QiangCai commented on a change in pull request #3691: [CARBONDATA-3760]Enable
prefetch in presto to improve query performance
URL: https://github.com/apache/carbondata/pull/3691#discussion_r402176992
##########
File path:
integration/presto/src/main/prestosql/org/apache/carbondata/presto/CarbondataPageSource.java
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@@ -356,7 +356,6 @@ private PrestoCarbonVectorizedRecordReader
createReaderForColumnar(HiveSplit car
QueryModel queryModel = createQueryModel(carbonSplit, tableHandle,
columns, conf);
if (isDirectVectorFill) {
queryModel.setDirectVectorFill(true);
- queryModel.setPreFetchData(false);
Review comment:
No, we can enable it.
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