Re: [Virtuoso-users] Ask queries

Hello Alex, ASK is supposed to work, it returns single row with single "1" value in it if true, empty result set otherwise. E.g., SQL> sparql ask from virtrdf: where { ?s a ?t }; __ask_retval INTEGER ___ 1 1 Rows. If

Re: [Virtuoso-users] Ask queries

Hi Alex, Yes, although via the SQL interface a false results does not return a result set value, whereas true does: SQL> sparql insert into { <1> <2> <3>}; Done. -- 149 msec. SQL> sparql select * from where {?s ?p ?o}; s

[Virtuoso-users] Ask queries

Hello there, are ask queries supported? I do not get any result (neither true nor false) trying the following queries: SQL> sparql ask from { wat:whatever ?o}; __ask_retval INTEGER ___ 0 Rows. -- 19 m