[GitHub] [doris] weizhengte commented on a diff in pull request #12987: [feature](nereids) refactor statistics framework and introduce StatsCalculatorV2

[GitBox <gi...@apache.org>]

weizhengte commented on code in PR #12987:
URL: https://github.com/apache/doris/pull/12987#discussion_r985024640


##########
fe/fe-core/src/main/java/org/apache/doris/statistics/ColumnStat.java:
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@@ -54,7 +51,7 @@
  * For example:
  * "@ndv = 10" means that the number distinct values is 10 in the whole table.
  */
-public class ColumnStats {
+public class ColumnStat {

Review Comment:
   I think statistics describe the statistics of the original table, you can store the original statistics and convert them to numeric values when they are used elsewhere. I'm not quite sure how other databases do it? Are their stats like that too? 



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