kumarvishal09 commented on a change in pull request #3140: [CARBONDATA-3307] Fix Performance Issue in No Sort
URL:
https://github.com/apache/carbondata/pull/3140#discussion_r263346181
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File path: processing/src/main/java/org/apache/carbondata/processing/loading/steps/CarbonRowDataWriterProcessorStepImpl.java
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@@ -129,20 +128,29 @@ public CarbonRowDataWriterProcessorStepImpl(CarbonDataLoadConfiguration configur
.recordDictionaryValue2MdkAdd2FileTime(CarbonTablePath.DEPRECATED_PARTITION_ID,
System.currentTimeMillis());
+ String[] storeLocation = getStoreLocation();
+ DataMapWriterListener listener = getDataMapWriterListener(0);
+ CarbonFactDataHandlerModel model = CarbonFactDataHandlerModel
+ .createCarbonFactDataHandlerModel(configuration, storeLocation, 0, 0, listener);
+ model.setColumnLocalDictGenMap(localDictionaryGeneratorMap);
+ dataHandler = CarbonFactHandlerFactory.createCarbonFactHandler(model);
+ dataHandler.initialise();
+
if (iterators.length == 1) {
- doExecute(iterators[0], 0);
+ doExecute(iterators[0], 0, dataHandler);
} else {
executorService = Executors.newFixedThreadPool(iterators.length,
new CarbonThreadFactory("NoSortDataWriterPool:" + configuration.getTableIdentifier()
.getCarbonTableIdentifier().getTableName()));
Future[] futures = new Future[iterators.length];
for (int i = 0; i < iterators.length; i++) {
- futures[i] = executorService.submit(new DataWriterRunnable(iterators[i], i));
+ futures[i] = executorService.submit(new DataWriterRunnable(iterators[i], i, dataHandler));
}
for (Future future : futures) {
future.get();
}
}
+ finish(dataHandler, 0);
Review comment:
In Finish method please make carbonfactdatahandler to null
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