fixed #50 Unclear how to use stats with named graphs - improve docs

Merck · Jan 2, 2019 · 65583ec · 65583ec
1 parent 015c00c
commit 65583ec
Show file tree

Hide file tree

Showing 2 changed files with 5 additions and 3 deletions.
diff --git a/docs/tools.md b/docs/tools.md
@@ -235,8 +235,10 @@ by the VoID vocabulary, its extensions, and the SPARQL 1.1 Service Description.
  -c,--named-graph <named_graph>          Optional restrict stats calculation to the given named
                                          graph only
  -g,--stats-named-graph <target_graph>   Optional target named graph of the exported statistics
-                                         (default is
-                                         'http://merck.github.io/Halyard/ns#statsContext')
+                                         (default value is
+                                         'http://merck.github.io/Halyard/ns#statsContext'),
+                                         modification is recomended only for external export as
+                                         internal Halyard optimizers expect the default value
 Example: halyard stats -s my_dataset [-g 'http://whatever/mystats'] [-t
 hdfs:/my_folder/my_stats.trig]
 ```

diff --git a/tools/src/main/java/com/msd/gin/halyard/tools/HalyardStats.java b/tools/src/main/java/com/msd/gin/halyard/tools/HalyardStats.java
@@ -453,7 +453,7 @@ public HalyardStats() {
         addOption("t", "target-file", "target_url", "Optional target file to export the statistics (instead of update) hdfs://<path>/<file_name>[{0}].<RDF_ext>[.<compression>]", false, true);
         addOption("r", "threshold", "size", "Optional minimal size of a named graph to calculate statistics for (default is 1000)", false, true);
         addOption("c", "named-graph", "named_graph", "Optional restrict stats calculation to the given named graph only", false, true);
-        addOption("g", "stats-named-graph", "target_graph", "Optional target named graph of the exported statistics (default is '" + HALYARD.STATS_GRAPH_CONTEXT.stringValue() + "')", false, true);
+        addOption("g", "stats-named-graph", "target_graph", "Optional target named graph of the exported statistics (default value is '" + HALYARD.STATS_GRAPH_CONTEXT.stringValue() + "'), modification is recomended only for external export as internal Halyard optimizers expect the default value", false, true);
     }
 
     private static RowRange rowRange(byte prefix, byte[] hash) {