent names but they have persistent IRI_IDs, because they're nodes anyway. The function DB.DBA

Re: [Virtuoso-users] GNU Readline support for isql

2006-08-17 Thread imikhailov
Anton, Current version supports readline, I hope that --with-readline(=DIR) option of configure works on your particular platform. Refer to configure --help for more details. Best Regards, Ivan Mikhailov -Original Message- From: virtuoso-users-boun...@lists.sourceforge.net [mailto:virtuo

Re: [Virtuoso-users] Removing triples from store

2006-08-07 Thread imikhailov
Hello Anton, The common practice is to compose a dictionary of triples to be deleted, using SPARQL construct statement, then convert the dictionary into array then pass the array as a parameter to RDF_DELETE_TRIPLES. create procedure DELETE_PERSONAL_DATA (in foaf_graph varchar) { declare pdata_