01-21-2011
Well, they've already admitted that the query should be modified to run in parallel mode but they do not want to make this change until they've finished their current testing over the next 4-6 weeks.
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LEARN ABOUT DEBIAN
rdf::redland::queryresults
RDF::Redland::QueryResults(3pm) User Contributed Perl Documentation RDF::Redland::QueryResults(3pm)
NAME
RDF::Redland::QueryResults - Redland RDF Syntax Query Results Class
SYNOPSIS
use RDF::Redland;
...
my $query=new RDF::Redland::Query("query string", undef, undef, "sparql");
my $results=$model->query_execute($query);
# or my $results=$query->execute($model);
while(!$results->finished) {
for (my $i=0; $i < $results->bindings_count(); $i++) {
my $name=$results->binding_name($i);
my $value=$results->binding_value($i);
# ... do something with the results
}
$results->next_result;
}
The $results in the example is an object of class RDF::Redland::QueryResults.
DESCRIPTION
This class represents queries of various syntaxes over an RDF::Redland::Model returning a sequence of results that bind variable names to
RDF::Redland::Node values.
CONSTRUCTOR
There are no public constructors.
METHODS
count
Return the number of current results from the query.
finished
Return non-0 if the results have been exhausted.
binding_name INDEX
Get the name of variable binding INDEX in the array of variable names.
binding_names
Get the names all of the variable bindings as an array.
binding_value INDEX
Get the value of the variable binding INDEX in the current query result.
binding_values
Get the values of all of the variable bindings in the current query result.
binding_value_by_name NAME
Get the value of the variable binding NAME in the current query result.
bindings
Get the variable names and values of the current query result as a hash
bindings_count
Return the number of variable bindings.
next_result
Move to the next query result.
as_stream
Return a new RDF::Redland::Stream object representing the query results as an RDF Graph.
to_string [FORMAT-URI [BASE-URI]]
Serialize to a string syntax in format FORMAT-URI using the optional BASE-URI. The default format when none is given is determined by
librdf_query_results_to_string.
is_bindings
Return non-0 if the query results format is variable bindings
is_boolean
Return non-0 if the query results format is a boolean
is_graph
Return non-0 if the query results format is an RDF graph
get_boolean
Get the boolean query result; non-0 is true.
SEE ALSO
RDF::Redland::Query
AUTHOR
Dave Beckett - http://www.dajobe.org/
perl v5.14.2 2011-02-04 RDF::Redland::QueryResults(3pm)