-
```
What steps will reproduce the problem?
1. Initialize mysql backend
2. Insert triple that has Literal as value
3. Execute SPARQL query "SELECT ?s ?p ?o WHERE { ?s ?p ?o . OPTIONAL { ?o
?op ?ov } }"…
-
```
What steps will reproduce the problem?
1. Add triple ?abc with no language
2. Sparql query: FILTER (lang(?abc) = '')
What is the expected output? What do you see instead?
Expected: Match
Actual: …
-
```
Here is a patch that makes unnamed graph SPARQL queries look for triples
also in ConjunctiveGraph's contexts matching the from clause.
This is not enough for properly implementing:
http://www.w3…
-
```
# There seems to be a problem with the >= and = xsd:date("2007-12-30") && xsd:date(?date) = xsd:date("2008-01-01") && xsd:date(?end)
-
```
graph.query returns a sequence of tuples, but for almost no cost, and full
backward compatibility, they could be collections.namedtuple objects instead.
Then we can write code like this:
for row…
-
```
What steps will reproduce the problem?
The following code fails:
graph=SPARQLGraph(Graph())
graph.parse('test.rdf')
where = GraphPattern([("?x",URIRef('http://xmlns.com/foaf/0.1/name'),"?name")])…
-
```
What steps will reproduce the problem?
1. Prepare an XHTML+RDFa document in which there are both an element
producing a typed literal, and an xml:lang specification (e.g. on the root
html element)…
-
```
ZODB store is not working or at the very least lacking documentation on how to
make it work.
http://groups.google.com/group/rdflib-dev/browse_thread/thread/2dce71930c002743
```
Original issue…
-
```
from rdflib.Graph import *
# This code generate an assert
Graph().query("""select * {
optional { ?a ?b ?c }
optional { ?d ?e ?f }
?x ?y ?z
}""")
# This is OK
Graph().query("""select * {
?x ?y ?z…
-
```
What steps will reproduce the problem?
query = "DESCRIBE ?uri WHERE { }" # or "DESCRIBE ?uri"
bnd = { Variable("?uri"): DFL['ralf'] }
result = store_graph.query(query, initNs=dict(foaf=FOAF, vc=…