Github user gvramana commented on a diff in the pull request:
https://github.com/apache/carbondata/pull/1008#discussion_r121982426
--- Diff:
core/src/main/java/org/apache/carbondata/core/dictionary/generator/IncrementalColumnDictionaryGenerator.java
---
@@ -169,10 +172,22 @@ public
IncrementalColumnDictionaryGenerator(CarbonDimension dimension, int maxVa
}
// write value to dictionary file
if (reverseIncrementalCache.size() > 0) {
- for (int index = 2; index < reverseIncrementalCache.size() + 2;
index++) {
- String value = reverseIncrementalCache.get(index);
+ String[] values = null;
+ synchronized (lock) {
+ // collect incremental dictionary
+ values = new String[currentDictionarySize - maxValue];
--- End diff --
Why it is collected to temporary list, why not directly write inside lock?
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