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https://issues.apache.org/jira/browse/JENA-1643?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16704613#comment-16704613
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ASF GitHub Bot commented on JENA-1643:
--------------------------------------
Github user rvesse commented on a diff in the pull request:
https://github.com/apache/jena/pull/501#discussion_r237831448
--- Diff: jena-tdb/src/main/java/org/apache/jena/tdb/store/GraphTDB.java ---
@@ -171,7 +171,10 @@ protected final int graphBaseSize() {
@Override
public void clear() {
- getDatasetGraphTDB().deleteAny(getGraphName(), Node.ANY, Node.ANY,
Node.ANY) ;
+ // Logically, this is "super.clear()" except the default
implementation
+ // is a loop that materializes nodes. We want to call the dataset
directly
+ // so that nodes don't get materialized, just deleted from indexes.
--- End diff --
Loaded from the node table into nodes in the cache I think?
> CLEAR and DROP do not work on inference graphs over TDB.
> --------------------------------------------------------
>
> Key: JENA-1643
> URL: https://issues.apache.org/jira/browse/JENA-1643
> Project: Apache Jena
> Issue Type: Bug
> Affects Versions: Jena 3.9.0
> Reporter: Andy Seaborne
> Assignee: Andy Seaborne
> Priority: Major
> Fix For: Jena 3.10.0
>
>
> [Reported by
> email|https://lists.apache.org/thread.html/74e434ababc63419fe5abf141d88ea9101b8d7fc0ca7b860f400b4d9@%3Cusers.jena.apache.org%3E].
> {{BaseInfGraph}}.clear is not trigger transaction promoting in the
> graph-level transaction going through {{GraphTDB.clear}}.
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