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new e97edf6 [ZEPPELIN-3644] fixed sparql interpreter documentation
e97edf6 is described below
commit e97edf67a279ec91f43ed9c581c793244f86017f
Author: hsteinmueller <harald.steinmuel...@gmail.com>
AuthorDate: Tue Nov 19 15:21:01 2019 +0000
[ZEPPELIN-3644] fixed sparql interpreter documentation
### What is this PR for?
see #3480
I fixed the documentation for the new configuration.
I also added an Acknowledgement, which I forgot, since I did this as part
of a research-project at the Fraunhofer SCS.
### What type of PR is it?
Documentation
### Todos
### What is the Jira issue?
### How should this be tested?
### Screenshots (if appropriate)
### Questions:
* Does the licenses files need update? No
* Is there breaking changes for older versions? No
* Does this needs documentation? No
Author: hsteinmueller <harald.steinmuel...@gmail.com>
Closes #3524 from hsteinmueller/sparql-hotfix and squashes the following
commits:
df2f42035 [hsteinmueller] updated sparql readme
---
docs/interpreter/sparql.md | 20 ++++++++++++++++++--
1 file changed, 18 insertions(+), 2 deletions(-)
diff --git a/docs/interpreter/sparql.md b/docs/interpreter/sparql.md
index 542853c..a8778c3 100644
--- a/docs/interpreter/sparql.md
+++ b/docs/interpreter/sparql.md
@@ -25,7 +25,7 @@ limitations under the License.
## Overview
[SPARQL](https://www.w3.org/TR/sparql11-query/) is an RDF query language able
to retrieve and manipulate data stored in Resource Description Framework (RDF)
format.
-Apache Zeppelin uses [Apache Jena](https://jena.apache.org/) to query
SPARQL-Endpoints.
+Apache Zeppelin for now only supports [Apache Jena](https://jena.apache.org/)
to query SPARQL-Endpoints.
To query your endpoint configure it in the Interpreter-Settings and use the
**%sparql** interpreter.
Then write your query in the paragraph.
@@ -39,6 +39,11 @@ If you want the prefixes to replace the URI's, set the
replaceURIs setting.
<th>Description</th>
</tr>
<tr>
+ <td>sparql.engine</td>
+ <td>jena</td>
+ <td>The sparql engine to use for the queries</td>
+ </tr>
+ <tr>
<td>sparql.endpoint</td>
<td>http://dbpedia.org/sparql</td>
<td>Complete URL of the endpoint</td>
@@ -48,8 +53,19 @@ If you want the prefixes to replace the URI's, set the
replaceURIs setting.
<td>true</td>
<td>Replace the URIs in the result with the prefixes</td>
</tr>
+ <tr>
+ <td>sparql.removeDatatypes</td>
+ <td>true</td>
+ <td>Remove the datatypes from Literals so Zeppelin can use the values</td>
+ </tr>
</table>
## Example
-<img
src="{{BASE_PATH}}/assets/themes/zeppelin/img/docs-img/sparql-example.png"
width="100%"/>
\ No newline at end of file
+<img
src="{{BASE_PATH}}/assets/themes/zeppelin/img/docs-img/sparql-example.png"
width="100%"/>
+
+## Acknowledgement
+
+This work was partially supported by the Bavarian State Ministry of Economic
Affairs,
+Regional Development and Energy within the framework of the Bavarian Research
and
+Development Program "Information and Communication Technology".
\ No newline at end of file
