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https://issues.apache.org/jira/browse/ARROW-1927?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16293996#comment-16293996
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ASF GitHub Bot commented on ARROW-1927:
---------------------------------------
pcmoritz commented on a change in pull request #1427: ARROW-1927: [Plasma] Add
delete function
URL: https://github.com/apache/arrow/pull/1427#discussion_r157356867
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File path: cpp/src/plasma/client.cc
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@@ -501,9 +501,19 @@ Status PlasmaClient::Abort(const ObjectID& object_id) {
}
Status PlasmaClient::Delete(const ObjectID& object_id) {
- // TODO(rkn): In the future, we can use this method to give hints to the
- // eviction policy about when an object will no longer be needed.
- return Status::NotImplemented("PlasmaClient::Delete is not implemented.");
+ // If the object is in used, client can't send the remove message.
+ if (objects_in_use_.count(object_id) > 0) {
+ return Status::UnknownError("PlasmaClient::Object is in used.");
Review comment:
Shall we create a custom error for this so it can be caught in Python?
cc @wesm
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> [Plasma] Implement delete function
> ----------------------------------
>
> Key: ARROW-1927
> URL: https://issues.apache.org/jira/browse/ARROW-1927
> Project: Apache Arrow
> Issue Type: Improvement
> Components: Plasma (C++), Python
> Reporter: Philipp Moritz
> Labels: pull-request-available
>
> The function should check if the reference count of the object is zero and if
> yes, delete it from the store. If no, it should raise an exception or return
> a status value.
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