kasakrisz commented on code in PR #6496:
URL: https://github.com/apache/hive/pull/6496#discussion_r3281334155
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ql/src/java/org/apache/hadoop/hive/ql/stats/StatsUtils.java:
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@@ -300,7 +311,7 @@ private static Statistics collectStatistics(HiveConf conf,
PrunedPartitionList p
if (needColStats && !metaTable) {
colStats = getTableColumnStats(table, neededColumns, colStatsCache,
fetchColStats);
if (estimateStats) {
- estimateStatsForMissingCols(neededColumns, colStats, conf, nr,
schema);
+ colStats = estimateStatsForMissingCols(neededColumns, colStats,
conf, nr, schema);
Review Comment:
I checked the usage of the `colStats` reference you mentioned and is used in
read operations. I haven't found any code that tries to modify it's content.
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