[
https://issues.apache.org/jira/browse/HIVE-24065?focusedWorklogId=474192&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-474192
]
ASF GitHub Bot logged work on HIVE-24065:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 25/Aug/20 08:17
Start Date: 25/Aug/20 08:17
Worklog Time Spent: 10m
Work Description: kgyrtkirk commented on a change in pull request #1423:
URL: https://github.com/apache/hive/pull/1423#discussion_r476264312
##########
File path:
ql/src/java/org/apache/hadoop/hive/ql/exec/vector/expressions/VectorInBloomFilterColDynamicValue.java
##########
@@ -100,26 +103,39 @@ public void init(Configuration conf) {
default:
throw new IllegalStateException("Unsupported type " + colVectorType);
}
+
+ String queryId = HiveConf.getVar(conf, HiveConf.ConfVars.HIVEQUERYID);
+ runtimeCache = ObjectCacheFactory.getCache(conf, queryId, false, true);
}
- private void initValue() {
- InputStream in = null;
+ private void initValue() {
try {
- Object val = bloomFilterDynamicValue.getValue();
- if (val != null) {
- BinaryObjectInspector boi = (BinaryObjectInspector)
bloomFilterDynamicValue.getObjectInspector();
- byte[] bytes = boi.getPrimitiveJavaObject(val);
- in = new NonSyncByteArrayInputStream(bytes);
- bloomFilter = BloomKFilter.deserialize(in);
- } else {
- bloomFilter = null;
- }
- initialized = true;
- } catch (Exception err) {
- throw new RuntimeException(err);
- } finally {
- IOUtils.closeStream(in);
Review comment:
I don't see this close in the new implementation...isn't that needed?
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Issue Time Tracking
-------------------
Worklog Id: (was: 474192)
Time Spent: 0.5h (was: 20m)
> Bloom filters can be cached after deserialization in
> VectorInBloomFilterColDynamicValue
> ---------------------------------------------------------------------------------------
>
> Key: HIVE-24065
> URL: https://issues.apache.org/jira/browse/HIVE-24065
> Project: Hive
> Issue Type: Improvement
> Reporter: László Bodor
> Assignee: László Bodor
> Priority: Major
> Labels: pull-request-available
> Attachments: image-2020-08-05-10-05-25-080.png
>
> Time Spent: 0.5h
> Remaining Estimate: 0h
>
> Same bloom filter is loaded multiple times across tasks. It would be good to
> check if we can optimise this, to avoid deserializing.
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